Educational Background:

Work Experience:

Tutorship (during PhD):

• Served as tutor for the course ESc 201 (Introduction to Electronics) in 2012-13 (Semester-II), 2013-14 (Semester-II) and 2014-15 (Semester-I).

Teaching Assistantship (during PhD): 

• ESc 201 (Introduction to Electronics) four times
• EE340 (Introduction to Electromagnetic Theory) 
• Microwave Metamaterial Laboratory
• Optoelectronics Laboratory

• Recipient of IEEE Antennas and Propagation Society Undergraduate Summer Research Scholarship of 2024 cycle in July 2024 by Mr. Mehul Kumar Sahoo, a B.Tech student.
• Honored as Young Achiever from Indian Institute of Technology Kanpur in July 2024.
• Recipient of IEEE AP-S Fellowship of 2024 cycle in July 2024 by Mr. Deepak Ram, a PhD scholar.
• Elected as Life Senior Member of Wireless, Antenna and Microwave Symposium (WAMS) Society since March 2024.
• Elected as Honorary Associate of Institute of Astronomy Space and Earth Science (IASES), Kolkata since March 2024.
• Recipient of International travel grant under the International Travel Support (ITS) Scheme, Science and Engineering Research Board (SERB), India (ITS/2023/002593) for presenting invited talks in URSI General Assembly 2023 (URSI-GASS 2023) in Sapporo, Japan.
• Recipient of Exceptional Performance as Reviewer of IEEE Transactions on Antennas and Propagation, 2023.
• Recipient of Outstanding Section Volunteer Award 2022 from IEEE Uttar Pradesh Section.
• Included in the Travelling Lecturer Program of Optica.
• Recipient of Exceptional Performance as Reviewer of IEEE Transactions on Antennas and Propagation.
• Recipient of IETE Smt. Manorama Rathore Memorial Award 2022 from IETE.
• Included as the only representative from India in the Speakers Bureau program of IEEE MTT Society since 2022.
• Elected as prestigious Fellow of Antenna Test and Measurement Society India since 2022.
• Recipient of Innovation Award in Microwave Field-2021 from IEEE AP/MTT Joint Chapter Gujrat Section.
• Recipient of IEEE Uttar Pradesh Section Young Professional Star for the Month of February 2021 from IEEE UP Section.
• Elevated to prestigious Fellow of IETE, India since 2021.
• Elected as prestigious Associate Fellow of West Bengal Academy of Science and Technology since 2020.
• Elected as prestigious Life Fellow Member from The Optical Society of India since 2020.
• Recipient of prestigious IEEE Senior Membership from IEEE, USA since February, 2020. Senior Membership recognizes a professional accomplishment as less than 10% of IEEE Members have achieved this recognition.
• Recipient of Lifetime Honorary Membership by International Union of Radio Sciences (URSI) effective from September, 2017.
• Recipient of Young Scientist Award in 2016 URSI Asia Pacific Radio Science Conference (URSI AP-RASC 2016) organized by International Union of Radio Sciences (URSI) during 21-25 August, 2016 in Seoul, South Korea.
• Finalist of best PhD thesis award in PhD Symposium in IEEE UPCON 2015 during 4-6 December, 2015 in IIIT Allahabad, India.
• Recipient of First Position of Young Scientist Award in Second Regional Conference on Radio Science (RCRS) 2015 organized by International Union of Radio Sciences (URSI), Indian National Science Academy (INSA) and School of Environmental Studies, Jawaharlal Nehru University during 16-19 November, 2015 in New Delhi, India.
• Received International travel grant under the DST International Travel Support (ITS) Scheme, Science and Engineering Research Board (SERB), India (SB/ITS/0070/2015-16) for presenting a paper in 2015 European Conference on Antennas and Propagation (EuCAP), 2015 in Lisbon, Portugal. 
• Recipient of Young Scientist Award in International Symposium on Electromagnetic Theory (EMTS) 2013 organized by Commission B of International Union of Radio Sciences (URSI) during 20-24 May, 2013.
• Appreciation Letter for selection as Young Scientist Award in the 6^th meeting of the Senate, IIT Kanpur in 2012-13.
• Recipient of Institute Scholarship (Ministry of Human Resource Development, India) for Post-graduate Studies (Both M.Tech. and PhD).
• Recipient of Journal Cash Award from Dean Resource & Alumni, IIT Kanpur for the session 2013-14.
• Recipient of Gold Medal from University of Calcutta due to securing first position in M.Tech in Radiophysics and Electronics in 2008.
• Recipient of Merit certificates for academic proficiency in the final year of Bachelor of Science, Scottish Church College.

• Recipient of Kanodia Research Scholarship in 2006 from University of Calcutta, Kolkata, India.
• Recipient of First prize from IEEE LEOS Chapter Calcutta Section for delivering lecture at a students’ lecture competition held on 24th December, 2005 at Ionospheric Field Station at Haringhata of Institute of Radiophysics & Electronics.

• Co-author of Best Paper Award in Sessions 1 and 3 of Sixth Annual Conference of Antenna Test and Measurement Society of INDIA (ATMS) held in Kolkata during 11-13 February, 2013.
• Co-author of Best Paper Award in Session of Fifth Annual Conference of Antenna Test and Measurement Society of INDIA (ATMS) held in Mumbai during 2-3 February, 2012.
• Recipient of Merit certificates for Bachelor of Science, Higher Secondary and Madhyamik Examinations.
• Recipient of Award (Prize Winner) of Science Aptitude & Talent Search Test.

1. Optical Communication (7^th Semester, 2023-24)
2. Solid State Electronic Devices (3^rd Semester, 2022-23)
3. Microwave Circuits and Measurements (M. Tech 2^nd Semester, 2022-23 & 2020-21)
4. Microwave Communication (7^th Semester, 2020-21 & 2021-22)
5. Optoelectronics (6^th Semester, 2018-19, 2019-20 and 2021-22)
6. Microwave Engineering (6^th Semester, 2023-24, 2022-23; 7^th Semester, 2018-19 and 2017-18)
7. Microwave Solid State Devices (M. Tech 1^st Semester, 2018-19, 2019-20, 2020-21, 2021-22 & 2022-23)
8. Analog Electronics & Circuits (4^th Semester, 2021-22, 2020-21, 2019-20, 2018-19, 2017-18 & 2016-17)
9. Radar Engineering (M. Tech 2^nd Semester, 2017-18)
10. Advanced Electromagnetics & Antenna (M. Tech 1^st Semester, 2023-24 & 2017-18)
11. Introduction to Electronics & Instrumentation (2^nd Semester, 2016-17 & 1^st Semester, 2019-20)
12. Antenna and Wave Propagation (5^th Semester, 2024-25 & 2016-17)
13. Analog Communication (3^rd Semester, 2016-17 & 4^th Semester, 2009-10)
14. Electronics Measurement & Instrumentation (4^th Semester, 2015-16)
15. Principles of Communication (4^th Semester, 2015-16)
16. Digital Electronics (3^rd Semester, 2009-10)

7. Diptiranjan Samantaray, and Somak Bhattacharyya, “THz Metasurface Antenna,” accepted for publication in Handbook of Nano-Metamaterials, Springer Nature Publications.

6.  Diptiranjan Samantaray, and Somak Bhattacharyya, “Microwave Devices and Circuits for Advance Wireless Communication: Design and Analysis,” accepted for publication in Microwave Devices and Circuits for Advance Wireless Communication: Design and Analysis, CRC Press.

5.   Diptiranjan Samantaray, and Somak Bhattacharyya, “Design and Optimization of Metasurface Antennas in Wireless Communication,” accepted for publication in Practical Antenna: Design, Analysis, and Applications, CRC Press.

4. Nilotpal, and Somak Bhattacharyya, “Metamaterial-based high-Performance Radar Absorbing Structure,” Handbook of Metamaterial-Derived Frequency Selective Surfaces, Springer Nature Publications, chapter 2, pp. 63-108, 2022. (Print ISBN: 978-981-16-6441-0)

3.  Rajan Agrahari, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Optical Switches,” Optical Switching Device Technology and Application in Network, Wiley, chapter 1, pp. 13-30, 2022. (Print ISBN: 9781119819233)

2.   Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Recent Advancement in Graphene-Based Metasurface Structures,” Cutting-Edge Research on Low-Dimensional Nanoelectronic Devices: Physics and Material Science Aspects, Apple Academic Press, chapter 5,  pp.119-151, 2022. (Print ISBN: 9781774638668)

 1 .     ​​​​​ Somak Bhattacharyya, “Metamaterials and Metasurfaces for High Frequency Applications,” Photonics, Plasmonics and Information Optics: Research and Technological Advances, CRC Press, chapter 3, pp. 31-65, 2021. (Print ISBN: 978-0-367-49952-5)

62.  Deepak Ram, Amit Kumar Singh, and Somak Bhattacharyya, “An Inverted F–Shaped slotted Broadband Metasurface-based Circularly Polarized Patch Antenna for 5G Application,” accepted for publication in AEUE - International Journal of Electronics and Communications (Elsevier).

61.  Vineet Singh, Somak Bhattacharyya, and Rajan Agrahari, “A Low-Profile Tri-functional Metasurface towards Polarization Conversions and Absorption,” IEEE Antennas and Wireless Propagation Letters, vol. 23, no. 9, pp. 2593-2597, Sept. 2024. (DOI: 10.1109/LAWP.2024.3400375)

60.  Nikhil Kumar, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Thermally Switchable Metasurface for Controlling Transmission in the THz-gap,” Plasmonics (Springer Nature), vol. 19, issue 4, pp. 1799-1807, August 2024. (DOI: https://doi.org/10.1007/s11468-023-02115-1)

59.   Nilotpal, P. Chakrabarti, and Somak Bhattacharyya, “Analysis of a double-sided metasurface structure for the design of multifunctional and directional insensitive devices,” IETE Journal of Research (Taylor & Francis), vol. 70, issue 1, pp. 153-163, 2024. (DOI: https://doi.org/10.1080/03772063.2023.2171912)

58.  Deepak Ram, Amit Kumar Singh, and Somak Bhattacharyya, “A Metasurface-based High Gain Circularly Polarized Patch Antenna with Wide Global Bandwidth,” Journal of Electromagnetic Waves and Applications (Taylor & Francis), vol. 38, issue 9, pp. 1041-1055, 2024. (DOI: https://doi.org/10.1080/09205071.2024.2354718)

57.  Sougata Chatterjee, Yashwant Gupta, Sambit Kumar Ghosh, and Somak Bhattacharyya, “RFI Mitigation of Radio Astronomical Receiver using a Low-profile Metasurface-loaded Antenna,” IEEE Transaction on Electromagnetic Compatibility, vol. 66, no. 1, pp. 108-117, Feb. 2024. (DOI: https://doi.org/10.1109/TEMC.2023.3331181)

56.  Diptiranjan Samantaray, and Somak Bhattacharyya, “A Metasurface-backed Planar Low-Profile Dual-Band Monopole Antenna,” Journal of Electromagnetic Waves and Applications (Taylor & Francis), vol. 37, no. 7-9, pp. 884-897, 2023. (DOI: https://doi.org/10.1080/09205071.2023.2214684)

55.  Rajan Agrahari, Satyesh Singh, Diptiranjan Samantaray, Bambam Kumar, Somak Bhattacharyya, Manpuran Mahto, and Pradip Kumar Jain, “Triple-Band Metasurface Absorber for RF Energy Harvesting Applications,” Microwave and Optical Technology Letters (Wiley), vol. 65, issue 8, pp. 2252-2261, August 2023. (Top Cited Paper from Wiley in 2022-23; DOI: https://doi.org/10.1002/mop.33728)

54.   Madhavi Chandra, Nilotpal, Diptiranjan Samantaray, M Thottappan, and Somak Bhattacharyya, “A Broad Band Transmissive Type Metasurface Cross-Polarization Converter for EMC Application,” IEEE Transaction on Electromagnetic Compatibility, vol. 65, no. 1, pp. 186-194, February 2023. (DOI: 10.1109/TEMC.2022.3213833)

53.   Diptiranjan Samantaray, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Modified Slotted Patch Antenna with Metasurface as Superstrate for Dual-band Applications,” IEEE Antennas and Wireless Propagation Letters, vol. 22, issue 1, pp. 109-113, January 2023. (DOI: 10.1109/LAWP.2022.3204180)

52.   Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Terahertz Wave Conversion from Linear to Circular Polarization by Graphene Metasurface Featuring Ultrawideband Tunability,” IEEE Journal of Lightwave Technology, vol. 40, no. 20, pp. 6676-6684, October 2022. (DOI: 10.1109/JLT.2022.3156640)

51.  Sambit Kumar Ghosh, Anirban Chaudhuri, Parama Pal, Beena Rai, Santanu Das, and Somak Bhattacharyya, “A Broadband Biosensor using Graphene-Metasurface Based Cross-Polarization Converter,” IEEE Sensors Journal, vol. 22, no. 13, pp. 12820-12828, July, 2022. (DOI: 10.1109/JSEN.2022.3176381)

50.  Ansuman Shubham, Diptiranjan Samantaray, Sambit Kumar Ghosh, Smrity Dwivedi, and Somak Bhattacharyya, “Performance Improvement of a Graphene Patch Antenna using Metasurface for THz Applications,” Optik (Elsevier), vol. 64, article no. 169412, August 2022. (https://doi.org/10.1016/j.ijleo.2022.169412)

