Publications
Patents:
M. K. Joshi, R. Bhattacharjee, S. K. Vyas, T. Tiwari, “High-power coaxial magnetron using stacked anode resonators with multi-cathode arrangement,” patent granted on Oct. 27, 2022, Indian Patent No. 410095, filed on Dec. 06, 2019, Indian Patent Application No. 201931050517.
Journals:
N. Nayek, M. K. Joshi, R. K. Sonkar, T. Tiwari, and R. Bhattacharjee, “Design and Analysis of Width-Modulated Two-Section Sine Waveguide for G-Band Travelling-Wave Tube,” in IEEE Transactions on Electron Devices, vol. 68, no. 12, pp. 6458-6464, December 2021, DOI: 10.1109/TED.2021.3117894.
N. Nayek, M. K. Joshi, R. K. Sonkar, T. Tiwari, and R. Bhattacharjee, “Design and Efficiency Enhancement of a Ka-band Industrial Gyrotron,” in IEEE Transactions on Plasma Science, vol. 48, no.11, pp. 3807-3814, November 2020.
M. K. Joshi, S. K. Vyas, T. Tiwari, R. Bhattacharjee, “Particle-in-Cell Simulation and Analysis of 28-Vane Megawatt-class Pulsed Power Coaxial Magnetron in X-band,” in Special Issue - High Power Microwave Generation - 2020, IEEE Transactions on Plasma Science, vol. 48, no. 6, pp. 1886-1893, June 2020.
M. K. Joshi, S. K. Vyas, T. Tiwari, R. Bhattacharjee, “A New Approach for High-Power Coaxial Magnetron Using Stacked Anode Resonators,” in IEEE Transactions on Electron Devices, vol. 67, no. 4, pp. 1808-1813, April 2020.
M. K. Joshi, N. Nayek, T. Tiwari, J. Pidanic, Z. Nemec, R. Bhattacharjee, “Multiphysics and Multipactor Analyses of TE022 Mode High-Power X-band RF Window,” in IEEE Microwave and Wireless Components Letters, vol. 30, no. 3, pp. 272-275, March 2020.
M. K. Joshi, N. Nayek, T. Tiwari, R. Bhattacharjee, “Design and Analysis of Overmoded RF Window for High-Power Applications in X-band,” in IEEE Transactions on Plasma Science, vol. 48, no. 1, pp. 127-132, January 2020.
M. K. Joshi, R. Bhattacharjee, “Design of a Rectangular Waveguide to Cylindrical Cavity Mode Launcher for TE011 Mode with Maximum Quality-Factor,” in International Journal of RF and Microwave Computer-Aided Engineering, vol. 29, no. 9, pp. e21825, May 2019.
M. K. Joshi, S. K. Vyas, T. Tiwari, R. Bhattacharjee, “Optimal Design of a Coaxial Cavity Based on Quality-Factor Maximization for High-Power Coaxial Magnetron in X-band,” in IEEE Transactions on Plasma Science, vol. 46, no. 3, pp. 503-510, March 2018.
Conferences:
N. Nayek, M. K. Joshi, R. K. Sonkar, T. Tiwari, R. Bhattacharjee, "Design of Truncated Sine-waveguide Structure for THz TWT," 22nd International Vacuum Electronics Conference (IVEC 2021) pp 1-2, IEEE, 2021, virtual event.
M. K. Joshi, T. Tiwari, R. Bhattacharjee, “Design and Multipactor Analysis of High Power RF Window,” 20th International Vacuum Electronics Conference (IVEC 2019) pp 1-2, IEEE, 2019 in Busan, South Korea.
M. K. Joshi, S. K. Vyas, T. Tiwari, J. Pidanic, Z. Nemec, R. Bhattacharjee, “Identification and Suppression of Slot Modes in a Coaxial Magnetron,” Microwave and Radio Electronics Week 2019, Pardubice, pp 1-5, 2019, IEEE, Czech Republic.
N. Nayek, R. K. Sonkar, M. K. Joshi, T. Tiwari, R. Bhattacharjee, “H-plane Loaded Sine Waveguide TWT in G-band,” 2019 Asia-Pacific Microwave Conference (APMC), pp 1-5, IEEE, 2019, Singapore.
M. K. Joshi, S. K. Vyas, T. Tiwari, R. Bhattacharjee, “Study of High Power X-band RF Window,” in National symposium on Vacuum Electronic Devices and Applications (VEDA), 2018. IIT Guwahati, Guwahati, India, 22-24 November 2018, pp. 1–4.
M. K. Joshi, S. K. Vyas, T. Tiwari, R. Bhattacharjee, “Design of Coaxial Cavity for High Power Magnetron”, Microwave and Radio Electronics Week 2017, Brno, Czech Republic, April 19-21, 2017.
M. K. Joshi, A. K. Ghosh, A. Mohan, “A Novel Compact Multiband H-shaped Patch Antenna Using CRLH Zeroth Order Resonator,” Progress In Electromagnetics Research Symposium Abstracts, Stockholm, Sweden, Aug. 12–15, 2013, pp 165.
A. K. Ghosh, M. K. Joshi, A. Mohan, “CRLH-TL Based Zeroth Order Resonance Antenna,” Progress In Electromagnetics Research Symposium Abstracts, Stockholm, Sweden, Aug. 12–15, 2013, pp 182.
A. Ghosh, M. K. Joshi, A. Mohan, “Three unit cell CRLH-TL based Zeroth order resonance antenna,” 10th International Symposium on Antennas, Propagation and EM Theory (ISAPE), pp.356-358, IEEE, 2012, Xian, China.
R. Patni, M. Joshi, S. Mehra, A. Mohan “Design of Piezoelectric Aluminum Nitride MEMS Resonator,” Proceedings of the World Congress on Engineering and Computer Science 2011 Vol I WCECS 2011, October 19-21, 2011, San Francisco, USA.