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Dr. Puli Kishore Kumar

ABOUT
NAME: Dr. S. Yuvaraj

M.TECH: Indian Institute of Technology (BHU) Varanasi

E- MAIL: yuvarajs@nitandhra.ac.in

POSITION: Assistant Professor

PhD: Indian Institute of Technology Roorkee

PHONE: +91 8090673100,9149208393


AREAS OF INTEREST: RF and Microwave Engineering; Sub-THz Wave Sources and Allied Components; Microwave/Millimeter wave passive circuits; Microwave/Millimeter wave Antenna; Microwave Sensors

EXTERNAL LINK: https://scholar.google.com/citations?user=cj7bh4gAAAAJ&hl=en&oi=ao
PROFILE
POSITION HELD 

Assistant Professor (Since October 2019- Till Date)

  • Department of Electronics and Communication Engineering, National Institute of Technology Andhra Pradesh, Tadepalligudem, India. 

EDUCATION

Doctor of Philosophy (Electronics and Communication Engineering, 2014-2019) 

  • Indian Institute of Technology (IIT) Roorkee, India
  • Specialization: RF and Microwave Engineering
  • Thesis title: Investigations on Megawatt Class Sub-THz Wave Coaxial cavity Gyrotron Oscillators.

Master of Technology (Electronics Engineering, 2012-2014)

  • Indian Institute of Technology-Banaras Hindu University (IIT-BHU) Varanasi, India
  • Specialization: Microwave Engineering
  • Dissertation title: Non-Linear Analysis and 3-D Particle-In-Cell Simulation of a High power Gyro-Twystron Amplifier.

Bachelor of Engineering (Electronics and Communication Engineering, 2007-2011)

  • PSNA College of Engineering and Technology, Dindigul, Tamil Nadu, India.

AWARDS

  • Recipient of MHRD Academic fellowship from Government of India during M. Tech and Ph.D. program
  • Recipient of Student Travel Grant Award for the participating in German Microwave Conference (GeMiC-2018)

RESEARCH INTERESTS

  1. Vacuum Electron Devices
  2. Microwave/Millimeter wave passive circuits,
  3.  Microwave/Millimeter wave Antennas
  4.  Microwave Sensors

COURSES HANDLED

  1. Network Analysis (EC201), 4 Credits
  2. Transmission Lines and Electromagnetic Waves (EC254), 3 Credits
  3.  Antenna Theory (EC305), 3 Credits
  4.  Microwave Engineering (EC401), 3 Credits
  5.  Microwave and Light Wave Technologies Laboratory (EC455), 2 Credits

ADMINISTRATIVE RESPONSIBILITIES AT NIT ANDHRA PRADESH

  1. Head, Dept. of Electronics and Comm. Engg. from October 2023 to Till date
  2. Warden for Banganga Hostel from September 2021 to Till date
  3. Member of Centre for Research Innovation Incubation & Consultancy from June 2021 to Till date
  4. Member of Media Interface Group from October 2020 to Till date

GRANTS RECIEVED

Research Project

1. As a Principal Investigator, secured funding of 40,00,000 /- INR from the DRDO-MTRDC, for the CARS (2024-2026) project titled “Design and Characterization of RF and electrical modules for the low-power W-band second harmonic gyrotron.”

2. As a Principal Investigator, secured funding of 5,00,000/- INR from the seed grant of NIT Andhra Pradesh (2020-22) for the project titled “Design of Metasurface based circularly polarized Antenna Array for wireless applications, Ref: NITAP/SD-G/09/2020.

High-End Workshop

1. As a Coordinator, secured funding of 5,00,000/- INR from Department of Science & Technology (DST) Science and Engineering Research Board (SERB) for organizing one-week high-end workshop (KARYASHALA) on “Applications of Artificial Intelligence and Machine learning tools in microwave and Radar Signal Processing, ”along with Dr. Puli Kishore Kumar, Ref: AV/KAR/2022/0262

 PATENT FILED

  1. An Indian patent titled “A Radio Frequency window for a Multifrequency Gyrotron and a Method for Designing Thereof,” has been filed on March 2023, Inventors: Ravinder Beemagani, S. Yuvaraj, D. Mondal, P.C. Kalaria, A.K. Jha, and M. V. Kartikeyan Application Number: 202341018145. 
  2. An Indian patent titled “,Planar Orbital Angular Momentum (OAM) Antenna With Azimuthally Symmetrical Conical Beam For Vehicular Communication” has been filed on December 6, 2022, Inventors: MV Rao, S. Yuvaraj, M. V. Kartikeyan  Application Number: 202241070446.
  3.   An Indian patent titled “An Output System for a W-band Second Harmonic Gyrotron,”has been filed on September 20, 2021, Inventors: S. Adya, D. Mondal, S. Yuvaraj, S. Karmakar, M. V. Kartikeyan Application Number: 202111042485.

