Krishnamoorthy K.

Designation:

Associate Professor

Date of Joining at NITK:

Monday, April 6, 2009

Contact Details

E-mail:

krishnak_ece[at]yahoo[dot]com

Telephone:

+91-824-2473512

Academic Background

⦁ PhD: Electrical Engineering Department, IIT-Bombay, Mumbai, 2016
⦁ M.E: (Comm. systems) College of Engineering Guindy, Anna University, Chennai, 2007
⦁ B.E: (Electronics & Comm. Engg.) Bharathiar University, Coimbatore, 2002

Areas of Interest

Antenna Design
Reconfigurable and multi-band antenna design
RF and Microwave Engineering
Metamaterials and Metasurfaces
mm wave circuits

Significant Projects

1) Title: Compact multi-band antenna with independently controlled resonant frequency and polarization for mobile wireless applications. Sponsoring Agency: SERB-DST, Govt. of India (under Early Carrier Research Award). Duration: Three years (2017-2020). Project Cost: Rs. 44,22,660/-

2) Title: Design and Development of Wideband Circularly Polarized Antenna using 2D Metamaterial Structures.Sponsoring Agency: ISRO RESPOND Scheme. Duration: Two years (2018-2020). Project Cost: Rs. 25,71,000/-

3) Title: Metamaterial-Based Novel Antenna Technologies and Reconfigurable Intelligent Reflective Surfaces for 6G Wireless Communications. Sponsoring Agency: SERB-DST, Govt. of India. (under SERB International Research Experience (SIRE)). Duration: 06 months (Aug 2022 to Jan 2023). Project Cost: Rs. 19,22,660/-

4) Title: Multi-functional Metasurface Design for Amplitude, Polarization and Wave-Front Control for 6G Communication Systems. Sponsoring Agency: SERB-DST, Govt. of India. (under Core Research Grant). Duration: 03 years (Feb 2024 to Feb 2027). Project Cost: Rs. 30,86,804/-

Supervision of Ph.D

Graduated PhD Students:

1) Dr. Princy Maria Paul, (Co-advised with Prof. Sharawi MS, Electrical Engineering Dept, Polytechnique Montreal, Canada), Thesis Title: Compact Multi-band Antennas with Polarization Diversity and Wide-band Characteristics using Artificial Electromagnetic Structures.

2) Dr. Puneeth Kumar T R. Thesis Title: Applications of Metamaterial Inspired Structures in Design of Circularly Polarized Antennas. (Board for IT Education Standards (BITES) Best PhD Thesis Award - 2020).

3) Dr. Karthik R. Thesis Title: Design and analysis of leaky wave antennas for novel functionalities. (Board for IT Education Standards (BITES) Special mention of the Jury award - 2021).

4) Dr. Naveen Jacob (Co-advised with Prof. M. Kulkarni, E&C Engg. Department, NITK Surathkal). Thesis Title: Metamaterial Inspired Reconfigurable Antenna for Cognitive Radio Applications

5) Dr. Geriki Polaiah (Co-advised with Prof. M. Kulkarni, E&C Engg. Department, NITK Surathkal). Thesis Title: An Efﬁcient Low-Power Rectiﬁer Integrated Antennas For RF Energy Harvesting and Autonomous Frequency Re-conﬁguration.

6) Dr. Anudeep B. Thesis Title: Mitigation of Mutual Coupling in Dual Polarized MIMO Antennas with Wave Propagation Models for 5G Base Station Applications.

7) Dr. Usha L. Thesis Title: DESIGN AND ANALYSIS OF MULTIBAND CIRCULARLY POLARIZED AND RECONFIGURABLE DIELECTRIC RESONATOR ANTENNAS.

8) Dr. Arun Kumar D S, (Co-advised with Dr. M R Rizwan, M&M Engineering Department , NITK Surathkal) MThesis Title: Fabrication of Low Cost Flexible Carbon Nanotube Coated Fabric For Special Applications

Current PhD Students

1) Mr. Santosh Janawade (Co-advised with Dr. Prabu K, E&C Engg. Department, NITK Surathkal)

2) Mr. R Madhusudhan Goud

3) Mr. V P Singh (Co-advised with Dr. M R Rizwan, M&M Engineering Department , NITK Surathkal)

Significant Publications

Journals

44) Vishwanath Pratap Singh, K. Krishnamoorthy and M. R. Rahman, "Graphene Oxide Assisted Humidity Sensing Antenna Sensor", Transactions on Electrical and Electronic Materials (TEEM), (Accepted for publication).

