• Electromagnetics
• Analog Circuits
• Electronics Devices

• RF Microwave and Terahertz Devices
• Laser Micromaching
• Terahertz Time domain Spectroscopy

• Elakkiya, S.Radha, B.S.Sreeja, E.Manikandan, " Design of a five-band polarization-insensitive terahertz metamaterial absorber", Journal of Optoelectronics and Advanced Materials, Vol. 21, No. 7-8, July – August 2019, p. 450 - 454,IF-0.588, Annexure 1.
• Elakkiya, S.Radha, B.S.Sreeja, E.Manikandan,”Optically transparent efficient terahertz patch antenna for space applications”, Journal of Optoelectronics and Advanced Materials, Vol. 20, Iss. 9-10, 2018, pp 474-478, IF- 0.39, Annexure 1.
• Elakkiya, S.Radha, B.S.Sreeja, E.Manikandan, “Modified I-shaped Hexa-band near perfect Terahertz Metamaterial Absorber”, Springer, Circuit World, IF-1.395, Vol. 46, No. 4, pp. 281-284, Annexure 1.
• Elakkiya, S.Radha, B.S.Sreeja, E.Manikandan,” Terahertz Broadband Metamaterial Absorber Enabled by SiO2, Polyimide and PET Dielectric Substrate”, Pramana-Journal of Physics, 94, 130(2020), Springer, IF-1.688, Annexure 1.
• Elakkiya, A., Radha, S., Sreeja, B.S. et al. Terahertz dual-band/broadband metamaterial absorber enabled by SiO2: polyimide and PET dielectric substrates with absorption characteristics. Bull Mater Sci 43, 201 (2020). Springer, IF-1.392, Annexure 1.
• Elakkiya, S.Radha, B.S.Sreeja, “Seven-band Ultra-thin Terahertz Metamaterial Absorber at 0.3-0.5THz frequency”, Springer, Circuit World, IF-1.395, Annexure 1.
• Elakkiya, S.Radha, B.S.Sreeja, “Terahertz Metamaterial Absorber with Sensing Capabilities”, Journal of Optoelectronics and Advanced Materials, vol.22, iss.7-8, 2020, IF-0.631, Annexure 1.
• Elakkiya, S. Radha, B. S. Sreeja, E.Manikandan, ”Optically Transparent Terahertz Triple-band and Dual-band Metamaterial Absorber”, Circuit World,48,126-131, 2022,IF-1.395.
• Elakkiya, S. Radha, B. S. Sreeja, E.Manikandan, ”Terahertz Metamaterial Absorber for Single-/Dual-/Multi-band applications”,Pramana-Journal of Physics, 95:163,2021, IF-1.688.
• Elakkiya, S. Radha, B. S. Sreeja, E.Manikandan, ”Ultrathin Microwave Metamaterial Absorber for X, C, Ku band applications”, Journal of Electronic Materials, 50, 7275–7282 (2021), IF-1.938.

• Elakkiya, S.Radha, B.S.Sreeja, Manikandan, “Design and Numerical Analysis of Tri-band Terahertz Metamaterial”, IEEE TENCON 2019, October 17-20, 2019, cochin, Kerala. (Accepted).
• Elakkiya, E.Manikandan, B.S.Sreeja, ”Ambient Infrared Energy Absorbing Device using Planar Microstructure”, IEEE International conference on Devices for Integrated Circuits(DevIC2017),March23-24,2017,Kalyani Government Engineering College, Kolkata, India.
• Manikandan, B.S.Sreeja, A.Elakkiya, S.Radha, ”Fabrication of Quad band Terahertz planar Antenna by LASER ablation ”The 18th International Symposium on Laser Precision Micro fabrication (LPM 2017), June 5-8,2017, Toyama, Japan.

• Elakkiya, S.Radha, B.S.Sreeja, E.Manikandan, “Optically Transparent efficient Terahertz Patch antenna for space applications”, Proceedings of 2nd International conference on Frontiers in Engineering Applied sciences and Technology (FEAST 2018), April 27-28, 2018, National Institute of Technology, Trichy.

• Elakkiya, S.Radha, B.S.Sreeja, “Triple Band Terahertz Metamaterial Absorber Within (0.4-0.46THz) Frequency range”, Circuit world.
• Elakkiya, S.Radha, B.S.Sreeja, “Novel thirteen-/nine-band terahertz metamaterial absorber based on single pattern pentagon shaped resonator”, Journal of Microwave and Wireless Technologies.
• Elakkiya, S.Radha, B.S.Sreeja, “Novel Seventeen-band terahertz metamaterialabsorber”, International Journal of RF Microwave and Computer aided engineering.

Metamaterial Absorber in real time Refractive Index Sensing Applications

3 years working experience as Junior Research Fellow (JRF) at SSN College of Engineering.

• Attended workshop on Comprehensive Hands on Training in MEMS Designon February 9, 2017 at SSN College of Engineering, Kanchipuram.
• Attended workshop on Cadence Tools on October 16, 2015 at SSN College of Engineering, Kanchipuram.
• Attended workshop on Antennas on October 18, 2014 at National Engineering College, Kovilpatti.
• Actively participated in the workshop on “Micro Controller System Based System Design” organized by the Department of Electronics and Communication Engineering, Kamaraj College of Engineering and Technology.
• Participated in Smart Aptitude Training Programme held at Kamaraj College of Engineering and Technology.
• Undergone a Beehive Training Programme on Communication Skills Organized by Beehive Communication club and CHLRD Communication training program held at Kamaraj College of Engineering and Technology.
• Atended a 3 days online FDP on " Citation Management In   Scholarly Writing-Tools And Techniques" in association with Mendeley and IEEE from 24th Sep, 2021 - 26th Sep 2021 in Department of ECE, Saveetha Engineering College.
• Atended a 5 days online FDP on " Recent Trends of Emerging Research Advances in Design Aspects and Innovative Modeling Techniques with Miniaturization for Electronics Devices and Circuits” in association with ATAL from 24th Jan, 2022 - 28th Jan 2022 in institute of engineering and Rural technology prayagraj.
• Attented a webinar on Advanced Antenna's Design for 5G MIMO with CST Studio Suite 2022 & Antenna Magus organised by IEEE Antennas and Propagation Society of IEEE Student Branch-STB29741 in association with the Department of ECE of Kongu Engineering College, Perundurai.

• Secured Third prize in Business test Contest Organized by SSN-Business and Entrepreneurship in Science and Technology (SSN-BEST) and Industry Institute Partnership Cell (IIPC).
• Anna university rank holder
• Received reviewer appreciation certificate from VICFCNT-2021, December 10-11, 2021, VIT Chennai for reviewing the conference paper.