Vishal Kesari

Microwave Tube Research & Development Centre — India

Physics and Astronomy · Physical Sciences

11h-index338citations84works0.12yr avg
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Research Topics

Gyrotron and Vacuum Electronics Research(57), Microwave Engineering and Waveguides(42), Pulsed Power Technology Applications(19), Particle accelerators and beam dynamics(17), Advanced Antenna and Metasurface Technologies(7)

Publications84 total

Broadbanding a Helix-Traveling-Wave Tube
2025
Kinetic or Potential Energy Transfer from the Bunches of Electrons to Electromagnetic Waves
2025
Induced Current on Electrodes due to Electron Beam Flow
2025
Electromagnetic Wave Propagation through Helix Slow-Wave Interaction Structure
2025
Beam-Present Dispersion Relation of Helix Slow-Wave Structure and the Gain Equation of a Helix-Traveling-Wave Tube
2025
Beam-Present Dispersion Relations of Fast-Wave Interaction Structures and Interpretation Therefrom Gain Equation
2025
Cyclotron Resonance Maser and Weibel Instabilities and Relativistic Bunching of Electrons in Gyro-Devices
2025
Exploration of Vacuum Electronic Devices into Terahertz Regime
2025
Microwave Vacuum Electronic Devices
2025
Performance Improvement of Vacuum Electronic Devices by Plasma Assistance
2025
Start-Oscillation Condition of a Vacuum Electronic Device
2025
Techniques for Widening the Bandwidth of a Disc-Loaded Gyro-Traveling-Wave Tube
2025
Non-Relativistic Bunching of Electrons
2025
Performance Improvement of Vacuum Electronic Devices by Metamaterial Assistance
2025
Space-Charge Waves and Cyclotron Waves
2025
Space-Charge-Limiting Current
2025
A Novel Interaction Structure for a Wideband TE1,1-Mode Gyro-Travelling-Wave Tube
Springer proceedings in physics·2025
Exploration of Dispersion Shaping in Azimuthal and Axial Periodic Interaction Structure for a Wideband Gyro-Travelling-Wave Tube
Springer proceedings in physics·2025
A new metasurface-assisted ultra-wideband window for a gyro-travelling-wave tube
Journal of Electromagnetic Waves and Applications·2024· 1 cited
Simulation of a Novel Meta-surface assisted Ultra-wideband Millimeter-wave Window
2024
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Frequent Co-authors

B. N. Basu(20), P. K. Jain(8), Jaishanker Prasad Keshari(5), R. Seshadri(3), Rengaswamy Seshadri(3), B N Basu(3), Biswajit Basu(2), Shantanu Karmakar(2), Abhishek Kumar(2), R. Sudhakar(2), Arun K. Singh(1), Sudhir Kamath(1), Vemula Bhanu Naidu(1), K. C. Sharin Shahana(1), D. Jayateertha(1), P. Srikrishna(1), Omri Ram(1), H. Shobha(1), S. Anuradha(1), Nischal Chandur(1)