PUBLICATIONS

Scopus ID: 57225665981

   (a) International Journals

  1. Imran Basha Syed, Baranidharan Sundaram, Seenivasan Ayothiraman, and S. Yuvaraj, “Planar Microwave Sensor suitable for Artificial-Intelligence (AI) based detection of Volatile Organic Compounds,” AEUE- International Journal of Electronics and Communications, Vol. 185, pp. 17557(1-30), Oct. 2024, doi: https://doi.org/10.1016/j.aeue.2024.155444 (Supervisor, Corresponding Author).
  2. D. Mondal, S. Yuvaraj, M. Rawat, M. Thumm, and M. V. Kartikeyan, “Investigations on the Output System of 300-GHz Gyrotrons,” IEEE Trans. Plasma Science,  vol. 52, no. 3, pp. 690-697, March 2024, doi: https://doi.org/10.1109/TPS.2024.3357837.
  3. M. V. Rao, J. Malik, S. Yuvaraj, and M. V. Kartikeyan, “A Novel Approach for the Generation of OAM Beam with High Mode Purity using the Reflectarray,” Optik, vol. 296, pp. 17557(1-12), Feb. 2024, doi: https://doi.org/10.1016/j.ijleo.2023.171557, (Supervisor, Corresponding Author).
  4. M. V. Rao, Y. B. Modugu, D. Mondal, S. Yuvaraj, and M. V. Kartikeyan, “Generation of Dual Band OAM Beam using Compact Uniform Circular Array for Vehicular Communications,” Microwave and Optical Technology Letters, vol. 66, no. 1, pp. e13717(1-6), Jan. 2024, doi: https://doi.org/10.1002/mop.33717, (Supervisor, Corresponding Author).
  5. G. Challa Ram, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan, “Graphene based filter design using triangular patch resonator for THz applications,” Nano Communication Networks, vol. 38, pp. 100477(1-8), Dec. 2023, doi: https://doi.org/10.1016/j.nancom.2023.100477, (Supervisor).
  6. M. V. Rao, Y.B. Modugu, S. Yuvaraj, and M. V. Kartikeyan, “Generation of Highly Azimuthal Symmetric Conical Beam using the Planar Uniform Circular Array Antenna for Vehicular Communication,” Applied Physics A (Springer), vol. 129, no. 12, pp. 834(1-7), Nov. 2023, doi: https://doi.org/10.1007/s00339-023-07059-1,  (Supervisor, Corresponding Author).
  7. G. Challa Ram, M. V. Kartikeyan, and S. Yuvaraj, “Spoof Surface Plasmons based Reconfigurable Bandstop Filter for THz Applications,” Optical and Quantum Electronics (Springer), vol. 56, no. 1, pp. 27(1-18), Nov. 2023, doi: https://doi.org/10.1007/s11082-023-05610-1, (Supervisor). 
  8. M. V. Rao, D. Mondal, J. Malik, M. V. Kartikeyan and S. Yuvaraj, “Series-feed UCA Antenna for Generating Highly Azimuthal Symmetric OAM Beam for Unmanned Aerial Vehicles,” AEU, International Journal of Electronics and Communications, vol. 171, pp. 154917 (1-6), Nov. 2023, doi: https://doi.org/10.1016/j.aeue.2023.154917, (Supervisor ).
  9. M. V. Rao, Jagannath Malik, S. Yuvaraj, and M. V. Kartikeyan, “Polarization Insensitive Reflectarray for OAM Beam Generation over Octave Bandwidth for 5G Applications,” AEU, International Journal of Electronics and Communications, vol. 170, pp. 154775 (1-8), Oct. 2023, doi: https://doi.org/10.1016/j.aeue.2023.154775, (Supervisor, Corresponding Author).
  10. G. Challa Ram, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan, “Tunable Bandstop Filter using Spoof Surface Plasmon Polaritons for Terahertz Applications ,” AEU, International Journal of Electronics and Communications, vol. 170, pp. 154774 (1-10), Oct. 2023, doi: https://doi.org/10.1016/j.aeue.2023.154774, (Supervisor ).
  11. D. Mondal, S. Yuvaraj, S. Singh, M. Rawat, and M. V. Kartikeyan, “Insert Misalignment studies of a coaxial cavity gyrotron-Full wave Approach,” IEEE Trans. Electron Devices, vol. 70, no. 5, pp. 2556-2562, May 2023, doi: https://doi.org/10.1109/TED.2023.3262222.  