43) Madhusudhan Goud Rangula, Princy Paul, Basudev Majumder and Krishnamoorthy Kandasamy, "An ultra-broadband low profile modified chessboard metasurface with improved backscattering reduction", Optics Communications, Vol 574, 2025, Jan 2025, 131213, https://doi.org/10.1016/j.optcom.2024.131213.

42) Pradeep Hattihalli Shankaraiah, Neelawar Shekar Vittal Shet and Krishnamoorthy Kandasamy, "A Novel Single-Layered Dual-Wideband Circularly Polarized Asymmetric Slot Antenna for Wireless Applications", Progress In Electromagnetics Research C, Vol. 148, 157-169, Oct 2024, doi:10.2528/PIERC24073104.

41) Janawade , S.A.; Krishnan , P.; Kandasamy , K.; Holla , S.S.; Rao , K.; Chandrasekar , A. "A Low-Complexity Solution for Optimizing Binary Intelligent Reflecting Surfaces towards Wireless Communication". Future Internet, 2024, 16, 272. https://doi.org/10.3390/fi16080272.

40) Vishwanath Pratap Singh, K. Krishnamoorthy and M. R. Rahman, "A Flexible and Biodegradable Graphene Oxide Antenna Sensor for Monitoring Subsoil Health" ACS Applied Nano Materials, vol. 07,no. 13, pp. 15223-15231, July 2024.

39) B. Majumder, S. S. Vinnakota, M. Goud Rangula and K. Kandasamy, "Dual Frequency Multi-Functional via-Less Leaky Wave Antenna Featuring Enhanced Frequency Sensitivity and Dual Beam Scanning Capability," IEEE Access, vol. 12, pp. 76858-76869, 2024, doi: 10.1109/ACCESS.2024.3406936.

38) Vishwanath Pratap Singh, K. Krishnamoorthy and M. R. Rahman, "Graphene-Oxide-Coated Flexible Fabric Antenna Sensor for Contact-Free H₂O Sensing", IEEE Sensors Journal, Vol 24, no. 02, 1175-1182, Jan 2024.

37) Arun Kumar D.S, Sandeep Singh Chauhan, Krishnamoorthy K, Devadas Bhat P, K. Divya Bharathi, Abhilash Ravikumar, M.R. Rahman, "Flexible and cost effective CNT coated cotton fabric for CO gas sensing application", Sensors and Actuators A: Physical, Volume 362, 2023, 114640, ISSN 0924-4247, https://doi.org/10.1016/j.sna.2023.114640.

36) Puneeth Kumar Tharehalli Rajanna, Krishnamoorthy Kandasamy, and Pratik Mevada, "Phase Gradient Metasurface Assisted Wideband Circularly Polarized Monopole Antenna," Progress In Electromagnetics Research M, Vol. 117, 13-23, 2023. doi:10.2528/PIERM23020701.

35) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, "Slot Coupled Dual Band High Gain Circularly Polarized Metasurface Antenna", International Journal of RF and Microwave Computer-Aided Engineering, Vol 32, no. 08, August 2022. https://doi.org/10.1002/mmce.23229.

34) Basudev Majumder, Sarath Sankar Vinnakota, Siddharth Upadhyay, and Krishnamoorthy Kandasamy, "Dielectric Metasurface Inspired Directional Multi-port Luneburg Lens as a Medium for 5G Wireless Power Transfer - A Design Methodology," IEEE Photonics Journal, Volume: 14, no. 03, June 2022. DOI: 10.1109/JPHOT.2022.3169711.

33) Usha L and Krishnamoorthy K, "Circularly Polarized Rectangular Dielectric Resonator Antenna with Metallic strips load for WLAN Application", Microwave and Optical Technology Letters, Vol 64, no. 08, 1407- 1411, August 2022. doi:10.1002/mop.33288.

32) B Anudeep, K Krishnamoorthy, PH Rao, "Analysis of Wave Propagation Models with Radio Network Planning using Dual Polarized MIMO Antenna for 5G Base Station Applications" IEEE Access, Vol 10, 29183 - 29193, March 2022.