49.   Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Graphene-Based Metasurface for Tunable Absorption and Transmission Characteristics in the Near Mid-Infrared Region,” IEEE Transactions on Antennas and Propagation, vol. 70, no. 6, pp. 4600-4612, June 2022. (Top accessed paper of IEEE Transactions on Antennas and Propagation, June 2022; DOI: 10.1109/TAP.2022.3140904)

48.    Rajan Agrahari, Akhlesh Lakhtakia, P. K. Jain, and Somak Bhattacharyya, “Pixelated Metasurfaces for Linear-Polarization Conversion and Absorption,” Journal of Electromagnetic Waves and Applications (Taylor & Francis), vol. 36, issue 7, pp. 1008-1019, 2022. (DOI: https://doi.org/10.1080/09205071.2021.1998928)

47.   Ananga Paul, Nilotpal, Somak Bhattacharyya, and Smrity Dwivedi, “A digital metasurface for selective information distribution in spatial domain at THz region,” Applied Optics (OSA, erstwhile Optica), vol. 61, issue 7, pp. 1624-1631, 2022. (DOI: https://doi.org/10.1364/AO.448356)

46.   Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Graphene-Based Dual Functional Metadevice in Terahertz Gap,” Applied Optics (OSA, erstwhile Optica), vol. 60, issue 36, pp. 11247-11255, 2021. (DOI: https://doi.org/10.1364/AO.444873)

45.    Vineet Singh, Somak Bhattacharyya, and P. K. Jain, “Deep Neural Network Based Target Separation from Mixed Micro-Doppler Signature of Multiple Moving Targets,” Journal of Electromagnetic Waves and Applications (Taylor & Francis), vol. 35, issue 17, pp. 2269-2282, 2021. (DOI: https://doi.org/10.1080/09205071.2021.1943002)

44.   Ananga Paul, Nilotpal, Somak Bhattacharyya, and Smrity Dwivedi, “Design and mathematical analysis of a metasurface-based THz bandpass filter with an equivalent circuit model,” Applied Optics (OSA, erstwhile Optica), vol. 60, issue 22, pp. 6429-6437, 2021. (DOI: https://doi.org/10.1364/AO.431821)

43.    Lavesh Nama, Nilotpal, Somak Bhattacharyya, and Pradip K. Jain, “A Metasurface-based Ultra-thin Dual-band Linear to Circular Reflective Polarization Converter,” IEEE Antennas and Propagation Magazine (Feature Article), vol. 63, no. 4, pp. 100-110, Aug. 2021. (DOI: 10.1109/MAP.2020.3043460)

42.    Manikant Jha, Diptiranjan Samantaray, and Somak Bhattacharyya, “A THz Antenna with Sandwiched Metasurface for Quadband Application,” Optics Communications (Elsevier), vol. 493, article no. 126995, August 2021. (DOI: https://doi.org/10.1016/j.optcom.2021.126995)

41.     Diptiranjan Samantaray, and Somak Bhattacharyya, “A Metasurface Based Gain Enhanced Dual Band Patch Antenna Using SRRs with Defected Ground Structure,” Radio Science (AGU), vol. 56, issue 2, Article No. 2020RS007192, February 2021. (Top Cited Paper from Wiley in 2021-22; DOI: https://doi.org/10.1029/2020RS007192)

40.    Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Transmittive-type Triple-band Linear to Circular Polarization Conversion in THz Region using Graphene-Based Metasurface,” Optics Communications (Elsevier), vol. 480, article no. 126480, February 2021. (DOI: https://doi.org/10.1016/j.optcom.2020.126480)

39.   Aman, Vineet Singh, Nilotpal, and Somak Bhattacharyya, “A Free Space Frequency-Time-Domain Technique for Electromagnetic Characterization of Materials Using Reflection-Based Measurement,” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 31, issue 1, Article No. e22490, January 2021. (DOI: https://doi.org/10.1002/mmce.22490)

38.    Rajarshi Bhattacharyya, Vivek Kumar Singh, Somak Bhattacharyya, Pralay Maiti, and Santanu Das, “Defect Reconstruction in Graphene for Excellent Broadband Absorption Properties with Enhanced Bandwidth,” Applied Surface Science (Elsevier), vol. 537, article no.147840, January 2021. (DOI: https://doi.org/10.1016/j.apsusc.2020.147840)

37.    Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Graphene Based Metasurface with Near Unity Broadband Absorption in the Terahertz Gap,” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 30, issue 12, article no. e22436, December 2020. (Top Cited Paper from Wiley in 2020-21; DOI: https://doi.org/10.1002/mmce.22436)

36.  Pankaj Kumar, Smriti Rai, Somak Bhattacharyya, Akhlesh Lakhtakia, and Pradip Kumar Jain, “Graphene-Sandwich Metasurface as a Frequency Shifter, Switch, and Isolator at Terahertz Frequencies,” Optical Engineering (SPIE), vol. 59, issue 11, pp. 110501, November 2020. (DOI: https://doi.org/10.1117/1.OE.59.11.110501)

35.  Govindam Sharma, Akhlesh Lakhtakia, Somak Bhattacharyya, and Pradip K. Jain, “Magnetically Tunable Metasurface Comprising InAs and InSb pixels for absorbing terahertz radiation,” Applied Optics (OSA, erstwhile Optica), vol. 59, issue 31, pp. 9673-9680, November 2020. (DOI: https://doi.org/10.1364/AO.405023)

34.  Nilotpal, Somak Bhattacharyya, and P. Chakrabarti, “Mathematical Interpretation of Wave Propagation, Standing Wave Resonance and Absorption in a Metasurface Absorber,” Optical Engineering (SPIE), vol. 59, issue 10, pp. 107102, October 2020. (DOI: https://doi.org/10.1117/1.OE.59.10.107102)

33.   Diptiranjan Samantaray, and Somak Bhattacharyya, “A Gain-Enhanced Slotted Patch Antenna Using Metasurface as Superstrate Configuration,” IEEE Transactions on Antennas and Propagation, vol. 68, issue 9, pp. 6548-6556, September 2020. (DOI: 10.1109/TAP.2020.2990280)

32.   Aman, Vineet Singh, and Somak Bhattacharyya, “Retrieval of Electrical and Physical Properties of Dielectric Samples Using Time Domain Multiple Reflection Method,” IET Microwaves, Antennas and Propagation, vol. 14, issue 8. pp. 701-706, July 2020. (DOI: 10.1049/iet-map.2019.0203)

31.  Vineet Singh, Somak Bhattacharyya, and P. K. Jain, “Micro-Doppler Classification of Human Movements using Spectrogram Spatial Features and Support Vector Machine (SVM),” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 30, issue 8, article no. e22264, August 2020. (DOI: https://doi.org/10.1002/mmce.22264)

30.   Sambit Kumar Ghosh, Vinit Singh Yadav, Santanu Das, and Somak Bhattacharyya, “Tunable Graphene Based Metasurface for Polarization-Independent Broadband Absorption in Lower Mid Infrared (MIR) Range,” IEEE Transactions on Electromagnetic Compatibility, vol. 62, issue 2, pp. 346-354, April 2020. (DOI: 10.1109/TEMC.2019.2900757)

29.    Nilotpal, Aman, Somak Bhattacharyya, and P. Chakrabarti, “Frequency and time-domain analyses of multiple reflections and interference phenomena in a metamaterial absorber,” Journal of Optical Society of America B (OSA, erstwhile Optica), vol. 37, issue 3, pp. 586-592, March 2020. (DOI: https://doi.org/10.1364/JOSAB.381191)

28.    Soham Ghosh, Sohom Das, Diptiranjan Samantaray, and Somak Bhattacharyya, “Meander Line based Defected Ground Microstrip Antenna slotted with SRR for Terahertz range,” Engineering Reports (Wiley), vol. 2, issue 1, article no. e12088, January 2020. (DOI: https://doi.org/10.1002/eng2.12088)

27.   Diptiranjan Samantaray, Somak Bhattacharyya, and K. V. Srinivas, “A Modified Fractal-shaped Slotted Patch Antenna with Defected Ground using Metasurface for Dual band Applications,” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 29, issue 12, article no. e21932, December 2019. (DOI: https://doi.org/10.1002/mmce.21932)

26.  Rajarshi Bhattacharyya, Om Prakash, Somnath Roy, Akhilendra Pratap Sigh, Tapas Kumar Bhattacharyya, Pralay Maiti, Somak Bhattacharyya, and Santanu Das, “Graphene oxide-ferrite hybrid framework as enhanced broadband absorption in gigahertz frequencies,” Scientific Reports (Nature), vol. 9, article No. 12111, August 2019. (DOI: https://doi.org/10.1038/s41598-019-48487-5)

25.    Nilotpal, Lavesh Nama, Somak Bhattacharyya, and P. Chakrabarti, “A Metasurface-based Broadband Quasi Non-dispersive Cross Polarization Converter for Far Infrared Region,” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 29, issue 10, article No. e21889, October 2019. (DOI: https://doi.org/10.1002/mmce.21889)

24.    Akhlesh Lakhtakia, Somak Bhattacharyya, and Sambit Kumar Ghosh, “Comment on: Wide incidence angle and polarization insensitive dual broad-band metamaterial absorber based on concentric split and continuous rings resonator structure,” Materials Research Express (IOP), Vol. 6, no. 8, pp. 088002, 2019. (DOI: http://dx.doi.org/10.1088/2053-1591/ab2220)

23.    Vineet Singh, Somak Bhattacharyya, and P. K. Jain, “Implementation of a simple stepped frequency continuous wave target localization system comprising two antennas based on common region of sensing,” International Journal of RF and Microwave Computer-Aided Engineering (Wiley), vol. 29, issue 8, article No. e21795, August 2019. (DOI: https://doi.org/10.1002/mmce.21795)

22.  Rajarshi Bhattacharyya, Somnath Roy, Om Prakash, Akhilendra Pratap Singh, Tapas Kumar Bhattacharyya, Pralay Maiti, Somak Bhattacharyya, and Santanu Das, “Mg0.5Zn0.5Fe2O4-polyurethane thin nanocomposite coating as broadband microwave absorber,” Applied Sciences (Springer Nature), Vol. 1, Issue 1, Article No. 38, January 2019. (DOI: 10.1007/s42452-018-0041-8)

21.   Vinit Singh Yadav, Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Wideband Tunable Mid-infrared Cross-polarization Converter Using Monolayered Graphene-Based Metasurface over A Wide Angle of Incidence,” IET Microwaves, Antennas and Propagation, vol. 13, issue 1, pp. 82-87, January 2019. (DOI: 10.1049/iet-map.2018.5373)

20.    Vinit Singh Yadav, Sambit Kumar Ghosh, Somak Bhattacharyya, and Santanu Das, “Graphene Based Metasurface for Tunable Broadband Terahertz Cross Polarization Converter over Wide Angle of Incidence,” Applied Optics (OSA, erstwhile Optica), Vol. 57, Issue 29, pp. 8720-8726, October 2018. (DOI: https://doi.org/10.1364/AO.57.008720)

19.    Praneet Munaga, Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “An Ultra-thin Compact Polarization-Independent Hexa-Band Metamaterial Absorber,” Applied Physics A (Springer Nature), vol. 124, issue 4, article no. 331, April 2018. (DOI: 10.1007/s00339-018-1751-x)

18.  Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “A Wideband Cross Polarization Conversion using Metasurface,” Radio Science (AGU), vol. 52, issue 11, pp. 1395-1404, November 2017. (DOI: 10.1002/2017RS006396)

17.   Somak Bhattacharyya, “A Broadband Microwave Metamaterial Absorber with Octave Bandwidth,” MAPAN Journal of Metrology Society of India (Springer Nature), vol. 31, issue 4, pp. 299-307, December 2016. (DOI: 10.1007/s12647-016-0180-6)

16.    Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design, Characterization and Fabrication of a Broadband Polarization-Insensitive Multi-Layer Circuit Analog Absorber,” IET Microwaves, Antennas and Propagation, vol. 10, Issue 8, pp. 850-855, 2016. (DOI: 10.1049/iet-map.2015.0653)

15.    Praneeth Munaga, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “A Fractal based Compact Broadband Polarization Insensitive Metamaterial Absorber using Lumped Resistors,” Microwave and Optical Technology Letters (Wiley), vol. 58, no. 2, pp. 343-347, February 2016. (DOI: 10.1002/mop.29571)

14.    Devkinandan Chaurasiya, Saptarshi Ghosh, Somak Bhattacharyya, Anamiya Bhattacharya, and Kumar Vaibhav Srivastava, “A Compact Multi-Band Polarization-Insensitive Metamaterial Absorber,” IET Microwaves, Antennas and Propagation, vol. 10, issue 1, pp. 94-101, 2016. (DOI: 10.1049/iet-map.2015.0220)

13.   Saptarshi Ghosh, Somak Bhattacharyya, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “Polarization-insensitive and wide-angle multilayer metamaterial absorber with variable bandwidths,” Electronics Letters (IET), vol. 51, issue 14, pp. 1050-1052, 2015. (DOI: 10.1049/el.2015.1167)

12.    Anamiya Bhattacharya, Somak Bhattacharyya, Saptarshi Ghosh, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “An Ultra-thin Penta-Band Polarization-Insensitive Compact Metamaterial Absorber for Airborne Radar Application,” Microwave and Optical Technology Letters (Wiley), vol. 57, no. 11, pp. 2519-2524, 2015. (DOI: 10.1002/mop.29365)

11.    Somak Bhattacharyya, Saptarshi Ghosh, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “A Wide-Angle Broadband Microwave Metamaterial Absorber with Octave Bandwidth,” IET Microwaves, Antennas and Propagation, vol. 9, issue 11, pp. 1160-1166, 2015. (DOI: 10.1049/iet-map.2014.0632)