  12. S. Adya, S. Yuvaraj, M. Rawat, and M. V. Kartikeyan, “I/O System of V-Band Second Harmonic Gyrotron for 100/200 kW Operation,” Fusion Engg. & Design, vol. 193, 113613, Aug. 2023, doi: https://doi.org/10.1016/j.fusengdes.2023.113613.
  13. G. Challa Ram, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan, “Graphene based tunable band-pass filter for terahertz spectroscopy of polymers ,” Optik, vol. 268, 169792, Oct. 2022, doi: https://doi.org/10.1016/j.ijleo.2022.169792, (Supervisor, Corresponding Author ).
  14. D. Mondal, S. Yuvaraj, M. Rawat, M. V. Kartikeyan and M. K. Thumm, “Investigations on a 300-GHz, 1-MW, DEMO-Class Conventional-Cavity Gyrotron,” IEEE Trans. Electron Devices, vol. 69, no. 3, pp. 1442-1450, March 2022, doi: https://doi.org/10.1109/TED.2022.3146101.
  15. S. Adya, S. Yuvaraj, M. Rawat, M. V. Kartikeyan and M. K. Thumm,“Investigations on RF Behavior of a V-Band Second Harmonic Gyrotron for 100/200 kW Operation,” IEEE Trans. Plasma Science, vol. 50, no. 2, pp. 222-228, Feb. 2022, doi: https://doi.org/10.1109/TPS.2022.3140350 
  16.   G. Challa Ram, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan, “Tunable Bandstop Filter using Graphene in Terahertz Frequency Band ,” AEU, International Journal of Electronics and Communications, vol. 144, pp. 154047  (1-9), Feb. 2022, doi: https://doi.org/10.1016/j.aeue.2021.154047, (Supervisor, Corresponding Author )
  17.   S. Adya, S. Yuvaraj, S. Karmakar, M. V. Kartikeyan and M. K. Thumm, “Investigations on W-Band Second Harmonic Gyrotron for 50/100-kW Operation,” IEEE Trans. Plasma Science, vol. 48, no. 12, pp. 4127-4133, Dec. 2020, doi: https://doi.org/10.1109/TPS.2020.3033316.
  18.   S. Yuvaraj, D. A. Jose, S. Singh and M. V. Kartikeyan, “Effect of Insert Misalignment on a Triangular Corrugated Coaxial Cavity Gyrotron,” IEEE Trans. Electron Devices, vol. 66, no. 9, pp. 4029-4035, Sep. 2019, doi: https://doi.org/10.1109/TED.2019.2925914.
  19.   S. Yuvaraj, M. V. Kartikeyan and M. K. Thumm, “Design Studies of a 3MW, Multifrequency (170/204/236 GHz) DEMO Class Triangular Corrugated Coaxial Cavity Gyrotron,” IEEE Trans. Electron Devices, vol. 66, no. 1, pp. 702-708, Jan. 2019, doi: https://doi.org/10.1109/TED.2018.2876870.
  20.   S. Yuvaraj, Stefan Illy and M. V. Kartikeyan, “Electron Gun and Output Coupling System for a 220-/251.5-GHz, 2-MW Triangular Corrugated Coaxial Cavity Gyrotron,” IEEE Trans. Electron Devices, vol. 64, no. 12, pp. 5134-5140, Dec. 2017, doi: https://doi.org/10.1109/TED.2017.2764942.
  21.   S. Yuvaraj, M. V. Kartikeyan and M. K. Thumm, “RF Behavior of a 220/251.5-GHz, 2-MW, Triangular Corrugated Coaxial Cavity Gyrotron,” IEEE Trans. Electron Devices, vol. 64, no. 10, pp. 4287-4294, Oct. 2017, doi: https://doi.org/10.1109/TED.2017.2743342.
  22. Anshu Sharan Singh, Sivasubramanian Yuvaraj and Muthiah Thottappan, “Analytical and PIC Simulation Studies of a Megawatt Class Gyrotwystron Amplifier,” IEEE Trans. Electron Devices, vol. 63, no. 10, pp. 4104-4112, Oct. 2016, doi: https://doi.org/10.1109/TED.2016.2600486.
  23. Muthiah Thottappan, Sivasubramanian Yuvaraj and Pradip Kumar Jain, “3-D PIC Simulation of Gyrotwystron Amplifier Using MAGIC,” IEEE Trans. Plasma Science, vol. 43, no. 1, pp. 398-404, Jan. 2015, doi: https://doi.org/10.1109/TPS.2014.2376977.