31) D. S. Arun Kumar, T. R. Puneeth Kumar, K. Krishnamoorthy, P. Devadas Bhat and M. R. Rahman, "Flexible Electromagnetic Shielding Material Using Multi-Walled Carbon Nanotube Coated Cotton Fabric", IEEE Transactions on Components, Packaging and Manufacturing Technology, Vol.12, No. 03, 479 - 488, Feb 2022.

30) Usha L and Krishnamoorthy K, "Linearly Polarized and Circularly Polarized Cylindrical Dielectric Resonator Antenna," Progress In Electromagnetics Research Letters, Vol. 102, 57-65, 2022.

29) Usha L and Krishnamoorthy K, "Circularly Polarized Rectangular Dielectric Resonator Antenna with Elliptical Aperture Feed for 5GHz ISM band", International Journal of RF and Microwave Computer-Aided Engineering, 2021; 31( 12):e22882. doi:10.1002/mmce.22882.

28) G Polaiah, Krishnamoorthy Kandasamy, M Kulkarni, "An Autonomous Frequency Reconfigurable Antenna Using Slotline Open-Loop Resonators", IEEE Access, Vol. 9, no. 1, PP. 82221 - 82232, Jun 2021.

27) B Anudeep, K Krishnamoorthy, PH Rao, "Low-profile, wideband dual-polarized 1× 2 MIMO antenna with FSS decoupling technique" International Journal of Microwave and Wireless Technologies, PP.1-7, doi:10.1017/S1759078721000805.

26) Geriki Polaiah, Krishnamoorthy Kandasamy, and Muralidhar Kulkarni, "Compact UWB Slotted Monopole Antenna with Diplexer for Simultaneous Microwave Energy Harvesting and Data Communication Applications," Progress In Electromagnetics Research C, Vol. 109, 169-186, 2021.

25) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy,"compact Wideband Circularly Polarized SRR Loaded Slot Antenna for Soil Moisture Sensor Application" Microwave Review, Vol. 26, No. 2, Dec. 2020.

24) Anudeeb B, P H Rao, and Krishnamoorthy Kandasamy, "Mitigation of Mutual Coupling in 2 Χ 2 Dual Slant Polarized MIMO Antennas using Periodic Array of SRRs Loaded with Transmission Line for LTE Band 40" International Journal of RF and Microwave Computer-Aided Engineering, Vol. 30, No. 12, https://doi.org/10.1002/mmce.22454.

23) Karthik Rudramuni, Puneeth Kumar T R, Krishnamoorthy Kandasamy, Basudev Majumder and Qingfeng Zhang, "Dual-Band Asymmetric Leaky Wave Antennas for Circular Polarization and Simultaneous Dual Beam Scanning", IEEE Transactions on Antennas and Propagation, Vol 69, No. 4, 1843 - 1852, April 2021.

22) Polaiah G, Krishnamoorthy K, Kulkarni M, "Compact High-efficiency Pentahedron and Quatrefoil Shape Antennas with Enhanced Gain for GSM1800, 3G, 4G-LTE Energy Harvesting Applications", International Journal of Microwave and Wireless Technologies, 1-12, https://doi.org/10.1017/S1759078720000574.

21) N Jacob, M Kulkarni, and Krishnamoorthy K, "An Electronically Switchable UWB to Narrow Band Antenna for Cognitive Radio Applications", Microwave and Optical Technology Letters, Vol. 62, no. 9, PP. 2989-3001, Sep 2020.

20) N Jacob, M Kulkarni, and K Krishnamoorthy, "Omega Shaped Complementary Split Ring Resonator Loaded Bandwidth Reconfigurable Antenna for Cognitive Radio Applications" Procedia Computer Science, 2020, Vol. 171, PP. 1279-1285, Jan 2020.

19) Princy M Paul, K. Krishnamoorthy and Mohammed S. Sharawi, "A Multi-Band U-Strip and SRR Loaded Slot Antenna with Circular Polarization Characteristics", Advanced Electromagnetics, Vol. 9, no. 1, PP. 41-48, March 2020.