10.   Saptarshi Ghosh, Somak Bhattacharyya, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “An Ultra-broadband Ultra-thin Metamaterial Absorber based on Circular Split Rings,” IEEE Antennas and Wireless Propagation Letters, vol. 14, pp. 1172-1175, 2015. (DOI: 10.1109/LAWP.2015.2396302)

9.     Devkinandan Chaurasiya, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “An Ultra-thin Quad-band Polarization-Insensitive Wide-Angle Metamaterial Absorber,” Microwave and Optical Technology Letters (Wiley), vol. 57, issue 3, pp. 697-702, March 2015. (DOI: 10.1002/mop.28928)

8.    Somak Bhattacharyya, Saptarshi Ghosh, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “Bandwidth-Enhanced Dual-Band Dual-Layer Polarization-Insensitive Ultra-Thin Metamaterial Absorber,” Applied Physics A (Springer Nature), vol. 118, Issue 1, pp. 207-215, 2015. (DOI: 10.1007/s00339-014-8908-z)

7.     Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “Equivalent Circuit Modeling of an Ultra-thin Polarization-Independent Triple Band Metamaterial Absorber,” AIP Advances, vol. 4, issue 9, article no. 097127, 2014. (DOI: 10.1063/1.4896282)

6.   Saptarshi Ghosh, Somak Bhattacharyya, Yadunath Kaiprath, and Kumar Vaibhav Srivastava, “Bandwidth-enhanced Polarization Insensitive Microwave Metamaterial Absorber and its Equivalent Circuit Model,” Journal of Applied Physics (AIP), vol. 115, issue 10, article no. 104503, 2014. (DOI: 10.1063/1.4868577)

5.      Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Triple Band Polarization-Independent Ultra-thin Metamaterial Absorber using ELC Resonator,” Journal of Applied Physics (AIP), vol. 115, issue 6, article no. 064508, 2014. (DOI: 10.1063/1.4865273)

4.      Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Bandwidth-Enhancement of an Ultra-thin Polarization Insensitive Metamaterial Absorber,” Microwave and Optical Technology Letters (Wiley), vol. 56, issue 2, pp. 350-355, 2014. (DOI: 10.1002/mop.28122)

3.     Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “Triple Band Polarization-Independent Metamaterial Absorber with Bandwidth Enhancement at X-band,” Journal of Applied Physics (AIP), vol. 114, issue 9, article no. 094514, 2013. (DOI: 10.1063/1.4820569)

2.   Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “Bandwidth Enhanced Metamaterial Absorber using Electric Field Driven LC Resonator for Airborne Radar Applications,” Microwave and Optical Technology Letters (Wiley), vol. 55, issue 9, pp. 2131-2137, September 2013. (DOI: 10.1002/mop.27786)

1.      S. Joardar, Somak Bhattacharyya, A.B. Bhattacharya, and C.R. Datta, “Radio Astronomy and Super-Synthesis: A Survey,” Progress in Electromagnetic Research B, vol. 22, pp. 73-102, 2010. (DOI: 10.2528/PIERB10032105)

8.     Sambit Kumar Ghosh, Anirban Chaudhury, Parama Pal, and Somak Bhattacharyya, “Graphene-metasurface-based biosensor for SARS-CoV-2 detection,” in Proceedings of SPIE, High Contrast Metastructures XI; Vol. 12011, Article No. 1201109, San Francisco, California, USA, 25-27 January, 2022.

7.   Pankaj Kumar, Smriti Rai, Somak Bhattacharyya, Akhlesh Lakhtakia, and Pradip Kumar Jain, “Progress towards bioinspired multicontrollable and multifunctional metasurfaces,” Proceeding of SPIE, Bioinspiration, Biomimetics, and Bioreplication XI,  Vol. 11586, Article No.115860H, California, USA, 9-10 March 2021.

6.     Manikant Jha, Dipthiranjan Samantray, and Somak Bhattacharyya, “A metasurface inspired terahertz antenna for multiband applications,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 315-320, 2021.

5.   Nikhil N B, Bhavana R Nair, Ancilla Philip, Nilotpal, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “A tunable dual band metamaterial absorber for terahertz applications,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 288-293, 2021.

4.  Anand Krishnan MJ, Dipthiranjan Samantray, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “Dual band FSS backed printed antenna with fractal geometry for wearable applications,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 294-301, 2021.

3.    Apratim Chatterjee, Dweepayan Sen Sharma, Diptiranjan Samantaray, Chittajit Sarkar, Chinmoy Saha, and Somak Bhattacharyya, “Design of a bident-shaped metamaterial embedded triple band microstrip printed antenna with defected ground structure,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 250-256, 2021.

2.   Lavesh Nama, Nilotpal, Somak Bhattacharyya, and P. K. Jain, “An ultra-thin X-band metasurface-based transmittive-type linear to circular polarization converter,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 238-243, 2021.

1.   Meghna Mishra, Lavesh Nama, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A wideband transmittive-type cross polarization converter for terahertz waves,” Computers and Devices for Communication, Springer Lecture Notes in Networks and Systems 147, Kolkata, India, 19-20 December, 2019, pp. 233-237, 2021.

131.  Sathwik Kommuju, Deepak Ram, K. Chaitanya, Biswa Ranjan Swain, Diptiranjan Samantaray, and Somak Bhattacharyya, “Advances in Metasurface Antenna for Real-Time Biomedical Applications,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

130.  Sagar Bhattacharyya, Somak Bhattacharyya, and M. Thottappan, “Sun Inspired Tri-Band FSS Based Absorber With High Angular Stability and Polarization Insensitivity Used for RF Energy Harvesting Applications,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

129.  Arjab Sengupta, Soham Banerjee, Vishnu Kumar Mishra, Gobinda Sen, Sayan Sarkar, Ardhendu Kundu, and Somak Bhattacharyya, “A Metasurface-Based Flexible Triple Bandpass Filter in ISM and IoT Bands Towards Wearable Applications,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

128.  Mehul Sahoo, Vishnu Kumar Mishra, Biswajeet Mukharjee, Vinit Kumar, Ambati Praveenkumar, Jolly Dhar, M. Thottappan, and Somak Bhattacharyya, “A Metasurface-Based Bandpass Filter in Ka-Band for Space Applications,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

127.  Vishnu Kumar Mishra, Ravi Kumar, Biswajeet Mukharjee, Vinit Kumar, Ambati Praveenkumar, Jolly Dhar, M. Thottappan, and Somak Bhattacharyya, “A Metasurface Based Dual Passband Filter With Sharp Rejection for L-Band Applications,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

126.  Ravi Kumar, Vishnu Kumar Mishra, Biswajeet Mukharjee, Vinit Kumar, Ambati Praveenkumar, Jolly Dhar, and Somak Bhattacharyya, “A Dual Band Transmittive-Type Linear to Circular Polarization Converter Using Single Layer Metasurface,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

125.  Ajeet Singh Verma, and Somak Bhattacharyya, “A Triple Band Polarization Insensitive Graphene-Based Metasurface Absorber in Terahertz Gap,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

124. Deepak Ram, Amit Kumar Singh, and Somak Bhattacharyya, “A Gain-Enhanced Wideband Metasurface-Based Circularly Polarized Partially Grounded Patch Antenna,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

123.  Sougata Chatterjee, Yashwant Gupta, and Somak Bhattacharyya, “Design of a Metasurface-Based Bifunctional Folded Transmit/Reflect Array Antenna,” accepted for presentation in 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.

122.  Vishnu Kumar Mishra, Ravi Kumar, Biswajeet Mukharjee, Vinit Kumar, Ambati Praveenkumar, Jolly Dhar, M. Thottappan, and Somak Bhattacharyya, “A Metasurface-based Dual Passband Filter with Sharp Rejection Band for Navigational Applications,” accepted for presentation in 2024 International Symposium on Antennas and Propagation (ISAP 2024), Incheon, South Korea, 5 - 8 November, 2024.

121.  Ravi Kumar, Vishnu Kumar Mishra, Biswajeet Mukharjee, Vinit Kumar, Ambati Praveenkumar, Jolly Dhar, and Somak Bhattacharyya, “A Metasurface-based Triple Band Transmittive type Linear-to-Circular Polarization Converter,” accepted for presentation in 2024 International Symposium on Antennas and Propagation (ISAP 2024), Incheon, South Korea, 5 - 8 November, 2024.

120.  Ajeet Singh Verma, and Somak Bhattacharyya, “A Dual Band Polarization Insensitive Metasurface Absorber for Terahertz Applications,” accepted for presentation in 6th URSI Regional Conference on Radio Science (URSI-RCRS 2024), Bhimtal, 22-25 October, 2024.

119.   Jishnu Das, Sougata Chatterjee, S. Suresh Kumar, and Somak Bhattacharyya, “DGS-based Microstrip Notch Filter Design for Radio Astronomy Application,” accepted for presentation in 6th URSI Regional Conference on Radio Science (URSI-RCRS 2024), Bhimtal, 22-25 October, 2024.

118.  Kommuju Sathwik, Diptiranjan Samantaray, and Somak Bhattacharyya, “A High-Gain Metasurface Antenna for Compact 5G Applications,” in Wireless, Antenna & Microwave Symposium (WAMS 2024), Visakhapatnam, 29 February - 3 March, 2024. (DOI: https://doi.org/10.1109/WAMS59642.2024.10527852)

117.  Munasa Yuvaraju, Kamisetti Sasank, Diptiranjan Samantaray, Biswa Ranjan Swain, Nikhil Kumar, and Somak Bhattacharyya, “A Systematic LHCP Antenna Design Exploration for Smarter IoT Wireless Networks,” in Wireless, Antenna & Microwave Symposium (WAMS 2024), Visakhapatnam, 29 February - 3 March, 2024. (DOI: https://doi.org/10.1109/WAMS59642.2024.10528132)

116. Shivam Kumar, Sanjeev Sharma, Somak Bhattacharyya, and Rahul K. Hindustani, “Multiuser Precoded OFDM System over Nonlinear Power Amplifier,” in Wireless, Antenna & Microwave Symposium (WAMS 2024), Visakhapatnam, 29 February - 3 March, 2024. (DOI: https://doi.org/10.1109/WAMS59642.2024.10527811)

115.  Kamisetty Sasank, Munasa Yuvaraju, Diptiranjan Samantaray, Biswa Ranjan Swain, Deepak Ram, and Somak Bhattacharyya, “Metasurface-Integrated Flexible Antenna with Enhanced Bandwidth for Wearable IoT Devices,” in 8th International Conference on Computers and Devices for Communication (CODEC 2023), Kolkata, India, 14-16 December, 2023. (DOI: https://ieeexplore.ieee.org/document/10466101)

114.  Sayantani Datta, Sougata Chatterjee, Chittajit Sarkar, and Somak Bhattacharyya, “A Wide Angularly Stabile Metasurface-based Band Pass Filter in Ka Band,” in 8th International Conference on Computers and Devices for Communication (CODEC 2023), Kolkata, India, 14-16 December, 2023. (DOI: https://ieeexplore.ieee.org/document/10466122)

113.  Nitin Manoj, Sakshi Singh, Somak Bhattacharyya, and Rajan Agrahari, “Multifunctional Metasurface Based Wideband Cross-Polarizer and Narrowband Absorber,” in 8th International Conference on Computers and Devices for Communication (CODEC 2023), Kolkata, India, 14-16 December, 2023. (DOI: 10.1109/CODEC60112.2023.10465889)

112. Kommuju Sathwik, Biswa Ranjan Swain, Somak Bhattacharyya, and Diptiranjan Samantaray, “A Compact High-Gain Metasurface Antenna for 5G Applications,” in 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 10-14 December, 2023. (DOI: https://doi.org/10.1109/MAPCON58678.2023.10463777)

111. Deepak Ram, Amit Kumar Singh, and Somak Bhattacharyya, “Wideband High Gain Metasurface-Based Circularly Polarized Patch Antenna,” in 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 10-14 December, 2023.  (DOI: https://doi.org/10.1109/MAPCON58678.2023.10463722)

110. Sougata Chatterjee, Yashwant Gupta, and Somak Bhattacharyya, “A Wideband Low Profile Metasurface Based Folded Transmitarray Antenna (FTA),” in 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 10-14 December, 2023. (DOI: https://doi.org/10.1109/MAPCON58678.2023.10464171)

109.  Kirti, Shivam Verma, and Somak Bhattacharyya, “A High-Gain Ku-Band Low Noise Amplifier (LNA) With Ultra-Low Noise Figure,” in 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 10-14 December, 2023. (DOI: https://doi.org/10.1109/MAPCON58678.2023.10463994)

108.  Sambit Kumar Ghosh, and Somak Bhattacharyya, “Broadband Tunable and Angularly Stable Circular Polarization Conversion in THz-Gap Using Graphene Metasurface,” in 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 10-14 December, 2023. (DOI: https://doi.org/10.1109/MAPCON58678.2023.10464168)

107. Somak Bhattacharyya, and Sambit Kumar Ghosh, “Recent Advancements of Graphene-based Metasurfaces in Terahertz Frequencies,” (Invited Paper) in URSI General Assembly and Scientific Symposium 2023 (URSI GASS 2023), Sapporo, Japan, 19-26 August, 2023.

106. Diptiranjan Samantaray, and Somak Bhattacharyya, “A Flexible Dual-Band Metasurface Antenna for Biomedical Applications,” (Invited Paper) in URSI General Assembly and Scientific Symposium 2023 (URSI GASS 2023), Sapporo, Japan, 19-26 August, 2023.