   (b) International Conferences

  1. Imran Basha Syed, Baranidharan Sundaram, and S. Yuvaraj*, “An Integrated Approach for Nitrate and Phosphate Detection using Squared SRR Microwave Resonator,” in 2024 International IEEE Applied Sensing Conference (APSCON 2024) , Goa, India, Jan. 22-24, 2024, pp. 1-4, doi: https://doi.org/10.1109/APSCON60364.2024.10466156.
  2. Imran Basha Syed, Baranidharan Sundaram, and S. Yuvaraj*, “Microwave sensor for detection of microplastics and nitrate in water,” in 2023 International International Conference on Renew able Energy, Sustainable Environmental and Agricultural and Artificial Intelligence Technologies (i-RESEAT 2023) , Bangkok, Thailand, Dec. 18-20, 2023. (Presented).
  3. G. C. Ram, S. Yuvaraj, M. V. Subbarao and P. S. Sneha, “CSRR Integrated Microwave Sensor for Analyte Dielectric Sensing,” in 2023 3rd International Conference on Mobile Networks and Wireless Communications (ICMNWC),Tumkur, India, 2023, pp. 1-5, doi: https://doi.org/10.1109/ICMNWC60182.2023.10435882
  4. Madasu Venkateswara Rao*, Sneha Veerabathini, S. Yuvaraj and M.V.Kartikeyan “Dual mode OAM Beam UCA Antenna with Beam Divergence Reduction Capability using PLA Lens , ” in 2023 International Conference on Advanced & Global Engineering Challenges (AGEC), IEEE Sponsered Surampalem, Kakinada, India, 2023, pp. 55-59, doi: https://doi.org/10.1109/AGEC57922.2023.00022
  5. Sneha Veerabathini, Madasu Venkateswara Rao, S. Yuvaraj* and M.V.Kartikeyan “Generation of Dual-mode OAM Beam using a CP UCA antenna for wireless communication,” in 2023 IEEE Wireless Antenna and Microwave Symposium (WAMS), Ahmedabad, India, 2023, pp. 1-4, doi: https://doi.org/10.1109/WAMS57261.2023.10242970
  6. Madasu Venkateswara Rao*, S. Yuvaraj and M.V.Kartikeyan “A Uniform Circular Array Antenna for Orbital Angular Momentum (OAM) Beam Generation with Azimuthal Symmetry ,” in 2023 IETE International Conference India (IICI 2023) , Bengaluru, India, May 03-05, 2023, pp. 1-8 (Presented).
  7. Veeravalli Sudheep, Maddu Srinivas, Gurrala Kranthi Kumar, Madasu Venkateswara Rao*, S. Yuvaraj and M.V.Kartikeyan “A Low-Profile UCA Antenna to Generate Conical beam based on OAM Technique for Vehicular Application,” in 2023 3rd International Conference on Artificial intelligence and Signal Processing (AISP 2023) , VIT Andhra Pradesh, India, March 18-20, 2023, pp. 1-4, doi: https://doi.org/10.1109/AISP57993.2023.10134849.
  8. RVNR Suneel Krishna*, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan “Design of the Multiband Substrate Integrated Waveguide Filter Using Coupling Matrix Based on Frequency Transformation,” in 2022 IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Bangalore, India December 12-15, 2022, doi: https://doi.org/10.1109/MAPCON56011.2022.10047760.
  9. Y. B. Modugu, M. V. Rao*, D. Mondal, S. Yuvaraj, and M. V. Kartikeyan “Generation of OAM beam by a Uniform Circular Array with triangular patches, ”in 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), NIT Rourkela, India, June 5 – 8, 2022, pp. 1-3, doi: https://doi.org/10.1109/WAMS54719.2022.9848408
  10.  M. Himaja*, D. Mondal, S. Yuvaraj, and M. V. Kartikeyan “Design and Analysis of a Dual Band MIMO Antenna for Improved Isolation using the Defected Ground Structure, ”in 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), NIT Rourkela, India, June 5 – 8, 2022, pp. 1-5, doi: https://doi.org/10.1109/WAMS54719.2022.9848407
  11.  A. S. Thakur*, D. Mondal, A. S. Singh, S. Yuvaraj, M. Rawat and M. V. Kartikeyan “Design Studies of Multi-Beam All-Metallic Metamaterial-Based Backward-Wave Oscillator, ”in 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), NIT Rourkela, India, June 5 – 8, 2022, pp. 1-3, doi: https://doi.org/10.1109/WAMS54719.2022.9847991
  12.  G. Challa Ram*, P. Sambaiah, S. Yuvaraj, and M. V. Kartikeyan “Graphene Based Tunable Band stop filter using T Shaped Resonator , ”in, 2022 International Conference on Computing, Communication and Power Technology (IC3P) (IEEE Sponsered), Visakhapatnam, India Jan. 7 – 8, 2022, pp. 148-152, doi: https://doi.org/10.1109/IC3P52835.2022.00038.  