18) Karthik Rudramuni, Puneeth Kumar T R, Krishnamoorthy Kandasamy and Basudev Majumder, "Dual-band Dual-polarized Leaky-wave Structure with Forward and Backward Beam Scanning for Circular Polarization-flexible Antenna Application", Microwave and Optical Technology Letters, Vol. 62, no. 5, PP. 2075-2084, May 2020.

17) Karthik Rudramuni, Puneeth Kumar T R, Krishnamoorthy Kandasamy, Basudev Majumder and Qingfeng Zhang, "Goubau Line Based End-Fire Antenna", International Journal of RF and Microwave Computer-Aided Engineering. Vol.29, no.12, Dec 2019.

16) Princy M Paul, K. Krishnamoorthy and Mohammed S. Sharawi, "A Corner Expanded Slot Antenna Loaded with Copper Strips for Dual-band Circular Polarization Characteristics", Microwave and Optical Technology Letters. Vol.62, no.1, PP. 491-497, Jan 2020.

15) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, "Compact Triband Circularly Polarized Planar Slot Antenna loaded with Split Ring Resonators", International Journal of RF and Microwave Computer-Aided Engineering. Vol.29, no.12, Dec 2019. https://doi.org/10.1002/mmce.21953.

14) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, "Characteristic Mode Based Compact Circularly Polarized Metasurface Antenna for In-Band RCS Reduction", International Journal of Microwave and Wireless Technologies. 1-7. doi:10.1017/S1759078719001119, Sep. 2019.

13) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, "A High Gain Circularly Polarized Antenna Using Zero-Index Metamaterial" IEEE antennas and Wireless Propagation Letters. Vol. 18, no. 6, PP. 1129-1133, June 2019.

12) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, "A Wideband Circularly Polarized Slot Antenna Backed by Frequency Selective Surface" Journal of Electromagnetic Engineering and Science. Vol. 19(3), PP. 166-171, July 2019.

11) Princy M Paul, K. Krishnamoorthy, Mohammed S. Sharawi, and Basudev Majumder, "Dispersion Engineered Transmission Line Loaded Slot Antenna for UWB Applications", IEEE Antennas and Wireless. Propag. Lett. vol. 18, no. 2, pp. 323-327, Feb. 2019.

10) Basudev Majumder, Krishnamoorthy Kandasamy and Kamla Prasan Ray, “A Zero Index Based Meta-Lens Loaded Wideband Directive Antenna Combined With Reactive Impedance Surface” IEEE Access, Vol. 6, no. 1, PP. 28746-28754, Dec 2018.

9) Princy M Paul, Kandasamy K, Sharawi M S, “A Tri-band Circularly Polarized Strip and SRR Loaded Slot Antenna” IEEE Transactions on Antennas and Propagation, vol. 66, issue 10, pp. 5569-5573, Oct 2018.

8) Karthik Rudramuni, Krishnamoorthy Kandasamy, Qingfeng Zhang, Xiao-Lan Tang, Abhishek Kandwal, Puneeth Kumar, Tharehalli Rajanna, Haiwen Liu, “Goubau-Line Leaky Wave Antenna for Wide-Angle Beam Scanning From Backfire to End-fire”, IEEE Antennas and Wireless. Propag. Lett., vol. 17, issue 8, pp. 1571-1574, Aug. 2018.

7) Princy M Paul, Kandasamy K, Sharawi MS, “A tri-band slot antenna loaded with split ring resonators”, Microw. Opt. Technol. Lett, Vol. 59, no. 10, PP. 2638-2643, Oct 2017.

6) Basudev Majumder, Krishnamoorthy K, Jayanta Mukherjee,and K.P.Ray,“Compact Broadband Directive Slot Antenna Loaded with Cavities and Single and Double Layers of Metasurfaces”, IEEE Transactions on Antennas and Propagation, Vol. 64, no. 11, PP. 4595 - 4606, Nov 2016. (Among top 3 frequently accessed articles for IEEE TAP in Nov 2016)

5) Krishnamoorthy K., Basudev Majumder, Jayanta Mukherjee and K. P. Ray, "Dual-Band Circularly Polarized Split Ring Resonators Loaded Square Slot Antenna”, IEEE Transactions on Antennas and Propagation,vol. 64, no. 8, pp. 1-6, August 2016. (Among top 6 frequently accessed articles for IEEE TAP in Aug 2016)

4) Basudev Majumder, Krishnamoorthy K, Jayanta Mukherjee and K. P. Ray, “Frequency Reconfigurable Slot Antenna Enabled by thin Anisotropic Meta-surface Layer”, IEEE Transactions on Antennas and Propagation, vol. 64, no. 4, pp. 1218-1225, April 2016.