105. Sneha Mukhopadhyay, Nikhil Kumar, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A Polarization Insensitive Dual-functional Vanadium Dioxide (VO₂)-based Metasurface Structure in the Terahertz Gap,” in Wireless, Antenna & Microwave Symposium (WAMS 2023), Gandhinagar, 7-10 June, 2023. (DOI: 10.1109/WAMS57261.2023.10242939)

104. Diptiranjan Samantaray, Ansuman Shubham, Sambit Kumar Ghosh, Smrity Dwivedi and Somak Bhattacharyya, “A Graphene Patch Antenna with Improved Performance for THz Applications,” in Wireless, Antenna & Microwave Symposium (WAMS 2023), Gandhinagar, 7-10 June, 2023. (DOI: https://doi.org/10.1109/WAMS57261.2023.10242933)

103.  Sougata Chatterjee, Yashwant Gupta, and Somak Bhattacharyya, “Design of a 2 Bit Phase Controlled Transmitarray (TA) Antenna using Low-profile Metasurface,” in International Conference on Microwave, Antenna and Communication (MAC2023), Prayagraj, India, 24-26 March, 2023. (DOI: https://doi.org/10.1109/MAC58191.2023.10177094)

102.  Madhavi Chandra, Sambit Kumar Ghosh, M. Thottappan, and Somak Bhattacharyya, “A Transmittive-Type Metasurface for Dual-Band Linear to Circular Polarization Conversion,” 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, 2022, pp. 1674-1679. (DOI: 10.1109/MAPCON56011.2022.10047169)

101. Apratim Chatterjee, Diptiranjan Samantaray, Sambit Kumar Ghosh, Chittajit Sarkar, Sriparna Bhattacharya, and Somak Bhattacharyya, “A Quad-Band Graphene Printed Antenna Loaded With Graphene Metasurface for Application in Terahertz Gap,” 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, 2022, pp. 1058-1062. (DOI: 10.1109/MAPCON56011.2022.10046817)

100.  Wridheeman Bhattacharya, Sougata Chatterjee, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A NRI-TL Metamaterial Based Dual-Band Phase Shifter,” 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, 2022, pp. 1857-1860. (DOI: 10.1109/MAPCON56011.2022.10046680)

99.    Ashwani Kumar Singh, Sambit Kumar Ghosh, Diptiranjan Samantaray, and Somak Bhattacharyya, “A Metasurface-Based Triple-Band Polarization Insensitive Band-Stop Filter for S/C/X Band Applications,” 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, 2022, pp. 1684-1688. (DOI: 10.1109/MAPCON56011.2022.10046801)

98.  Somak Bhattacharyya, “Recent Advancements of Graphene-based Metasurfaces in Terahertz Frequencies,” (Invited Paper) 2022 URSI Regional Conference on Radio Science (URSI-RCRS 2022), Indore, India, 1-4 December, 2022.

97.   Sambit Kumar Ghosh, Nikhil Kumar, and Somak Bhattacharyya, “Graphene-Metal Hybrid FSS for Dual-mode Characteristics,” XLV Symposium of the Optical Society of India Conference on Optics, Photonics & Quantum Optics (COPaQ 2022), IIT Roorkee, India, 10-13 November, 2022.

96.   Nikhil Kumar, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Thermally Switchable Frequency Selective Surface for Single to Dual Band Transmission in Terahertz Gap,” XLV Symposium of the Optical Society of India Conference on Optics, Photonics & Quantum Optics (COPaQ 2022), IIT Roorkee, India, 10-13 November, 2022.

95.    Joyati Das, Sougata Chatterjee, Sayantani Das, and Somak Bhattacharyya, “A Metamaterial ZOR Band Pass Filter for L-Band Radio Astronomical Receiver,” in Fourteenth Annual Conference, Antenna Test and Measurement Society (ATMS 2022), Indore, India, 21-23 July, 2022.

94.    Sadanand Chauhan, Solomon Stephen, Freda Carvalho, Ashwini Kotrashetty, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Design and Analysis of a Compact Metasurface Based Filter for Broadband Performance,” IEEE Region 10 Symposium 2022 (TENSYMP 2022), Mumbai, India, 1-3 July, 2022. (DOI: 10.1109/TENSYMP54529.2022.9864571)

93.     Hitesh Badgujar, Aman Khan, Freda Carvalho, Ashwini Kotrashetty, Sambit Kumar Ghosh, and Somak Bhattacharyya, “Design of a Dual Band Monolayer Metasurface Based Bandpass Filter,” IEEE Region 10 Symposium 2022 (TENSYMP 2022), Mumbai, India, 1-3 July, 2022. (DOI: 10.1109/TENSYMP54529.2022.9864550)

92.    Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “Graphene-Metal Hybrid Metasurface for Tunable Bandpass Filter in Terahertz Region,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 812-815, Jaipur, India, 13-16 December, 2021. (Dr. C. J. Reddy award for best paper for young professionals (Male)) (DOI: https://doi.org/10.1109/InCAP52216.2021.9726422)

91.  Sougata Chatterjee, Sambit Kumar Ghosh, S. Sureshkumar, Yashwant Gupta, and Somak Bhattacharyya, “Design of Metasurface-Loaded Filtenna for Applications in Radio Astronomy,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 556-559, Jaipur, India, 13-16 December, 2021. (DOI: 10.1109/InCAP52216.2021.9726195)

90.    Meghna Mishra, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A Multiband Transmittive-Type Linear-To-Circular Polarization Converter,” IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 702-705, Jaipur, India, 13-16 December, 2021. (DOI: https://doi.org/10.1109/InCAP52216.2021.9726294)

89.    Diptiranjan Samantaray, and Somak Bhattacharyya, “An AMC Based Metasurface Patch Antenna for C-Band and X-Band Applications,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 548-551, Jaipur, India, 13-16 December, 2021. (DOI: https://doi.org/10.1109/InCAP52216.2021.9726350)

88.   Madhavi Chandra, Nilotpal, M Thottappan, and Somak Bhattacharyya, “A Transmissive Type Dual Band Cross Polarization Converter Metasurface for IoT Applications,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 587-590, Jaipur, India, 13-16 December, 2021. (DOI: https://doi.org/10.1109/InCAP52216.2021.9726259)

87.  Nilotpal, P. Chakrabarti, and Somak Bhattacharyya, “Methodology of Designing a Bidirectional Metamaterial Absorber,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 706-709, Jaipur, India, 13-16 December, 2021. (DOI: https://doi.org/10.1109/InCAP52216.2021.9726497)

86.    Ananga Paul, Nilotpal, Somak Bhattacharyya, and Smrity Dwivedi, “A Tunable Coding Metasurface Absorber Using VO₂ for THz Detection,” in IEEE Indian Conference on Antennas and Propagation (InCAP 2021), pp. 602-605, Jaipur, India, 13-16 December, 2021. (DOI: https://doi.org/10.1109/InCAP52216.2021.9726291)

85.   R A D S Abhijith, Nilotpal, and Somak Bhattacharyya, “A metamaterial based tunable terahertz bandpass filter and an algorithm to tune the resonant peak frequency,” 2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), pp. 1-4, Rome, Italy, 28 August-4 September, 2021. (DOI:  10.23919/URSIGASS51995.2021.9560640)

84.     Diptiranjan Samantaray, and Somak Bhattacharyya, “A Gain Enhanced Metasurface based Monopole Antenna for WLAN Application,” 2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), pp. 1-4, Rome, Italy, 28 August-4 September, 2021. (DOI: 10.23919/URSIGASS51995.2021.9560426)

83.    Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “A Graphene Based Metasurface for Transmittive-type Linear to Circular Polarization Converter with Tunable Characteristics,” 2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), pp. 1-4, Rome, Italy, 28 August-4 September, 2021. (DOI: 10.23919/URSIGASS51995.2021.9560544)

82.   Diptiranjan Samantaray, and Somak Bhattacharyya, “A Superstrate-based Metasurface Antenna for Dual Band Application,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020.  (DOI: 10.23919/URSIRCRS49211.2020.9113538)

81.   Sambit Kumar Ghosh, Somak Bhattacharyya, and Santanu Das, “Graphene-based metasurface for wideband linear to circular polarization conversion,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113624)

80.   Nilotpal, Somak Bhattacharyya, and P. Chakrabarti, “A wideband metamaterial absorber based on multiple interference model for mid-infrared applications,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020.  (DOI: 10.23919/URSIRCRS49211.2020.9113531)

79.    Vineet Singh, Somak Bhattacharyya, and P. K. Jain, “Human micro-Doppler intensity transformation for gait velocity estimation,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113546)

78.  Meghna Mishra, Sambit Kumar Ghosh, Lavesh Nama, and Somak Bhattacharyya, “Asymmetric transmission and cross polarization conversion of linearly polarized wave through metasurface,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113556)

77.  Bhavna B Nair, Nilotpal, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “Wideband terahertz cross polarization converter based on parallel strip metasurface,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020.  (DOI: 10.23919/URSIRCRS49211.2020.9113639)

76.    Apratim Chatterjee, Dweepayan Sen Sharma, Diptiranjan Samantaray, Chittajit Sarkar, Chinmoy Saha, and Somak Bhattacharyya, “Design of a Printed Triangular Patch Antenna Loaded with Novel Trident-Shaped Metasurface and Defected Ground Plane,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113553)

75.  Krishna Chandran P. L., Dipthiranjan Samantray, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “Gain Enhancement of Yagi Slot Antenna using AMC Substrate,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113534)

74. Anand Krishnan MJ, Dipthiranjan Samantray, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “Gain Enhanced Quad-Band AMC Backed Printed Antenna with Fractal Geometry,” 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, India, 12-14 February, 2020. (DOI: 10.23919/URSIRCRS49211.2020.9113517)

73.  Krishna Chandran P. L., Diptiranjan Samantaray, Anu Mohamed, Chinmoy Saha, and Somak Bhattacharyya, “A AMC Substrate Backed Gain Enhanced Multi-Band Wearable Yagi Antenna,” IEEE Indian Conference on Antennas and Propagation (InCAP 2019), Ahmedabad, India, 19-22 December, 2019. (DOI: 10.1109/InCAP47789.2019.9134570)

72.   Diptiranjan Samantaray, and Somak Bhattacharyya, “A Modified Low Profile Patch Antenna with Enhanced Bandwidth for Multiband Applications,” IEEE Indian Conference on Antennas and Propagation (InCAP 2019), Ahmedabad, India, 19-22 December, 2019. (DOI: 10.1109/InCAP47789.2019.9134594)

71.   Sambit Kumar Ghosh, Somak Bhattacharyya, and Santanu Das, “Broadband Graphene Based Reflective Cross Polarization Converter Metasurface Design with Unity Efficiency in the Lower Terahertz Gap,” IEEE International Microwave & RF Conference (IMaRC 2019), Mumbai, India, 13-15 December, 2019. (DOI: 10.1109/IMaRC45935.2019.9118725)

70.   Somak Bhattacharyya, Chinmoy Saha, and Jawad Y. Siddiqui, “High Frequency Applications of Metamaterials and Metasurfaces,” 2019 IEEE Recent Advances in Geoscience and Remote Sensing: Technology Standards and Applications (TENGaRSS-2019), pp. 96-99, Kochi, India, 17-20 October, 2019. (DOI: 10.1109/TENGARSS48957.2019.8976066)

69.    Salman Khan, and Somak Bhattacharyya, “Design of a FSS Bandpass Filter for C-Band Application with Equivalent Circuit Model,” IEEE Region 10 Conference (TENCON-2019), pp. 1459-1461, 17-20 October, 2019, Kochi, India. (DOI: 10.1109/TENCON.2019.8929244)

68.   Tanmoy Chakrabarti, Sambuddha Sarkar, Sambit Kumar Ghosh, and Somak Bhattacharyya, “An Ultra-thin FSS Bandpass Filter in Terahertz Region,” International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks (IMICPW-2019), pp. 454-456, 22-24 May, 2019, Trichy, India. (DOI: 10.1109/IMICPW.2019.8933266)

67.   Diptiranjan Samantaray, Somak Bhattacharyya, and K. V. Srinivas, “A Gain Enhanced Multiband Antenna using SRRs with Defected Ground Structure,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738605)

66.  Rudranil Nandi, Nilotpal, and Somak Bhattacharyya, “A Transmittive Type Broadband Cross Polarization Converter for Mid Wavelength Infrared Region,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738170)

65.   Nilotpal, Somak Bhattacharyya, and P. Chakrabarti, “A Simple Ultrathin Quad Band Polarization Insensitive Metamaterial Absorber for Infrared Applications,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738675)

64.  Aman, Vineet Singh, and Somak Bhattacharyya, “Reconstruction of Relative Permittivity and Thickness Profiles of Different Dielectric Samples Using Time Domain Multiple Reflection Method,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738348)

63.   Vineet Singh, Aman, Somak Bhattacharyya, and P. K. Jain, “Behind the Wall Heartbeat Detection using SVD and MTI Filtering,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI:  10.23919/URSIAP-RASC.2019.8738558)

62.   Sambit Kumar Ghosh, Santanu Das, and Somak Bhattacharyya, “A Graphene Based Broadband Metasurface Absorber in the Terahertz Region,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738642)

61.  Sambuddha Sarkar, Tanmoy Chakrabarti, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A Broadband FSS Bandstop Filter in Terahertz Region,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738585)

60.  Sambuddha Sarkar, Tanmoy Chakrabarti, Sambit Kumar Ghosh, and Somak Bhattacharyya, “A Broadband Bandpass FSS Filter in Terahertz Region,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738700)

59.   Smriti Rai, Somak Bhattacharyya, and Akhlesh Lakhtakia, “Pixelated Metasurfaces for Terahertz Absorption and Polarization Conversion,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738754)

58.   Roopan Tuli, Diptiranjan Samantaray, and Somak Bhattacharyya, “A Multiband Wearable Antenna with Defected Ground Structure,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738709)

57.    Rajarshi Bhattacharyya, Jyoti, Aman Gupta, Om Prakash, Somnath Roy, Tapas Kumar Bhattacharyya, Pralay Maiti, Somak Bhattacharyya, and Santanu Das, “In-situ synthesis of (Mg_0.5Zn_0.5)Fe₂O₄-graphene oxide nanocomposite for broadband microwave absorption in GHz frequency range,” 2019 URSI Asia Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 9-15 March, 2019. (DOI: 10.23919/URSIAP-RASC.2019.8738396)

56.    Diptiranjan Samantaray, Somak Bhattacharyya, and K. V. Srinivas, “Modified Fractal-shaped Slotted Patch Antenna with Dipole-shaped Slotted Ground Plane with Enhanced Gain for X-band Applications,” IEEE Indian Conference on Antennas and Propagation (InCAP 2018), Hyderabad, India, 16-19 December, 2018. (DOI: 10.1109/INCAP.2018.8770817)

55.   Sohom Das, Soham Ghosh, Diptiranjan Samantaray, and Somak Bhattacharyya, “An Efficient Terahertz Antenna using CPW Interdigital Capacitor,” IEEE Indian Conference on Antennas and Propagation (InCAP 2018), Hyderabad, India, 16-19 December, 2018. (DOI: 10.1109/INCAP.2018.8770963)

54.   Diptiranjan Samantaray, Somak Bhattacharyya, and K. V. Srinivas, “Modified Fractal-shaped Slotted Patch Antenna with Defected Ground Structure for Multiband Applications,” IEEE INAE Workshop on Electromagnetics (IIWE 2018), Trivandrum, India, 6-8 December, 2018.