  13. D. Mondal*, S. Yuvaraj, M. Rawat, M. V. Kartikeyan, and M.K.A Thumm,“Design Studies on 0.3-THz, 0.5-MW Conventional Cavity Gyrotron for Plasma Heating, ”in 2021 22nd International Vacuum Electronics Conference (IVEC 2021), Virtual Conference, pp. 1-2, doi: https://doi.org/10.1109/IVEC51707.2021.9721929
  14. D. Mondal*, S. Yuvaraj, S. Adya, A. S. Thakur, M. V. Kartikeyan,“Design Studies of Quasi-Optical Launcher for 105 GHz High-Power Gyrotron,”in 2020 21st International Vacuum Electronics Conference (IVEC 2020), Monterey, USA (Virtual Conference), doi: https://doi.org/10.1109/IVEC45766.2020.9520522
  15. S. Yuvaraj, S. Adya, D. Mondal, A. S. Thakur, A. Agarwal, M. V. Kartikeyan* and M. K. Thumm, “GDS2H – V.2018: A Comprehensive Computer Code Package for the Design of Second Harmonic Gyrotrons ”in 2019 20th International Vacuum Electronics Conference (IVEC 2019), Busan, South Korea April 28 – May 1, 2019, doi: https://doi.org/10.1109/IVEC.2019.8744926
  16. S. Yuvaraj, D. A. Jose, M. S. Chauhan, Stefan Illy, M.V. Kartikeyan*, Manfred Thumm, “Design studies of a Magnetron Injection Gun for a 2 MW, Multi-frequency (220/ 251.5/283 GHz) Triangular Corrugated Coaxial Cavity Gyrotron,” in 2018 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, USA, April 24-26, 2018. doi: https://doi.org/10.1109/IVEC.2018.8391653 
  17. Sukwinder Singh, S. Yuvaraj, Gaurav Singh Baghel, M. V. Kartikeyan*, “Design Studies of a RF Interaction Cavity for a 4 MW, 170 GHz Triangular Corrugated Coaxial Cavity Gyrotron,” in 2018 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, USA, April 24-26, 2018, doi: https://doi.org/10.1109/IVEC.2018.8391539 
  18. Madan S. Chauhan, S. Yuvaraj, P.K. Jain, M.V. Kartikeyan*, “Design of a W-Band, 100 kW, Frequency Doubling Gyroklystron Amplifier,” in 2018 19th International Vacuum Electronics Conference (IVEC 2018), Monterey, USA, April 24-26, 2018, doi: https://doi.org/10.1109/IVEC.2018.8391660 
  19.  S. Yuvaraj*, D. A. Jose, M. S. Chauhan, M. V. Kartikeyan and M. K. Thumm, “RF behavior of a 220/251.5 GHz, 2MW, triangular corrugated coaxial cavity gyrotron extended to the third operating frequency 283 GHz,” in 2018 11th German Microwave Conference (GeMiC), Freiburg, Germany, 2018, pp. 295-298, doi: https://doi.org/10.23919/GEMIC.2018.8335088 
  20. S. Yuvaraj*, D. A. Jose, S. Singh, M. S. Chauhan and M. V. Kartikeyan, “Eigenvalue analysis of a triangular corrugated coaxial cavity with misaligned inner rod,” in 2018 11th German Microwave Conference (GeMiC), Freiburg, Germany, 2018, pp. 195-198, doi: https://doi.org/10.23919/GEMIC.2018.8335063 
  21.  S. Yuvaraj, M. S. Chauhan*, D. A. Jose, M.V. Kartikeyan, “Design study of a Quasi-Optical Launcher for 2 MW,170 GHz Coaxial Cavity Gyrotron,” in 2018 3rd International Conference on Microwave and Photonics (ICMAP 2018), Dhanbad, India, Feb. 9-11, 2018, doi: https://doi.org/10.1109/ICMAP.2018.8354531 
  22.  D. A. Jose*, S. Yuvaraj, M. S. Chauhan, S. Illy, and M.V. Kartikeyan, “Design of a Magnetron Injection Gun for a 4 MW, 170 GHz, Coaxial Cavity Gyrotron,” in 2017 14th IEEE India Council International conference (INDICON-2017), Roorkee, India, December 15-17, 2017, doi: https://doi.org/10.1109/INDICON.2017.8487621 
  23. S Yuvaraj* , Sukwinder Singh, G. S. Baghel and M. V. Kartikeyan, “Mode selection and interaction structure design of a megawatt class, sub-THz wave coaxial cavity gyrotron,” in 2015 International Conference on Microwave, Optical and Communication Engineering (ICMOCE), Bhubaneswar, 2015, pp. 307-309, doi: https://doi.org/10.1109/ICMOCE.2015.7489753 
  24. S. Yuvaraj*, M. Thottappan and P. K. Jain, “Design and simulation of 94 GHz metal PBG waveguide,” in 2013 IEEE MTT-S International Microwave and RF Conference, New Delhi, 2013, pp. 1-4, doi: https://doi.org/10.1109/IMaRC.2013.6777755 