3) K. Kandasamy, B. Majumder, J. Mukherjee and K. P. Ray, "Low-RCS and Polarization-Reconfigurable Antenna Using Cross-Slot-Based Metasurface," IEEE Antennas Wireless. Propag. Lett., vol.14, no., pp.1638-1641, 2015.

2) K. Krishnamoorthy, B. Majumder, J. Mukherjee and K. P. Ray, "Low Profile Pattern Diversity Antenna using Quarter-mode Substrate Integrated Waveguide," Progress In Electromagnetics Research Letters, Vol. 55, 105-111, 2015.

1) B. Majumder, K. Krishnamoorthy, J. Mukherjee and K. P. Ray, "Wideband Compact Directive Metasurface Enabled Pair of Slot Antennas," Electronics Letters, vol.51, no. 17, pp. 1310-1312, 2015.

Conferences

54) Ashwitha K. Shetty, Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy, Pathipati Srihari, "A High-Gain Half-Bow-Tie Antenna with Tapered Slots for Foliage Penetration Radar Application", IEEE INDICON 2024, IIT Kharagpur, India, 19-21Dec 2024.

53) Madhusudhan Goud Rangula, Ananya Duggal, Princy Paul, Basudev Majumder and Krishnamoorthy Kandasamy, "Reconfigurable Multifunctional Metasurface for Wideband Polarization Conversion", 2024 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON 2024), Hyderabad, India, 09-13 Dec 2024.

52) Madhusudhan Goud Rangula, Princy Paul, Krishnamoorthy Kandasamy, Basudev Majumder, "A Tunable Frequency Selective Surface for Band Pass and Band Stop Applications", 6th URSI Regional Conference on Radio Science (URSI-RCRS 2024), Bhimtal, India, 22 - 25 Oct. 2024.

51) Madhusudhan Goud Rangula, Princy Paul, Basudev Majumder, Krishnamoorthy Kandasamy, "Novel Reflective Phased Meta-Atom Array for Beam Forming along Multiple Planes", 2024 IEEE International Symposium on Phased Array Systems & Technology, Boston, Massachusetts, USA, Oct. 15-18, 2024.

50) Madhusudhan Goud Rangula, Princy Paul, Basudev Majumder, Krishnamoorthy Kandasamy, "Dual-Functional Reflective-Metastructure Array for Polarization Conversion and Stealth Application", 2024 IEEE International Symposium on Phased Array Systems & Technology, Boston, Massachusetts, USA, Oct. 15-18, 2024.

49) Rutwik Joshi, Madhusudhan Goud Rangula, Princy Paul, Krishnamoorthy Kandasamy,"Reflective Metasurface for Ultra-Wide Band Polarization Conversion with good Angular Stability ", Second International Conference on Microwave, Antenna and Communication (MAC 2024), Dehradun, India, Oct. 04-06, 2024.

48) Madhusudhan Goud Rangula, Princy Paul, Krishnamoorthy Kandasamy, Basudev Majumder, "Active Multifunctional Reflective Metasurface for Linear to Cross and Linear to Circular Polarization Conversion Applications" Second International Conference on Microwave, Antenna and Communication (MAC 2024), Dehradun, India, Oct. 04-06, 2024.

47) Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy, Basudev Majumder, "Broadband Linear to Circular and Multi-Band Cross Polarization Conversion Reflective Metasurface for Ku, K and Ka Band Applications" 2023 IEEE 11th Asia-Pacific Conference on Antennas and Propagation (APCAP), Guangzhou, China, Nov. 19 - 22, 2023.

46) Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy, Basudev Majumder, "Dual-Functional Metasurface Reflector for Wideband Polarization Conversion and RCS Reduction Applications", 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON 2023), Ahmedabad, India 11-14 Dec 2023.