53.    Soham Ghosh, Sohom Das, Diptiranjan Samantaray, and Somak Bhattacharyya, “Meander Line based Defected Ground Microstrip Antenna slotted with SRR for Terahertz range,” IEEE INAE Workshop on Electromagnetics (IIWE 2018), Trivandrum, India, 6-8 December, 2018.

52.   Rudranil Nandi, Nilotpal, and Somak Bhattacharyya, “A Broadband Polarization Insensitive Cross Polarization Converter using Metasurface for Long Wavelength Infrared Region,” IEEE INAE Workshop on Electromagnetics (IIWE 2018), Trivandrum, India, 6-8 December, 2018.

51.   Nilotpal, Somak Bhattacharyya, and P. Chakrabarti, “An Ultrathin Wide Angle Polarization Insensitive Mid-Infrared Metamaterial Absorber for THz Detection,” IEEE International Microwave & RF Conference (IMaRC 2018), Kolkata, India, 28-30 November, 2018. (DOI: 10.1109/IMaRC.2018.8877169)

50.    Sambit Kumar Ghosh, Somak Bhattacharyya, and Santanu Das, “A Graphene Based Metasurface with Wideband Absorption in the Lower Mid Infrared Region,” IEEE International Microwave & RF Conference (IMaRC 2018), Kolkata, India, 28-30 November, 2018.  (DOI: 10.1109/IMaRC.2018.8877373)

49.    Vineet Singh, Somak Bhattacharyya, and Pradeep Kumar Jain, “Through the Wall Human Signature Detection using Principle Component Analysis (PCA),” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 1975-1976, 8-13 July, 2018, Boston, USA.  (DOI: 10.1109/APUSNCURSINRSM.2018.8609027)

48.   Lavesh Nama, Somak Bhattacharyya, and Pradeep Kumar Jain, “An Ultra-thin Wideband Linear to Circular Polarization Converter using Metasurface,” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 777-778, 8-13 July, 2018, Boston, USA. (DOI: 10.1109/APUSNCURSINRSM.2018.8608747)

47.   Sambit Kumar Ghosh, Vinit Singh Yadav, Somak Bhattacharyya, and Santanu Das, “A Graphene Based Bandwidth Enhanced Metamaterial Absorber using Circular Ring,” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 1491-1492, 8-13 July, 2018, Boston, USA. (DOI: 10.1109/APUSNCURSINRSM.2018.8608226)

46.   Nilotpal, Abhishek Kumar Singh, Mamta Upadhyay, Rashmi Lata, Somak Bhattacharyya, and P. Chakrabarti, “A Proposed Long Wavelength Infra-red Metamaterial Absorber for THz Detection,” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 2067-2068, 8-13 July, 2018, Boston, USA. (DOI: 10.1109/APUSNCURSINRSM.2018.8608291)

45.  Lavesh Nama, Somak Bhattacharyya, and Pradeep Kumar Jain, “Ultra-thin wideband reflective polarization converter using elliptical split ring structures,” Eleventh Annual Conference, Antenna Test and Measurement Society, Pune, India, 5-7 February, 2018. (https://atmsindia.org/atms2018proceedings/Papers/43%20FULL%20PAPER%20Ultra-thin%20Wideband%20Reflective%20Polarization%20Converter%20using%20Elliptical%20Split%20Ring%20Structure.pdf)

44.    Vinit Singh Yadav, Sambit Kumar Ghosh, Somak Bhattacharyya, and Santanu Das, “Graphene based metasurface with tunable dual band mid-infrared cross polarization converter,” Eleventh Annual Conference, Antenna Test and Measurement Society, Pune, India, 5-7 February, 2018.  (https://atmsindia.org/atms2018proceedings/Papers/44%20FULL%20PAPER%20Graphene%20Based%20Metasurface%20with%20Tunable%20Dual%20Band%20Mid-Infrared%20Cross%20Polarization%20Converter.pdf)

43.  Vineet Singh, Somak Bhattacharyya, and Pradeep Kumar Jain, “Improvement of human lifesign containing signal behind the wall using PCA,” Eleventh Annual Conference, Antenna Test and Measurement Society, Pune, India, 5-7 February, 2018. (https://atmsindia.org/atms2018proceedings/Papers/45%20FULL%20PAPER%20Improvement%20of%20Human%20lifesign%20containing%20signal.pdf)

42. Rajarshi Bhattacharyya, Dhiraj Kumar Jha, Om Prakash, Akhilendra Pratap Singh, Somak Bhattacharyya, and Santanu Das, “Ultra-thin Ferrite Nanocomposite Coating as Broadband Microwave Absorber,” IEEE Applied Electromagnetics Conference 2017 (AEMC 2017), Aurangabad, India, 19-22 December, 2017. (DOI: 10.1109/AEMC.2017.8325681)

41.   Ram Narayan Mishra, Ankit Arora, Shivam Singh, and Somak Bhattacharyya, “A Split Ring Resonator (SRR) based Metamaterial Structure for Bandstop Filter Applications,” IEEE Applied Electromagnetics Conference 2017 (AEMC 2017), Aurangabad, India, 19-22 December, 2017. (DOI: 10.1109/AEMC.2017.8325685)

40.   Vineet Singh, Somak Bhattacharyya, and Pradeep Kumar Jain, “Experimental Study on Heartbeat Detection using Microwave Stepped Frequency Radar,” National Symposium on Vacuum Electronic Devices & Applications 2017 (VEDA 2017), IIT Roorkee, India, 17-19 November, 2017.

39.   Somak Bhattacharyya, “An Ultra-thin Wide-Angle Cross Polarization Conversion Metasurface with Enhanced Bandwidth,” IEEE 2017 International Symposium on Antennas and Propagation (ISAP 2017), Phuket, Thailand, 30 October - 2 November, 2017. (DOI: 10.1109/ISANP.2017.8228886)

38.   Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design and Analysis of a  Broadband Single Layer Circuit Analog Absorber,” IEEE European Microwave Conference 2016 (EuMW 2016), pp. 584-587, Excel London, UK, 3-7 October, 2016. (DOI: 10.1109/EuMC.2016.7824410)

37.    Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “A Microwave Metamaterial Absorber with Wide Bandwidth,” 2016 URSI Asia Pacific Radio Science Conference (AP-RASC 2016), pp. 1215-1218, Seoul, South Korea, 21-25 August, 2016. (DOI: 10.1109/URSIAP-RASC.2016.7601147)

36.   Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “A Miniaturized-Element Frequency Selective Surface with High Angular Stability,” 2016 URSI Asia Pacific Radio Science Conference  (AP-RASC 2016), Seoul, South Korea, 21-25 August, 2016.

35.    Somak Bhattacharyya, Saptarshi Ghosh, Anamiya Bhattacharya, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “An Ultra-thin Polarization Independent Compact Fractal Shaped Metamaterial Absorber,” IEEE Applied Electromagnetics Conference 2015 (AEMC 2015), IIT Guwahati, India, 18-21 December, 2015. (DOI: 10.1109/AEMC.2015.7509231)

34.    Saptarshi Ghosh, Somak Bhattacharyya, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “A Broadband Polarization-Insensitive Circuit Analog Absorber using Lumped Resistors,” IEEE Applied Electromagnetics Conference 2015 (AEMC 2015), IIT Guwahati, India, 18-21 December, 2015. (DOI: 10.1109/AEMC.2015.7509244)

33.   Devkinandan Chaurasiya, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design of a Wideband Absorber using Resistively Loaded Frequency Selective Surface,” IEEE Applied Electromagnetics Conference 2015 (AEMC 2015), IIT Guwahati, India, 18-21 December, 2015. (DOI: 10.1109/AEMC.2015.7509252)

32.    Mondeep Saikia, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Broadband Polarization Rotator using Multilayer Metasurfaces,” IEEE Applied Electromagnetics Conference 2015 (AEMC 2015), IIT Guwahati, India, 18-21 December, 2015. (DOI: 10.1109/AEMC.2015.7509255)

31.   Varuna A B, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design of a Dual-Band Polarization-Insensitive and Angular-Stable Frequency Selective Surface,” IEEE Applied Electromagnetics Conference 2015 (AEMC 2015), IIT Guwahati, India, 18-21 December, 2015. (DOI: 10.1109/AEMC.2015.7509146)

30. Somak Bhattacharyya, “A Broadband Microwave Metamaterial Absorber with Octave Bandwidth,” Second Regional Conference on Radio Science (RCRS) 2015, Jawaharlal Nehru University, New Delhi, India, 16-19 November, 2015.

29.  Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “Polarization Insensitive Metamaterial Absorber with Enhanced Bandwidth,” IEEE International Workshop on Antenna Innovation and Modern Technologies 2015 (iAIM 2015), Hotel Pride, Ahmedabad, India, 26-27 December, 2015.

28.   Saptarshi Ghosh, Somak Bhattacharyya, Yadunath Kaiprath, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “Triple-band Polarization-Independent Metamaterial Absorber using Destructive Interference,” IEEE European Microwave Conference (EuMW 2015), pp. 335-338, Paris, France, 7-10 September, 2015. (DOI: https://doi.org/10.1109/EuMC.2015.7345768)

27.  Praneeth Munaga, Saptarshi Ghosh, Somak Bhattacharyya, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “An Ultra-thin Dual-band Polarization-Independent Metamaterial Absorber for EMI/ EMC Applications,” IEEE European Conference on Antennas and Propagation (EuCAP 2015), pp. 1-4, Lisbon, Portugal, 12-17 April, 2015. (http://ieeexplore.ieee.org/xpls/abs_all.jsp?arnumber=7228190)

26.  Devkinandan Chaurasiya, Somak Bhattacharyya, Saptarshi Ghosh, Praneeth Munaga, and Kumar Vaibhav Srivastava, “An Ultra-Thin Triple Band Polarization-Insensitive Metamaterial Absorber for C-Band Applications,” Twenty First National Conference on Communication, IIT Bombay, India, 27 February - 1 March, 2015. (DOI: 10.1109/NCC.2015.7084816)

25.    Somak Bhattacharyya, Saptarshi Ghosh, Devkinandan Chaurasiya, and Kumar Vaibhav Srivastava, “A Broadband Wide Angle Metamaterial Absorber for Defence Applications,” IEEE International Microwave & RF Conference (IMaRC 2014), pp. 33-36, Bangalore, India, 15-17 December, 2014. (DOI: 10.1109/IMaRC.2014.7038964)

24.   Devkinandan Chaursaiya, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “The Design of Dual band Polarization-Independent Wide-angle Circular-Shaped Metamaterial Absorber,” IEEE International Microwave & RF Conference (IMaRC 2014), pp. 96-99, Bangalore, India, 15-17 December, 2014. (DOI: 10.1109/IMaRC.2014.7038979)

23.   Somak Bhattacharyya, and Kumar Vaibhav Srivastava, "Dual Layer Polarization Insensitive Dual Band Metamaterial Absorber with Enhanced Bandwidths,” IEEE Asia Pacific Microwave Conference (APMC) 2014, pp. 816-818, Sendai, Japan, 4-7 November, 2014. (https://ieeexplore.ieee.org/document/7067793)

22.    Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, "Equivalent Circuit Modeling of an Ultra-thin Dual-Band Microwave Metamaterial Absorber,” IEEE Asia Pacific Microwave Conference (APMC) 2014, pp. 1244-1246, Sendai, Japan, 4-7 November, 2014. (https://ieeexplore.ieee.org/document/7067625)

21.  Debdeep Sarkar, Kushmanda Saurav, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “A Metamaterial-inspired Miniaturized Dual-band Printed Directive Dipole Antenna for GSM/Bluetooth/WLAN Applications,” URSI General Assembly and Scientific Symposium 2014, 16-23 August, 2014, Beijing, China. (DOI: 10.1109/URSIGASS.2014.6929079)