* implies Presenter.

    (c) National Conferences

  1. M.V. Rao, and S. Yuvaraj*, “Recent Progress on Microwave OAM Antennas,”in National Sym posium on Vacuum Electronic Devices & Applications (VEDA-2023) , East Godavari, Nov. 23-25, 2023.
  2. RVNRSuneelKrishna*, and S. Yuvaraj, “Overview on Substrate Integrated Waveguide Multiband Bandpass Filters,”in National Symposium on Vacuum Electronic Devices & Applications (VEDA 2023) , East Godavari, Nov. 23-25, 2023.
  3. D. Mondal*, S. Yuvaraj, M Rawat and M.V. Kartikeyan, “Parametric Studies of a Quasi-Optical Launcher for a DEMO-Class Gyrotron,” in National Symposium on Vacuum Electronic Devices & Applications (VEDA-2022) , Bengaluru, Jan. 19-21, 2023.
  4. D. Mondal, S. Yuvaraj, S. Adya and M.V. Kartikeyan*, “Design studies of a Quasi-Optical Launcher for W-band  Gyrotron,” in National Symposium on Vacuum Electronic Devices & Applications (VEDA-2019) , NIT Patna, Patna, November 21-23, 2019.
  5. S. Yuvaraj, M.V. Kartikeyan*, “Design studies of a Quasi-Optical Launcher for a 2MW, 220/251.5 Coaxial Cavity Gyrotron Extended to Third Operating Frequency - 283 GHz ,” in National Symposium on Vacuum Electronic Devices & Applications (VEDA-2018) , IIT Guwahati, Guwahati, November 22-24, 2018.
  6. S. Adya, S. Yuvaraj, M.V. Kartikeyan*, “Design of W-Band Second Harmonic Gyrotron ,” in National Symposium on Vacuum Electronic Devices & Applications (VEDA- 2018) , IIT Guwahati, Guwahati, November 22-24, 2018.
  7. S. Yuvaraj*, M.V. Kartikeyan, “Design studies of a RF interaction cavity for a 4MW, Multi-frequency (220/251.5/283 GHz) Coaxial Cavity Gyrotron,” in 2018 VAMMAM (National Symposium), IIT Roorkee, Roorkee, 2018.
  8.  S. Yuvaraj*, D. A. Jose, M. S. Chauhan and M. V. Kartikeyan, “Mode Selection Studies for a 2 MW, DEMO class Multi-frequency Coaxial Cavity Gyrotron,” in National Symposium on Vacuum Electronic Devices & Appl. (VEDA-2017), Roorkee, India, November 17-19, 2017.
  9. D. A. Jose*, S. Yuvaraj, M. S. Chauhan, and M. V. Kartikeyan, “Design Studies of a Triode type Magnetron Injection Gun for a Megawatt class, sub-THz wave Coaxial Cavity Gyrotron,”in National Symposium on Vacuum Electronic Devices & Ampl. (VEDA-2017), Roorkee, India, November 17-19, 2017.
  10. M. S. Chauhan*, S. Yuvaraj, and M. V. Kartikeyan, “Preliminary Design of a Frequency Doubling Gyroklystron,” in National Symposium on Vacuum Electronic Devices & Ampl. (VEDA-2017), Roorkee, India, November 17-19, 2017.
  11. S. Yuvaraj, Sukwinder Singh, Gaurav Singh Baghel and M. V. Kartikeyan*, “RF behavior of a 165 GHz, 1.5MW, Triangular Corrugated Coaxial Cavity Gyrotron,” in National Conference on Vacuum Electronic Devices & Ampl. (VEDA-2016), Gandhinagar, India, 2016.
  12. Sukwinder Singh, S. Yuvaraj, G. S. Baghel and M. V. Kartikeyan*, “Study of Plasma loaded Gyrotron Coaxial cavity with Triangular corrugations on the insert,” in National Conference on Vacuum Electronic Devices & Ampl. (VEDA-2016), Gandhinagar, India, 2016.
  13. G. S. Baghel, S. Karmakar, Sukwinder Singh, S Yuvaraj, Ravi K. Dhakad, S. Kamath and M. V. Kartikeyan*,  “Output System of W-band Gyrotron,”in National Conference on Vacuum Electronic Devices & Ampl. (VEDA-2015), 2015.
  14. S. Yuvaraj*, M. Thottappan and P. K. Jain, “Analytical Study of High Power Gyro-Twystron,” in 2013 9th International Conference on Microwaves, Antenna, Propagation and Remote Sensing (ICMARS-2013), Jodhpur, India, 11th – 14th December 2013.
  15. S. Yuvaraj*, M. Thottappan and P. K. Jain, “High power Gyro Twystron- A Review,” in National Symposium on Vacuum Electronic Devices & Appl. (VEDA-2013), Roorkee, India, 2013.

