Gyrotron-traveling wave-tube circuits based on lossy ceramics
JP Calame, M Garven, BG Danly… - … on Electron Devices, 2002 - ieeexplore.ieee.org
The gyro-traveling wave tube (gyro-TWT) is a microwave amplifier with simultaneous high
power, high frequency, and broad bandwidth capabilities. Techniques for providing a …
power, high frequency, and broad bandwidth capabilities. Techniques for providing a …
Special Smith–Purcell radiation from an open resonator array
An interesting new physical phenomenon is uncovered—an open resonator array excited by
an electron beam and able to generate a special kind of Smith–Purcell radiation (SPR) …
an electron beam and able to generate a special kind of Smith–Purcell radiation (SPR) …
A lossy dielectric-ring loaded waveguide with suppressed periodicity for gyro-TWTs applications
A dielectric-loaded (DL) waveguide is an attractive possibility for interaction circuits with high-
power sources in the millimeter-wave regime down to tenths of millimeters, particularly for …
power sources in the millimeter-wave regime down to tenths of millimeters, particularly for …
Dispersion characteristics of a rectangular waveguide grating
AA Maragos, ZC Ioannidis… - IEEE transactions on …, 2003 - ieeexplore.ieee.org
We study the dispersion characteristics of a rectangular waveguide grating for microwave
amplifier applications. The Floquet theorem and an appropriate standing waves expansion …
amplifier applications. The Floquet theorem and an appropriate standing waves expansion …
Theoretical investigation of a tunable free-electron light source
The concept and experimental results of a light source given in a recent paper by Adamo et
al.[Phys. Rev. Lett. 103, 113901 (2009) PRLTAO 0031-9007 10.1103/PhysRevLett …
al.[Phys. Rev. Lett. 103, 113901 (2009) PRLTAO 0031-9007 10.1103/PhysRevLett …
[HTML][HTML] Theory of the special Smith-Purcell radiation from a rectangular grating
The recently uncovered special Smith-Purcell radiation (S-SPR) from the rectangular grating
has significantly higher intensity than the ordinary Smith-Purcell radiation (SPR). Its …
has significantly higher intensity than the ordinary Smith-Purcell radiation (SPR). Its …
Parasitic oscillations in smooth-wall circular symmetric gyrotron beam ducts
J Genoud, S Alberti, TM Tran, G Le Bars… - Journal of Infrared …, 2019 - Springer
In order to study parasitic oscillation that may occur in a realistic beam duct upstream to the
gyrotron cavity, the self-consistent linear and spectral code TWANGlinspec has been …
gyrotron cavity, the self-consistent linear and spectral code TWANGlinspec has been …
Design of beam tunnel for 42 GHz, 200 kW gyrotron
A beam tunnel for a 42 GHz, 200 kW gyrotron for an Indian TOKAMAK system has been
designed. The initial design of the beam tunnel has been carried out on the basis of the …
designed. The initial design of the beam tunnel has been carried out on the basis of the …
Design and Efficiency Enhancement Studies of Periodically Dielectric Loaded W-Band Gyro-TWT Amplifier
M Thottappan - IEEE Transactions on Electron Devices, 2020 - ieeexplore.ieee.org
In this article, design, simulation, and efficiency improvement of W-band gyrotron traveling
wave tube (gyro-TWT) amplifier operating at fundamental TE01 mode have been presented …
wave tube (gyro-TWT) amplifier operating at fundamental TE01 mode have been presented …
Dependence of parasitic modes on geometry and attenuation in gyrotron beam tunnels
GP Latsas, ZC Ioannidis… - IEEE Transactions on …, 2012 - ieeexplore.ieee.org
Recent high-power gyrotrons, capable of producing radio-frequency power above 1 MW,
often suffer from parasitic oscillations in the beam tunnel, despite the presence of dielectric …
often suffer from parasitic oscillations in the beam tunnel, despite the presence of dielectric …