20.   Somak Bhattacharyya, Saptarshi Ghosh, Hitesh Baradiya, and Kumar Vaibhav Srivastava, “Study on Ultra-thin Dual Frequency Metamaterial absorber with Retrieval of Electromagnetic Parameters,” pp. 1-6, 28 February-2 March, 2014, Twentieth National Conference on Communication, IIT Kanpur, India. (DOI: 10.1109/NCC.2014.6811249)

19.   Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “An ultra-thin Polarization-Independent Metamaterial Absorber for Triple Band Applications,” IEEE Applied Electromagnetics Conference 2013, pp. 1-2, 18-20 December, 2013, KIIT University, Bhubaneshwar, India. (DOI: 10.1109/AEMC.2013.7045066)

18.  Saptarshi Ghosh, Somak Bhattacharyya and Kumar Vaibhav Srivastava, “Design of Ultra-thin Polarization-Insensitive Circular-shaped Microwave Metamaterial Absorber,” IEEE Applied Electromagnetics Conference 2013, 18-20 December, 2013, KIIT University, Bhubaneshwar, India. (DOI: 10.1109/AEMC.2013.7045063)

17.   Yadunath Kaiprath, Saptarshi Ghosh, Somak Bhattacharyya and Kumar Vaibhav Srivastava, “An Ultra-Thin Polarization-Independent Wide-angle Metamaterial Absorber for Dual-band Applications,” IEEE Applied Electromagnetics Conference 2013, 18-20 December, 2013, KIIT University, Bhubaneshwar, India.  (DOI: 10.1109/AEMC.2013.7045064)

16.    Somak Bhattacharyya, Saptarshi Ghosh, and Kumar Vaibhav Srivastava, “A Dual Band Metamaterial Absorber using Electric Field Driven LC and Cave ELC Structures,” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 1452-53, 8-13 July, 2013, Orlando, USA. (DOI: 10.1109/APS.2013.6711385)   

15.   Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “An Ultra Thin Electric Field Driven LC Resonator Structure as Metamaterial Absorbers for Dual Band Applications,” Proceedings of URSI International Symposium on Electromagnetic Theory (EMTS) 2013, pp. 722-725, 20-24 May, 2013, Hiroshima, Japan. (https://ieeexplore.ieee.org/document/6565841)

14.   Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design of a Bandwidth-Enhanced Ultra Thin Metamaterial Absorber,” Progress In Electromagnetics Research Symposium, pp. 1097-1101, 25-28 March, 2013, Taipei, Taiwan. (http://www.piers.org/piersproceedings/download.php?file=cGllcnMyMDEzVGFpcGVpfDNQOF8xMDk3LnBkZnwxMjExMTkwNzE5MjU=)

13.    Debdeep Sarkar, Saptarshi Ghosh, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design of a Dual Band-notched Ultra-wideband Antenna using CSRR and Modified Mushroom-type EBG structure,” pp. 117-120, 12-13 February, 2013, Sixth Annual Conference, Antenna Test and Measurement Society, Hotel Pride, Kolkata, India.

12.    Saptarshi Ghosh, Debdeep Sarkar, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Design of an Ultra Thin Dual Band Microwave Metamaterial Absorber,” pp. 38-41, 12-13 February, 2013, Sixth Annual Conference, Antenna Test and Measurement Society, Hotel Pride, Kolkata, India.

11.    Somak Bhattacharyya, Hitesh Baradiya, and Kumar Vaibhav Srivastava, “An Ultra Thin Metamaterial Absorber using Electric Field Driven LC Resonator with Meander Lines,” IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, pp. 1-2, 8-13 July, 2012, Chicago, USA. (DOI: 10.1109/APS.2012.6349297)

10.   Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Ultra Thin Metamaterial Absorbers using Electric Field Driven LC (ELC) Resonator Structure,” Progress In Electromagnetics Research Symposium, pp. 314-317, 27-30 March, 2012, Kuala Lumpur, Malaysia.           (http://piers.org/piersproceedings/download.php?file=cGllcnMyMDEyS3VhbGFMdW1wdXJ8MVA2XzAzMTQucGRmfDExMTAyMDA4MzA1OA==)

9.    Hitesh Baradiya, Somak Bhattacharyya, and Kumar Vaibhav Srivastava, “Retrieval of Constitutive Parameters of Ultrathin ELC Resonator as Microwave Absorber,” pp. 15-18, 27-31 May, 2012, in Indian Antenna Week 2012, Royal Hotel, Gangtok, India.

8.   Raghvendra Kumar Chaudhary, Somak Bhattacharyya, Kumar Vaibhav Srivastava, and Animesh Biswas, “Design of a Wide-Band Dual Segment Half-split Cylindrical Dielectric Resonator  Antenna,” pp. 58-61, 2-3 February, 2012, Fifth Annual Conference, Antenna Test and Measurement Society, Hotel Orchid, Mumbai, India. (http://www.atmsindia.org/tech_papers/design_of_microstrip_patch_antennas/Design-of-a-Wide-Band-Dual-Segment-Half-split.doc)

7.    Somak Bhattacharyya, Hitesh Baradiya, Raghvendra Kumar Chaudhary, and Kumar Vaibhav Srivastava, “An Electric Field Driven LC Resonator Structure as Ultra Thin Metamaterial Absorber,” pp. 62-65, 2-3 February, 2012, Fifth Annual Conference, Antenna Test and Measurement Society, Hotel Orchid, Mumbai, India. (http://www.atmsindia.org/tech_papers/design_of_microstrip_patch_antennas/An-Electric-Field-Driven-LC-Resonator-Structure%20as.doc)

6.     Subal  Kar, Somak Bhattacharyya, Sujoy Mondal, Kasturi Mukherjee, Dibakar Deb, and Dipankar De Sarkar, “Scale Model Hardware Characterization of an Optical Phase-locked Loop (OPLL) Microwave Photonic Transmitter,” Progress In Electromagnetics Research Symposium, 2-6 July, 2008, MIT, USA.                       

5.    Subal Kar, Dipankar De Sarkar, Paramita Das, Sudipta Banerjee, and Somak Bhattacharyya, “Computer-aided Analysis of an Optical Heterodyning Scheme for Ultra-Stable  Microwave Signal Generation and Its Scale-model Hardware Characterization,” Progress In Electromagnetics Research Symposium, 2-6 July, 2008, MIT, USA.

4.   Somak Bhattacharyya, S.Sureshkumar, A.Praveenkumar, and Ashik Paul, “Design, Analysis and Implementation of a Broadband Link for GMRT,” Electronic Devices Communications and Computers (EDCC), 2008, 20 June, 2008, Kolkata, India.

3.    Shubhendu Joardar, and Somak Bhattacharyya, “Measurement of Polarization Characteristics of a Planar Log-Periodic Antenna with an Innovative   Step-Lane Reflector,” National Conference on Engineering Education (NCEE), 2008, 9-10 February, 2008, Academy of Technology, Hooghly, India.

2.    Somak Bhattacharyya, Arjun Mandal, Subimal Majee, and Soumo Ghosal, “Popularity of Raman Amplifier in Optical Fiber Technology,” Physics & Technology of All-Optical Communications and Devices, 2007, 11-16 October, 2007, Department of Physics & Meteorology, Indian Institute of Technology, Kharagpur, India. (http://www.phy.iitkgp.ernet.in/ptaccd2/Participants_manuscript/manuscript_SomakBhattach arya.pdf)

1.     Arjun Mandal, Somak Bhattacharyya, Sujoy Mondal, and Abhijit Banerjee, “Organic Light Emitting Diode Technology (OLED),” WieNSET-2007, 29-30 June, 2007, West Bengal University of Technology, Kolkata, India.

3. Somak Bhattacharyya, and S.Sureshkumar, “Broadband Analog Fiber Optic Link Performance – A MATLAB Simulation,” Internal Technical Report, GMRT, 2008.

2. Somak Bhattacharyya, and S.Sureshkumar, “Performance, Analysis and implementation of Analog Broadband Link for GMRT,” Internal Technical Report, GMRT, 2008.

1. Somak Bhattacharyya, and Shubhendu Joardar, “Measurement of Polarization Characteristics of a Planar Log-Periodic Antenna with an Innovative Step-Lane Reflector,” Internal Technical Report, GMRT, 2005.

8. Somak Bhattacharyya, Anamiya Bhattacharya, Shruti Sinha, and Zubair Akhter, “Report on YP Activities During MAPCON 2023 [Young Professionals],” IEEE Microwave Magazine, vol. 25, no. 8, pp. 109-112, August 2024.

7. Somak Bhattacharyya, “Report on Chapter Activities During 2023 [Around the Globe],” IEEE Microwave Magazine, vol. 25, issue 6, pp. 113-115, June 2024.

6. Somak Bhattacharyya, “Report on the IIT (BHU) Varanasi Student Branch Chapter Activities for 2022 [MTT-S Society News],” IEEE Microwave Magazine, vol. 24, no. 6, pp. 86-89, June 2023.

5. Somak Bhattacharyya, “Report of Webinar on “Opportunity in Chaos (Next-Generation Wireless Technologies)” [Young Professionals],” IEEE Microwave Magazine, vol. 24, no. 2, pp. 86-87, Feb. 2023.

4. Somak Bhattacharyya, “Microwave Education by the MTT-S Student Branch Chapter IIT-BHU Varanasi [MTT-S Society News],” IEEE Microwave Magazine, vol. 24, no. 1, pp. 27-90, Jan. 2023.

3. Somak Bhattacharyya, “Report on 2020-2021 Activities from IEEE Chapters and Student Branches in India [MTT-S Society News],” IEEE Microwave Magazine, vol. 23, issue 2, pp. 23-32, Feb. 2022.

2. Somak Bhattacharyya, “Microwave Education by the IEEE MTT-S Student Branch Chapter IIT BHU Varanasi, India, During COVID-19 [MTT-S Society News],” IEEE Microwave Magazine, vol. 22, issue 10, pp. 74-76, Oct. 2021.

1. Somak Bhattacharyya, “URSI-RCRS 2020 Report,” IEEE Antennas and Propagation Magazine, vol. 62, issue 5, pp. 13-15, October 2020.

Patent:

S. Das, R. Bhattacharyya, S. Bhattacharyya, P. Maiti, Preparation of graphene-oxide nanocomposites based sprayable paint and making of a large-scale coating          with superior broadband absorptivity in the range of GHz frequency (2019) (Patent Application No: 201911008550, Grant No. 413062).

Sponsored Projects:

1. Development of Frequency Selective Metasurfaces at Microwave Frequencies, Seed Grant, IIT (BHU) Varanasi, INR 10 Lakhs, 2017-18.
2. Study, Design and Implementation of Frequency Selective Metasurfaces for Microwave Applications, Early Career Research Award (ECRA), Science and Engineering Research Board (SERB), (ECR/2017/001485), INR 46.7 Lakhs, 2018-21.
3. Metasurface-based Sensor Devices for mm-wave and sub-terahertz Applications, Core Research Grant (CRG), Science and Engineering Research Board (SERB), (CRG/2021/000947), INR 56.21 Lakhs, 2022-25.
4. Metasurface-based various components for applications in microwave range and beyond, Indian Space Research Organization (ISRO), (DS_2B-13012(2)/26/2022-Sec.2), INR 25.33 Lakhs, 2022-25.
5. Electromagnetic Analysis, Design and Simulation of Dual-frequency (S- and C-band) Relativistic Backward Wave Oscillator – A HPM Source (Co-PI), DRDO, INR 46.85 Lakhs, Sep. 2019 - Sep. 2022
6. Design of S- and X-band High Power Microwave Source-Relativistic Backward Wave Oscillator (RBWO) (Co-PI), DIA-COE, DRDO, INR 987.19 Lakh, May 2024 - May 2027.

Conference Organized:

• 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), IIT (BHU) Varanasi, 12-14 February, 2020. (https://conferences.iitbhu.ac.in/URSI-RCRS2020/)

Short Term Course Organized:

• Recent Advances on Passive and Active Components at High Frequencies, IIT (BHU) Varanasi, 25-30 June, 2018.