45) Ashwitha K. Shetty, Madhusudhan Goud Rangula, Krishnamoorthy Kandasamy, Pathipati Srihari, "A Novel Compact Wideband Planar Antenna Design for FOPEN Radar Applications", 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON 2023), Ahmedabad, India 11-14 Dec 2023.

44) Santosh A Janawade, K Prabu, K Krishnamoorthy, "Switchable Wideband phase Gradient Beam Steering Reflector/Absorber for Applications such as Intelligent Reflecting Surfaces", 2023 3rd International Conference on Intelligent Technologies (CONIT), Hubballi, Karnataka, India, 23-25 Jun, 2023.

43) Narayanarao Puli, Madhusudhan Goud, Krishnamoorthy Kandasamy, "Compact Sized High Gain and Ultra-Wideband HMSIW cavity backed Slot Antenna for Ku-band Applications" 2022 IEEE 7th International Conference on Recent Advances and Innovations in Engineering (ICRAIE), NITK Surathkal, India, 1-3 Dec, 2022.

42) Usha L and Krishnamoorthy K, "Frequency and Pattern Reconfigurable Cylindrical Dielectric Resonator Antenna", 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India 12-15 Dec 2022.

41) Narayanarao Puli, Madhusudhan Goud and Krishnamoorthy Kandasamy, "Compact Sized High Gain and Ultra-Wideband HMSIW cavity backed Slot Antenna for Ku-band Applications", 2022 IEEE 7th International Conference on Recent Advances and Innovations in Engineering (ICRAIE), Mangalore, India 01-03 Dec 2022.

40) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "Polarization-Insensitive Wide-Angle Reception Triple-Band Metamaterial Unit Cell for Electromagnetic Energy Harvesting" Indian Conference on Antennas and Propagation (InCAP 2021), Jaipur, India, 13-16 Dec 2021.

39) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "Triple-Band Modified Square Slotted Antenna With Enhanced Gain for RF Energy Harvesting", 2021 IEEE Madras Section International Conference (MASCON 2021), Chennai, India, 27 - 28, August 2021. (Best paper of the technical session - MASCON 2021)

38) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "Differential Frequency-Reconfigurable Rectifier for Efficient Microwave Energy Harvesting Applications", IEEE CONECCT 2021, Bangalore, India, 9-11 July 2021.

37) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy,“A Zero-Index Based Metasurface Antenna with Improved Gain and Circular Polarization Characteristics”, 2021 IEEE Texas Symposium on Wireless and Microwave Circuits and Systems (WMCS), Texas, USA, May 18-20, 2021.

36) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, "A Copper Strip Array Loaded Multiband Square Slot Antenna", 14^th European Conference on Antennas and Propagation (EuCAP 2020), Copenhagen, Denmark, 15-20 March 2020.

35) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "Gain Enhanced Dual-Band Differential Fractal Slot Antenna for RF Energy Harvesting Applications", 2020 URSI Regional Conference on Radio Science (URSI-RCRS 2020), IIT (BHU), Varanasi, India, February 12-14, 2020.

34) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "A Dual-Band Modified Quadrilateral Square Slotted Rectenna for RF Energy Harvesting", International Conference on Modelling, Simulation & Intelligent Computing (MoSICom) 2020, BITS Pilani, Dubai, January 29-31, 2020.

33) Anudeep B, Krishnamoorthy Kandasamy and P. H . Rao, "A Wideband Dual Polarized Bow-Tie Antenna For 5G Applications", Indian Conference on Antennas and Propagation (InCAP) 2019, Gandhinagar, Gujarat, India, December 19-22, 2019.

32) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, "A Compact Dual-Band Rectenna for RF Energy Harvesting", Indian Conference on Antennas and Propagation (InCAP) 2019, Gandhinagar, Gujarat, India, December 19-22, 2019.

31) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, "A Corner Expanded CPW-Fed Slot Antenna with Circular Polarization Characteristics", 13^th European Conference on Antennas and Propagation (EuCAP 2019), Krakov, Poland, 31 Mar- 5 Apr, 2019.

30) Vinnakota Sarath Sankar, Basudev Majumder, Runa Kumar and K. Krishnamoorthy, “Suspended Metasurface Loaded Dual Band Dual Polarized Dipole Antenna Array for RF Energy Harvesting,” 2019 URSI Asia-Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 09 – 15 March, 2019.