* implies Presenter.

MENTORSHIP

PhD:

  1. M. Venkateswara Rao (PF062004),“Investigations on Orbital Angular Momentum (OAM) Antennas for Wireless Applications,” (Defended on 25/07/2024).
  2. Challa Ram G (PP061957),“Investigations on Surface Plasmon Polaritons based Filters and Sensors,” (Defended on 03/08/2024).

M.Tech:

  1.  Ms. Sneha V (MTAC2105), "Generation of Dual Mode OAM Beam using UCA Antenna with Reduced Beam Divergence for Wireless Communication." (2022-23)
  2.   Mr. Yaswanth B M (MTAC2009),“Generation of OAM Beam using Uniform Circular Array Antenna.” (2021-22)

B.Tech:

  1. A Gangadhar (620107), ASV Rithvik (620108), G Neeraj (620139)“Microwave Sensor System Development for Real-Time Detection of Pollutant,” (2023-24).
  2.  DSSiddhartha (620125), DS Rohith (620126), RVVSK Anil (620233)“Studies on Microwave Sensors for Dielectric Permittivity Estimation of Multi-Component Mixtures,” (2023-24).
  3. PJ Sai (620229), R Sumanth (620232), SS Murthy (620245)“Studies on Multi-band Microstrip Circuits for Sensing Applications,” (2023-24).
  4. Sanjana S K (611972), K Abhay (611939), G Sreeja (611926)“Investigations of Filter Design for Wireless Communications.” (2022-23)
  5. V Sudheep (611990), M Srinivas (611947), G K Kumar (611927), “A Low Profile UCA Antenna to Generate Conical beam based on OAM Technique for Vehicular Applications.” (2022-23)
  6. K Sai Ritish (611940), K Sandeep (611942), Mohitrinath (611950), “Design of Dual Band Pass Filter using SIW Cavities for satellite communications and 5G communications under sub 6 GHz” (2022-23)
  7. KBNagasai (611846), S G Gowtham (611877), B P Kalyan (611807) ““Design and Development of Planar Microwave Sensors for determining Adulteration in Liquid and Solid Samples.” (2021-22)
  8. B Ashritha (611812), K U A Valli (611844), N Sivakumari (611860), “Design Studies on Ultra Wide Band Antipodal Vivaldi Antenna for Sensing Applications.” (2021-22)
  9. S Sharma (611766), S P Sahoo (611768), T S Chaitanya (611570) “Compact Wideband Circularly Polarised Patch Antenna Array using Metasurface.” (2020-21)
  10. A Rahul (611707), D Sunda (611726), S K Talamala (611767) “Design of Dual Band Pass Filter using Stepped Impedance Resonators.” (2020-21)
  11. A S D Prasad (611702), A A Sagar (611708), M Suman (611746) “Dual-Band and Triple-Band Substrate Integrated Waveguide Filters with Chebyshev and Quasi-Elliptic Responses.” (2020-21)
  12. J Amulya (611636), M Tejaswini (611651), P Srilakshmi (611658), “Design of Band Pass Filter using Substrate Integrated Waveguide.” (2019-20)
  13. Keerthi G (611628), Himasri K (611647), S Meena (611665) “Optimization of Side Lobe Level in Antenna Array.” (2019-20)