• IEEE Professional Membership (Since 2016; Senior Member since 2020)
• Individual Member, International Union of Radio Sciences (URSI) (Since September, 2017)
• Indian Radio Science Society (InRaSS) Professional Membership
• Member, Optical Society of America (OSA) (Since 2020)
• Member, International Society for Optics and Photonics (SPIE) (Since 2020)
• Fellow Member, IETE
• Associate Fellow Member, West Bengal Academy of Science and Technology (WAST) (Since 2020)
• Life Fellow Member, The Optical Society of India
• Fellow Member, Antenna Test and Measurement Society
• Member, Antenna Measurement Techniques Association (AMTA) (Since 2024)
• Life Senior Member, Wireless, Antenna and Microwave Symposium (WAMS) Society (Since 2024)

​​​​​

• Technical Program Committee Member, Recent Research Trends in Electronics and Communication Engineering, IIT BHU, Varanasi, 3-5 March, 2017.
• Member, Editorial Board, International Journal of Advances in Microwave Techniques (IJAMT)
• Track Chair, 2^nd IEEE International Conference on Control, Computing, Communication & Materials, United College of Engineering, Allahabad, 21-22 October, 2016.
• Technical Program Committee Member, International Conference on Computational
  Science and Engineering, RCC Institute of Information Technology, Kolkata, 4-6 October, 2016.
• Member, Track Chair, 4^th IEEE Uttar Pradesh Section International Conference 2017 (UPCON 2017), Mathura, 26-28 October, 2017.
• Technical Program Committee Member, IEEE International conference on Antenna Innovations and Modern Technologies (iAiM 2017), Bangalore, 24-26 November, 2017.
• Paper Review Committee Member, 11^th International Conference on Antenna Test & Measurement Society 2018 (ATMS 2018), Pune, 5-7 February, 2018.
• Publicity Committee Member, IEEE International Microwave & RF Conference (IMaRC), Kolkata, 28-30 November, 2018.
• Workshop and Special Session Member, IEEE-INAE Workshop on Electromagnetics (IIWE) 2018, Trivandrum, 6-8 December, 2018.
• Technical Paper Review Committee Member, 2018 IEEE Indian Conference on Antennas & Propagation (InCAP), Hyderabad, 16-19 December, 2018.
• Local Organizing Committee Member, URSI 2019 Asia Pacific Radio Science Conference (AP-RASC), New Delhi, 9-15 March, 2019.
• Session Convener, Commission B, URSI 2019 Asia Pacific Radio Science Conference (AP-RASC), New Delhi, 9-15 March, 2019.
• Paper Review Committee Member, 12^th International Conference on Antenna Test & Measurement Society 2019 (ATMS 2019), Chennai, 25-27 July, 2019.
• Track Chair, Special Session on “Recent Advances on Materials and metasurface based Devices and Antennas for High Frequency Applications,” IEEE Region-10 Conference (TENCON), Kochi, 17-20 October, 2019.
• Chair for Student Program, IEEE International Microwave & RF Conference (IMaRC), Mumbai, 13-15 December, 2019.
• Publicity Chair, CODEC 7th International Conference on Computers and Devices for Communication (CODEC), Kolkata, 19-20 December, 2019.
• Convener, 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), Varanasi, 12-14 February, 2020.
• Publicity and Publication Committee Member, 2020 IEEE Indian Conference on Antennas & Propagation (InCAP), Kolkata, 17-20 December, 2020.
• Co-ordinator, IEEE Region 10 Microwave Theory & Techniques Society (MTT-S) Young Professional (YP) Committee, 2021-22.
• Workshop and Tutorial Committee Member, 2021 IEEE Indian Conference on Antennas & Propagation (InCAP), Jaipur, 13-16 December, 2021.
• Member, Technical Committee, MTT-4 Microwave Passive Components and Transmission Line Structures Committee (TC-4), IEEE MTT Society since 2021.
• Member, Technical Program Committee, International Conference on Technology, Research, and Innovation for BEtterment of Society (TRIBES 2021), IIIT Naya Raipur, 17-19 December, 2021.
• Member, Technical Program Committee, XLV Symposium of the Optical Society of India Conference on Optics, Photonics & Quantum Optics (COPaQ 2022), IIT Roorkee, 10-13 November, 2022.
• Co-chair, Young Professional Activities, IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Bangalore, 12-16 December, 2022.
• Conference Co-chair, 1^st IEEE International Conference on Microwave, Antenna and Communication (MAC 2023), MNNIT Allahabad, Prayagraj, 24-26 March, 2023.
• Member, Editorial Board, The Journal of Korean Institute of Communications and Information Sciences (J-KICS).
• Sponsor/ Exhibits Chair, Sixth IEEE International Workshop on Recent Advances in Photonics (WRAP 2023), IIIT Allahabad, Prayagraj, 7-9 December, 2023.
• Co-Chair, Young Professional Activities, IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Ahmedabad, 10-14 December, 2023.
• Member, Technical Program Committee, International Conference on Optics, Photonics and Quantum Information (OPTIQ-2023), Cochin University of Science and Technology, Kochi, 11-13 December, 2023.
• Member, Publicity Committee, CODEC 8th International Conference on Computers and Devices for Communication (CODEC), Kolkata, 14-16 December, 2023.
• Member, Executive Committee, 3^rd Wireless, Antenna & Microwave Symposium (WAMS) 2024, Vishakhapatnam, 29 February – 3 March, 2024.
• Honorary Associate, Institute of Astronomy Space and Earth Science (IASES), Kolkata since March 2024.
• Member, Technical Program Committee, SPace, Aerospace and defenCE conference (SPACE 2024), Bangalore, 22-23 July, 2024.
• Member, National Advisory Committee, IEEE International Conference on Communication, Computing & Signal Processing (IICCCS – 2024), Asansol Engineering College, 19-20 September, 2024.
• Member, Sponsorship Committee, 11th IEEE UP Section International Conference on Electrical, Electronics And Computer Engineering (UPCON-2024), Lucknow, 29 November-1 December, 2024.
• Member, PhD Initiative Committee, IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Hyderabad, 9-13 December, 2024.
• General Co-chair, 19^th EAI International Conference on Body Area Networks (EAI Bodynets 2024), Varanasi, 15-16 December, 2024.
• Member, Technical Program Committee, International Conference on Communication and Smart Devices (ICCSD-2025), 10-11 March, 2025.
• Chair, Antenna Track, 4^th Wireless, Antenna & Microwave Symposium (WAMS) 2025, IIIT Kancheepuram, 5-8 June, 2025.