29) Geriki Polaiah, Kulkarni M, and Krishnamoorthy K, “Design of Quatrefoil Shape Antennas for GSM1800 MHz and UMTS2.1 GHz Rectenna Applications,” 2019 URSI Asia-Pacific Radio Science Conference (AP-RASC 2019), New Delhi, India, 09 – 15 March, 2019.

28) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, “Dual Band Circularly Polarized Slot Antenna Loaded with Asymmetric Cross Strips”, 2018 IEEE Indian Conference on Antennas and Propagation (InCAP 2018), Hyderabad, India, Dec 16-19, 2018. (Conference Travel grant awarded).

27) Vikrant Bande, Puneeth Kumar T R and Krishnamoorthy Kandasamy, “Dual Band-Dual Sense Circularly Polarized Patch Antenna for Wi-Max Application”, 2018 IEEE Indian Conference on Antennas and Propagation (InCAP 2018), Hyderabad, India, Dec 16-19, 2018.

26) Karthik Rudramuni, Krishnamoorthy K and Basudev Majumder, “Periodic Spiral-Slot-Loaded Dual-Band Dual Polarized Half-Width Microstrip Leaky-Wave Antennas with Forward and Backward Beam Scanning Properties”, 2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India. (Satish Dhawan Best paper Award).

25) Karthik Rudramuni, Puneeth Kumar T R, Krishnamoorthy K, Basudev Majumder and Qingfeng Zhang Zhang, “Planar Goubau Line Based Endfire Antenna”, 2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India. (Conference Travel grant awarded).

24) Geriki Polaiah, Krishnamoorthy K and Muralidhar Kulkarni, “A GSM1800 MHz Monopole Antenna with Inverted L-Stub on Ground Plane for RF Energy Harvesting”2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India.

23) Naveen Jacob, Prabhanjan Mannari, Krishnamoorthy K and Muralidhar Kulkarni, “A Compact Reconfigurable Penta-Band Artificial Magnetic Conductor for Wi-Fi Applications”,2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India.

22) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, “A Copper Strip Array Loaded Multiband Square Slot Antenna, 2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India. (Conference Travel grant awarded).

21) Puneeth Kumar T R, Karthik Rudramuni and Krishnamoorthy Kandasamy, “Compact Dual Band Circularly Polarized Planar Slot Antenna loaded with a Rotated SRR”, 2018 IEEE-INAE Workshop on Electromagnetics (IIWE), December 06 to 08, 2018, Trivandrum, India.

20) Vikrant Bande, Puneeth Kumar T R and Krishnamoorthy Kandasamy, “Compact Dual Band Dual Polarized Patch Antenna for Wireless Applications” 2018 IEEE-INAE Workshop on Electromagnetics (IIWE),December 06 to 08, 2018, Trivandrum, India.

19) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, “A Tri-Band SRR Loaded Half Slot Antenna with Wideband Properties” The IEEE Radio and Antenna Days of the Indian Ocean (RADIO),Mauritius, 15^th to 18^th October 2018.

18) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, "A Multi-Band SRR and Strip Loaded Slot Antenna", 2018 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting in Boston, Massachusetts, July 8-13, 2018.

17) Karthik Rudramuni, Krishnamoorthy Kandasamy, Abhishek Kandwal and Qingfeng Zhang, “Compact Bandpass Filter Based on Hybrid Spoof Surface Plasmon and Substrate Integrated Waveguide Transmission Line”, IEEE Electrical Design of Advanced Packaging and Systems (EDAPS) Symposium, Haining, Hangzhou, China, Dec-2017.

16) B. Majumder, K. Kandasamy, J. Mukherjee and K. P. Ray, “A Novel Beam Steering Dipole Antenna using Phase Varying Metasurface as Reflector”, IEEE International Conference on Antenna Innovations and Modern Technologies (IAIM )-2017, Bangalore, India, 24-26 November 2017.

15) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, “SRR Loaded Slot Antenna for Multiband Applications”, 2017 IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, San Diego, California, USA, July 9-14, 2017.

14) Princy M Paul, K. Krishnamoorthy, and Mohammed S. Sharawi, “Quad Band SRR loaded Square Slot Antenna”, THE 9th IEEE GCC CONFERENCE & EXHIBITION, Manama, Bahrain, 8-11 May 2017.