WORKSHOP/CONFERENCE/FDP ORGANIZED:

  1. Organized Guest talk on “Intelligent Reflecting Surface Aided 6G Communication System"  sponsored by Institute Lecture Series, NIT Andhra Pradesh on 21 March 2024.
  2. Organized one-day Innovation workshop on “Challenges & Innovation in Antennas for Wireless Connectivity" along with Dr. Shaik Mahabu Subhani sponsored by IIC Cell, NIT Andhra Pradesh on 05 February 2024.
  3. Organized one-week high-end workshop (KARYASHALA) on “Applications of Artificial Intelligence and Machine learning tools in microwave and Radar Signal Processing, ”along with Dr. Puli Kishore Kumar sponsored by DST-SERB from 18th July to 24th July 2022.
  4. Organized one-day Innovation workshop on “Entrepreneurship and Innovation” as Career Opportunity along with Dr. Sharad Dwivedi  sponsored by IIC Cell, NIT Andhra Pradesh on 10 November 2022.
  5. Organized two days workshop on “Ansys for High Frequency Electromagnetics and 5G Technology,” sponsored by ARK Infosolutions from 23-24 September 2021.
  6. Organized One-week Faculty Development Program on “Advances in Wireless Communications,” with Dr. Krishna Chaitanya sponsored by NIT Andhra Pradesh from 12th October to 16th October 2020.

INVITED TALKS DELIVERED

  1. “Overview of Orbital Angular Momentum (OAM) Antennas for Next-Generation Wireless Systems,” Young Professional Talk at IEEE- WAMS 2024, 29th February, 2024
  2. “Microwave Sensor-An Overview,” Technical Talk at one-day national level workshop on ”2D materials incorporated RF Complementary Split Ring Resonator (CSRR) Sensor” at VIT-Chennai, 28th October, 2023.
  3. “Advanced Electromagnetics for Next Generation Wireless Systems,” Guest Lecture at Sri Vishnu College of Engineering for Women, 27th July, 2023.
  4. “RF Design Concepts and Measurements,” Guest Lecture at PSNA College of Engineering & Technology, 4th February, 2023.
  5. “Electromagnetics and Its Applications in Antennas for IOT, 5G Communications,” Guest Lecture at Ramachandra Engineering College, Eluru , 18th November, 2022.
  6. "Design and Implementation of Antenna Array Synthesis and Pattern tunablity for bandwidth enhancement,” Guest Lecture at Velagapudi Ramakrishna Siddhartha Engineering College, Vijayawada , 20th September, 2022.
  7. “Recent Advances in High Power Microwave Sources,” Online Faculty Development Program on Advancements on Antenna Technologies for future Applications, V.R. Siddhartha Engg. College, 17th February, 2022.
  8. “Advances in the design of gyrotron oscillators,” Online Workshop on Research Methodology for Multidisciplinary Perspectives of Physics, Deen Dayal Upadaya Gorakhpur University, 4th July, 2021.
  9.  “Antenna Arrays – Beam Forming,” AICTE-ATAL Sponsered Faculty Development Program, Saranathan College of Engineering, Tiruchirappalli, 10th June, 2021.
  10.  “Recent Trends in mm-THz wave Vacuum Electronic Beam Devices,” AICTE-ISTE Sponsered Induction Program, Gudlavalleru College of Engineering, 16th November, 2020.
  11.  “Advances in Vacuum Electron Beam Sources,” Technical Workshop in IEEE- CONECCT 2020 Conference, 2nd July, 2020.


Profile Updated on: 02/10/2024