• Faculty Development Program on “High Frequency Application of Nanoelectronic and Photonic Devices” at RCC Institute of Technology, Kolkata on 13^th July, 2016.
• Department of Electrical Engineering, University of Cambridge on 3^rd October, 2016.
• IEEE Computer Society India Symposium at Bodhgaya on 17^th March, 2018.
• Workshop on Electromagnetics & Antenna Design, Department of Electronics Engineering, IIT (BHU) Varanasi on 28^th May, 2018.
• CSIR-Central Electronics Engineering Research Institute Pilani on 8^th October, 2018.
• QIP Short Term Course on “Smart Sensors and Systems” in Department of Electronics Engineering, IIT (BHU) Varanasi on 27^th October, 2018.
• Faculty Development Program on “Metasurfaces: Theory, Design and Application” in Department of Electronics Engineering, NIT Patna on 21^st December, 2018.
• India-UK Second International Conference on “Advanced Nanomaterials for Energy, Environment and Healthcare Applications” in Bishop Heber College, Trichy on 4^th February, 2019.
• TEQIP Phase III Short Term Course on “Engineered Materials for Future Electromagnetic Research and Antenna Applications” in Department of Electronics and Telecommunication Engineering, Jadavpur University, Kolkata on 7^th February, 2019.
• IEEE Antenna Propagation and Microwave Theory & Techniques Society (AP-MTT-S) Student Branch Chapter (SBC) in Department of Electronics & Electrical Communication Engineering, IIT Kharagpur on 8^th February, 2019.
• Indian Institute of Space Science & Technology (IIST), Trivandrum on 20^th May, 2019.
• IEEE Antenna Propagation Society (AP-S) Kerala Chapter in association with IEEE Student Branch of Government Engineering College, Kerala in Department of Electronics & Communication Engineering, Government Engineering College, Barton Hill Trivandrum on 20^th May, 2019.
• Pre-conference tutorial on TEQIP-III Sponsored International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks (IMICPW-2019), NIT Trichy on 21^st May, 2019.
• TEQIP-III Sponsored International Conference on Microwave Integrated Circuits, Photonics and Wireless Networks (IMICPW-2019), NIT Trichy on 23^rd May, 2019.
• QIP Short Term Course on “Microwave/ Millimeter Wave Devices and Their Applications” in Department of Electronics Engineering, IIT (BHU) Varanasi on 26^th September, 2019.
• QIP Short Term Course on “Recent Trends in Microwave/Millimeter Wave Technology and their Applications in Wireless Communication and Defense Perspective” in Department of Electronics Engineering, IIT (BHU) Varanasi on 16^th October & 17^th October, 2019.
• IEEE Kerala Section sponsored 2019 IEEE Geoscience and Remote Sensing Conference (TENGARSS), Kochi on 19^th October, 2019.
• IEEE Antenna Propagation Society (AP-S) Student Branch Chapter of University of Calcutta in Department of Radio Physics & Electronics, University of Calcutta on 24^th December, 2019.
• IEEE Antenna Propagation Society (AP-S) Student Branch Chapter of IIEST Shibpur in Department of Electronics and Telecommunication Engineering on 12^th March, 2020.
• University of Engineering & Management (UEM) in Department of Electronics & Communication Engineering on 13^th March, 2020.
• Swami Vivekananda Institute of Technology (SVIST) in Department of Electronics & Communication Engineering on 6 June, 2020. (Webinar)
• IEEE Microwave Theory & Techniques Society (MTT-S) Student Branch Chapter and IEEE Antenna Propagation Society (AP-S) Student Branch Chapter of Department of Electronics and Communication Engineering, Manipal Univeristy Jaipur Campus on 25 June, 2020. (Webinar)
• Workshop entitled, “National Workshop on Advance Antenna Technology 2020” in Department of Electronics and Communication Engineering, Indian Institute of Information Technology Allahabad on 14 July, 2020. (Webinar)
• Pailan Technological Campus on 21 July, 2020. (Webinar)
• Workshop on “Recent trends and research scope in Antenna Domain” in Department of Electronics and Communication Engineering, Vignan's Institute of Information Technology, Visakhapatnam, Andhra Pradesh on 30 July, 2020. (Webinar)
• International Workshop on “Metamaterials and its applications” in IEEE Antennas and Propagation Society Chapter Jaipur in association with IEEE Rajasthan Subsection, Department of Electronics and Communication Engineering, Malaviya National Institute of Technology, Jaipur and Department of Electronics and Communication Engineering, Government Women Engineering College, Jaipur on 31 July, 2020.  (Webinar)
• AICTE-sponsored Short Term Training Program on “Antenna Design and Analysis using Mathematical Solvers” in Department of Electronics and Communication Engineering, Aditya Institute of Technology And Management, Srikakulam, Andhra Pradesh on 8 September, 2020. (Webinar)
• AICTE Training and Learning (ATAL) sponsored Online One week Faculty Development Program on “Recent Trends and Advances in IoT” in Department of Electronics and Communication Engineering, Dr. Shyama Prasad Mukherjee International Institute of Information Technology, Naya Raipur on 3 October, 2020. (Webinar)
• Indian Institute of Technology Palakkad and IEEE Antennas and Propagation Society (APS) Kerala Chapter on 11 October, 2020. (Webinar)
• “Front-end Communication” by Department of Instrumentation and USIC, Gauhati University on 1 December, 2020. (Webinar)
• “Emerging Trends in Antenna Design” (ETAD-20) by Yeshwantrao Chavan College of Engineering, Nagpur on 24 December, 2020. (Webinar)
• “Webinar Series: Advancement in Signal Processing and Communication for futuristic application/product” by Sikkim Manipal Institute of Technology (SMIT) in association with IEEE Student branch, SMIT on 7 February, 2021. (Webinar)
• The 13^th Annual International Conference Antenna Test and Measurement Society (ATMS) 2021 Virtual Conference on 20 February, 2021. (Webinar)
• QIP Short Term Course on “Advanced Materials Characterizations: From fundamentals toward applications” in Department of Ceramic Engineering, IIT (BHU) Varanasi on 22 February, 2021. (Webinar)
• TEQIP-III Sponsored one-week workshop on “Modern Wireless Communication Systems and Antenna Engineering with Experimental Learning” in NIT Sikkim, 15-21 March, 2021. (Webinar)
• IEEE Bombay Section Microwave Theory & Techniques Society on 15 April, 2021. (Webinar)
• Nagarjuna College of Engineering and Technology on 31 May, 2021. (Webinar)
• Midnapore City College on 28 July, 2021. (Webinar)
• QIP Short Term Course on “Architecture and Technologies for 5G and Beyond Wireless Networks” in Department of Electronics Engineering, IIT (BHU) Varanasi on 16 August, 2021. (Webinar)
• AICTE Training and Learning (ATAL) sponsored Online One week Faculty Development Program on “Sensors Technology” in University Institute of Engineering & Technology (UIET), Kurukshetra University on 9 September, 2021. (Webinar)
• IEEE Student Branch IIIT Design and Manufacturing, Jabalpur on 10 September, 2021. (Webinar)
• Technical Lecture Series organized by IEEE Amity University Uttar Pradesh Lucknow Campus Student Branch Chapter and IEEE Young Professionals Committee UP Section on 19 September, 2021. (Webinar)
• “Recent Trends in Engineering and Technology” organized by Swami Vivekananda Institute of Technology (SVIST), Kolkata on 17 November, 2021. (Webinar, Keynote Speaker)
• “2nd Industrial Electronics, Mechatronics, Electrical and Mechanical Power (IEMPOWER 2021)” organized by Institute of Engineering and Management, Kolkata on 27 November, 2021. (Webinar, Plenary Talk)
• Short Term Training Program on “Recent Trends in Microwave and Wireless Technologies” organized by Department of Electronics and Telecommunication Engineering of the Ramrao Adik Institute of Technology (RAIT), Dr. D. Y. Patil Deemed to be University, Navi Mumbai on 8 December, 2021. (Webinar)
• Short Term course on “Recent Trends and Applications of RF and Microwave Engineering” organized by Department of Electronics and Communication Engineering, IIIT Bhagalpur on 9 December, 2021. (Webinar)
• National Education Day on “Communication as Interdisciplinary Tool” organized by Swami Vivekananda Institute of Technology (SVIST), Kolkata on 22 December, 2021.
• 5^th Workshop on Optics and Photonics: Theory and Computational Techniques (OPTCT) organized by IIT Delhi on 27 December, 2021. (Webinar)
• “Advances in Communication” organized by Department of Electronics & Communication Engineering, Kalyani Govt. Engineering College and IEEE KGEC Student Branch Chapter on 3 January, 2022. (Webinar)
• Asansol Engineering College on 25 February, 2022. (Webinar)
• “AICTE QIP Short Term Course titled Electromagnetics: Recent Trends and Future Applications” organized by IIT Indore on 1 March, 2022. (Webinar)
• IEEE IEM Antenna and Propagation Society (AP-S) Student Branch Chapter in Department of Electronics and Communication Engineering on 15^th March, 2022. 
• Annant Gyan Knowledge and Skills Private Limited on 27^th March, 2022. (Webinar)
• “Microwave and beyond: Present and Futuristic Wireless Communication Systems” organized by Electronics and Telecommunication Engineering Department, Kalimpong Government Polytechnic on 5^th April, 2022. (Webinar)
• Heritage Institute of Technology, Kolkata on 4^th May, 2022.
• Online workshop on “Advances in Photonic Devices, Sensors, and Systems” organized by NIT Delhi and MNNIT Allahabad on 2^nd June, 2022. (Webinar)
• IEEE Microwave Theory & Technology Society (MTT-S) Student Branch Chapter IIT Delhi and IEEE MTT-S IIT Delhi Chapter on 18^th July, 2022. (IEEE MTT-S Speakers Bureau Program)
• IEEE Microwave Theory & Technology Society (MTT-S) Student Branch Chapter IIT Roorkee, Department of Electronics & Communication Engineering on 20^th July, 2022. (IEEE MTT-S Speakers Bureau Program)
• Department of Electronics Science, University of Delhi Science Campus on 22^nd July, 2022.
• Online Industry Academia joint FDP Program on "Recent Innovation in Antennas and RF Frontend Systems for 5G" organized by Dept. of ECE, CBIT (A), Hyderabad and ARK Infosolutions Pvt. Ltd on 28^th July, 2022. (Webinar)
• IETE Varanasi Sub-centre on 28^th October, 2022.
• IIT Indore, URSI Regional Conference on Radio Science (RCRS 2022) dated 2^nd December, 2022.
• Nagarjuna College of Engineering and Technology on 17^th December, 2022.
• Monthly Lecture Series, Antenna Test & Measurement Society (ATMS) on 17^th December, 2022. (Webinar)
• 6^th Workshop on Optics and Photonics: Theory and Computational Techniques (OPTCT) organized by IIT Delhi on 26 December, 2022.
• IEEE UP Section on 9^th January, 2023. (Webinar)
• AICTE Training and Learning (ATAL) sponsored Online Two weeks Faculty Development Program on “Soft Computing approach Towards Microwave Application” in Department of Electronics & Communication Engineering, Indian Institute of Information Technology Bhagalpur on 14 January, 2023. (Webinar)
• One week Training Program on “Research Instruments for Emerging Materials and Technology” in Sophisticated Analytical & Technical Help Institute (SATHI), Banaras Hindu University, Varanasi organized by Department of Physics, Institute of Science, Banaras Hindu University in association with Banasthali Vidyapith Rajasthan on 28^th January, 2023.
• One week Faculty Development Program entitled, “Recent Trends in High Frequency Communications (RHFC-2023)” organized by Annant Gyan Knowledge and Skills Private Limited during 20-24 February, 2023. (Webinar)
• “International Workshop on Advances in Planner Antennas and Communication Technology” organized by Dept. of Electronics and Communication Engineering, School of Engineering and Technology, Mizoram University, Aizawl on 13^th March, 2023. (Webinar)
• One week SERB Karyashala “Futuristic Trends in Microwave and Millimeter Wave Technologies: An ML Approach” organized by Dept. of Electronics and Communication Engineering, National Institute of Technology, Silchar on 5^th June, 2023. (Webinar)
• IEEE AP/MTT Joint Chapter, Gujarat Section, Ahmedabad, 8^th June, 2023.
• Young Professional Talk, Wireless, Antenna and Microwave Symposium (WAMS), Pandit Deendayal Energy University in Gandhinagar, Gujarat, India on 9^th June, 2023.
• Department of Electronics & Communication Engineering, National Institute of Technology Durgapur, India on 12^th June, 2023.
• IEEE AP-MTT-S Student Branch Chapter, IEEE Kharagpur Section, India on 14^th June, 2023.
• IEEE AP-MTT-S Joint Chapter of Kolkata Section in association with IEEE MTT-S Student Branch Chapter of Jadavpur University, India on 22^nd June, 2023.
• Department of Electronics and Telecommunication Engineering, Symbiosis Institute of Technology, Pune on 10^th July, 2023.
• Department of Electronics and Telecommunication Engineering, IEEE MTT-S Student Branch Chapter, Amrutvahini College of Engineering, Sangamner in association with IEEE MTT-S Bombay Section on 11^th July, 2023. (IEEE MTT-S Speakers Bureau Program)
• Giant Metrewave Radio Telescope (GMRT), Khodad, Pune on 11^th July, 2023.
• IEEE MTT-S Student Branch Chapter, Don Bosco Institute of Technology on 13^th July, 2023. (IEEE MTT-S Speakers Bureau Program)
• IETE Navi-Mumbai & ISF-RAIT at D. Y. Patil deemed to be University, Ramrao Adik Institute of Technology on 13^th July, 2023.
• One week SERB Karyashala “Modern Antennas and Metasurfaces for Microwave, Millimeter-wave and Terahertz-wave Communication Technologies” organized by Dept. of Electronics and Communication Engineering, National Institute of Technology, Jamshedpur on 29^th July, 2023. (Webinar)
• XXXV^th URSI General Assembly and Scientific Symposium 2023 (URSI GASS 2023) organized by URSI in Sapporo, Japan on 25^th August, 2023.
• Five-day High-end Workshop on “Advanced Techniques for Emerging Microwave, Millimeter-Wave, and Terahertz Devices” sponsored by IEEE MTT-S Student Branch Chapter, NIT Patna and organized by Department of Electronics & Communication Engineering, NIT Patna on 14^th October, 2023. (Webinar)
• Department of Physics, IIT (BHU), Varanasi organized by SPIE Student Branch Chapter on 17^th October, 2023.
• Department of ECE in association with IEEE Student Branch JIIT Noida and IEEE Young Professionals UP Section on 26^th October, 2023. (Webinar)
• IEEE Antennas and Propagation Society (IEEE AP-S) Student Branch Chapter (SBC) at Indian Institute of Technology (IIT) Indore, in collaboration with IEEE Student Branch Chapter at IIT Indore and IEEE Madhya Pradesh Section AP-S Chapter on 31^st October, 2023.
• Sixth IEEE International Workshop on Recent Advances in Photonics (WRAP 2023) organized by IEEE Photonics Society UP Section at IIIT Allahabad, Prayagraj on 8^th December, 2023.
• 8^th International Conference on Computers and Devices for Communications (CODEC 2023) organized by Institute of Radio Physics & Electronics at Ramakrishna Mission Institute of Culture, Kolkata on 15^th December, 2023. (IEEE MTT-S Speakers Bureau Program)
• Young Professional Talk, IEEE Photonics Society Kolkata Chapter and IEEE Photonics Society CUSB Chapter at Institute of Radio Physics & Electronics, University of Calcutta on 19^th December, 2023. (IEEE MTT-S Speakers Bureau Program)
• One-day seminar organized by NDLI Local Chapter of RCCIIT along with Institution's Innovation Council of RCC Institute of Information Technology (RCCIIT) at RCCIIT Kolkata on 21^st December, 2023.
• TCS Research, IIT Kharagpur Research Park Kolkata on 22^nd December, 2023. (IEEE MTT-S Speakers Bureau Program)
• One week Faculty Development Programme on “Recent Trends in High Frequency Communication and Next Generation Smart Systems” organized by Department of Electronics & Communication Engineering, Institute of Engineering & Management, Kolkata Saltlake Campus & IEM-IEDC (ECE) at IEM, Kolkata on 1^st February, 2024.
• IEEE MTT-S HITK Student Branch Chapter in association with IEEE AP-MTT Kolkata Chapter at Heritage Institute of Technology, Kolkata on 2^nd February, 2024. (IEEE MTT-S Speakers Bureau Program)
• IEEE Antennas and Propagation Society (AP-S) Student Branch Chapter (SBC), IIT Indore on 15^th March, 2024. (Webinar)
• e-STC on “Next Generation RF to THz Devices for Wireless Communication and Other Applications” at NIT Hamirpur on 4^th May, 2024. (Webinar)
• 2 Day Hybrid Mode Hands On workshop on “Design of RF & Microwave Circuits and Application” Department of Electronics and Communication Engineering in Association with MTT-Society of VNRVJIET, Hyderabad on 4^th May, 2024. (Webinar)
• Department of Physics and the Internal Quality Assurance Cell (IQAC) of Acharya Prafulla Chandra College, New Barrackpore in collaboration with the Institute of Astronomy, Space and Earth Science Kolkata on 13^th June, 2024.
• Volunteer Research Showcase (VRS) event organized by IEEE Student Branch IIT Kharagpur Section and IEEE AP-MTTS SBC IIT Kharagpur on 15^th June, 2024.
• Anusandhan 2.0, Research Fair organized by Research Society of Indian Institute of Technology, Mandi on 19^th June, 2024. (Keynote Lecture, IEEE MTT-S Speakers Bureau Program)
• IEEE AP-S Student Branch Chapter, IIT Kanpur, in association with IEEE UP Section Chapter on 27^th July, 2024. (Young Alumni Achiever Talk)
• IEEE Vizag Bay AP-S Chapter & IEEE JNTUGV Student Branch at Jawaharlal Nehru Technological University Gurajada Vizianagaram on 24^th August, 2024. (WAMS Membership Development Workshop)
• IEEE Vizag Bay AP-S Chapter & WAMS Society at Lendi Institute of Engineering and Technology, Vizianagaram on 24^th August, 2024. (Inauguration Lecture of IEEE AP-S Student Branch Chapter, Lendi Inst of Engg & Tech)
• “IEEE International Conference on Communication, Computing, and Signal Processing (ICCCSP 2024)” organized by Asansol Engineering College, West Bengal on 19^th September, 2024. (Keynote Lecture)
• Department of Electronic Science, University of Delhi South Campus organized by IEEE APS/CRFID Chapter Delhi Section on 20^th September, 2024.
• Department of Electronics and Communication Engineering at Jaypee Institute of Information Technology, Sector 62, Noida Campus on 21^st September, 2024.

1. Served as Mess Secretary in Hall of Residence VII in IIT Kanpur during 2012-13.
2. Served as Convenor, Anti Food Wastage Committee in Hall of Residence VII in IIT Kanpur during 2012-13.
3. Served as Convenor, Dues Checking Committee in Hall of Residence VII in IIT Kanpur during 2012-13.
4. Served as Volunteer, Euphoria-2013 (Hall Day Celebration), Hall of Residence VII in IIT Kanpur.
5. Served as Member, Departmental Purchase Committee, Department of Electronics & Communication Engineering, IIIT Allahabad during 2016-17.
6. Serving as Faculty Advisor, IEEE Microwave Theory & Techniques Society Student Branch Chapter, IIT (BHU) (Since the foundation, 2017).
7. Serving as Convener, Departmental Under Graduate Committee, Department of Electronics Engineering, IIT (BHU) since 10 September, 2024.
8. Served as Member, Departmental Post Graduate Committee, Department of Electronics Engineering, IIT (BHU) during 2017-19 and 2020-22.
9. Served as Member, Departmental Library Committee, Department of Electronics Engineering, IIT (BHU).
10. Served as Convener, Departmental Time Table Committee, Department of Electronics Engineering, IIT (BHU), 2018-2020.
11. Serving as Member, Departmental R & D Committee, Department of Electronics Engineering, IIT (BHU).
12. Served as Member & Secretary, Finance Committee, Centenary Celebration Committee, IIT (BHU) during 2018-19.
13. Served as Co-ordinator, Web Committee, Department of Electronics Engineering, IIT (BHU) during 2018-22.
14. Serving as Vice President, Electronics Engineering Society, Department of Electronics Engineering, IIT (BHU).
15. Served as Member, Departmental Purchase Committee, Department of Electronics Engineering, IIT (BHU) during 2018-20.
16. Served as Member, Departmental Under Graduate Committee, Department of Electronics Engineering, IIT (BHU) during 2019-21.
17. Served as Convener, Departmental Under Graduate Committee, Department of Electronics Engineering, IIT (BHU) during 1 September, 2022-8 September, 2023.
18. Served as Executive Committee Member, IETE Varanasi sub-centre (2020-2022).
19. Served as Member, Institute Website, IIT (BHU).
20. Serving as Member, Institute Core Course Monitoring Committee, IIT (BHU).
21. Serving as Member, Day-care Centre Committee, IIT (BHU).
22. Serving as Executive Committee Member, IEEE UP Section Photonics Society (2021-till date).
23. Served as Vice Chairman, IETE Varanasi sub-centre (2022-2024).
24. Serving as Member, Board of Studies, Department of Electronics and Telecommunication Engineering, Vidyalankar Institute of Technology, Mumbai (2022-till date).
25. Serving as Secretary, IEEE UP Section Antennas & Propagation Society (2023-24).
26. Served as Member, IEEE UP Section Young Professional Group (2023-24).
27. Serving as Vice Chairman, IEEE Sensor Council, UP Section (2023-24).
28. Serving as Member, Executive Committee, Wireless, Antenna & Microwave Symposium Society (WAMS) (2023-25).
29. Serving as Chair, Electronic Communication & Information Management Activities, IEEE UP Section (2024-25).