13) B. Majumder, K. Kandasamy, J. Mukherjee and K. P. Ray, “Dual Band Dual Polarized Frequency Reconfigurable Antenna Using Meta-surface”, IEEE Asia-Pacific Microwave Conference, APMC, Nanjing, China, Dec.2015.

12) Krishnamoorthy.K , Basudev Majumder, Jayanta Mukherjee and K P Ray, “Design of Multi-Band Antenna Using Zeroth Order Resonator Loaded with SRR and Modified Ground Plane”, IEEE Asia-Pacific Microwave Conference, APMC, Nanjing, China, Dec.2015.

11) Krishnamoorthy Kandasamy, B. Majumder, J. Mukherjee and K. P. Ray, “Beam-Tilted and Wide Beam Antennas using Hybrid Electromagnetic Band Gap Structures”, IEEE EuMW 2015, 45th European Microwave Conference (EuMC), 2015, Paris, France, Sep. 2015.

10) Basudev Majumder, Krishnamoorthy Kandasamy, Jayanta Mukherjee and Kamla Prasan Ray, “A High Gain EBG Backed Slot Antenna Loaded with Anisotropic Mue-Negetive Superstrate,” 2015 IEEE AP-S Symposium on Antennas and Propagation and URSI CNC/USNC Joint Meeting - Vancouver 2015.

9) Basudev Majumder, Krishnamoorthy Kandasamy, J. Mukherjee and K. P. Ray, “A Novel Circularly Polarized Dual Band Dual Polarized Antenna Using Metasurface,” 2015 IEEE AP-S Symposium on Antennas and Propagation and URSI CNC/USNC Joint Meeting – Vancouver, Canada, July. 2015.

8) Krishnamoorthy Kandasamy, B. Majumder, J. Mukherjee and K. P. Ray, “Design of SRR Loaded Reconfigurable Antenna for UWB and Narrow Band Applications,” 2015 IEEE AP-S Symposium on Antennas and Propagation and URSI CNC/USNC Joint Meeting – Vancouver, Canada, Jul. 2015.

7) Basudev Majumdar, Krishnamoorthy K, J. Mukherjee, K. P. Ray, “A Novel Miniaturized Complimentary Split Ring Loaded Electromagnetic Band Gap Structure for Isolation Improvement and Absorber Applications at Microwave Frequencies”, Metamaterials 2014, Copenhagen, Denmark, Aug. 2014.

6) Krishnamoorthy.K, Basudev Majumder, Jayanta Mukherjee and K.P Ray, “A Circular Polarization Reconfigurable Antenna Based on Reconfigurable Electromagnetic Band-Gap Structures”, Metamaterials 2014, Copenhagen, Denmark, Aug. 2014.

5) Basudev Majumder, Krishnamoorthy.K, Jayanta Mukherjee and K P Ray “A Compact Electromagnetic Band Gap Ground Controlled Tunable Dual Mode Band Pass Filter”, 16th international symposium on antenna technology and applied electromagnetics, (ANTEM), 2014, Victoria, Canada.

4) Krishnamoorthy.K, Basudev Majumder, Jayanta Mukherjee and K P Ray, “Reconfigurable Zeroth Order And Half Wave Length Resonator Antenna For Pattern Reconfiguration Using Tunable EBG Structures” 16th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM), Victoria, BC, Canada, Jul. 2014.

3) Basudev Majumder, Krishnamoorthy.K, and Jayanta Mukherjee,“A Novel Compact Comb Shaped EBG Structure for Coupling Reduction in WIMAX Band”, IEEE Applied Electromagnetics Conference (AEMC), Bhubaneswar, India, Dec. 2013.

2) Krishnamoorthy.K, B. Majumder, J. Mukherjee, “Dual Polarized Reconfigurable Dual Band-Notched UWB Antenna with Novel Tunable EBG Structure”. IEEE Applied Electromagnetics Conference (AEMC), Bhubaneswar, India, Dec. 2013.

1) Krishnamoorthy K, Basudev Majumder and Jayanta Mukherjee, “Compact Shorted Metamaterial Based Antenna for Dual Band Application” IEEE Indian Antenna Week 2013 (IAW 2013), Aurangabad, June 3-7, 2013.

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