The coupled transcendental equations describing cutoff frequencies of TE and TM modes
are deduced for a rectangular waveguide with arbitrary wall impedance. In the case of TE …

This article presents investigations on the design of coaxial gyrotron cavities with mode-
converting corrugations, operating at the second harmonic of the electron cyclotron …

Longitudinally corrugated inserts have been proposed as an additional mean to enhance
the selectivity properties of coaxial gyrotron cavities. However, when increasing the …

Spatial harmonic method is applied to investigate selectivity properties of longitudinally
corrugated waveguides for potential application in second-harmonic gyrotrons. The effect of …

A coaxial insert with distributed impedance corrugations for cavities of subterahertz second-
harmonic gyrotrons is investigated. The insert is designed to serve multiple functions …

The mathematical approach for the calculation of the membrane functions of a coaxial
gyrotron cavity with an arbitrary corrugated inner rod is proposed. It is utilized mainly for two …

Field analysis for coaxial cavity with triangular corrugations on the inner rod (insert) to be
used for megawatt-class gyrotron has been done. Mathematical formulation for its dispersion …

The physical design of cavity and magnetron injection gun (MIG) for a realistic, DEMO-
compatible, coaxial-cavity 238 GHz 2 MW CW fusion gyrotron is developed in this work …

The effects of a small misalignment of the inner rod in a coaxial cavity on the cutoff
frequencies and the ohmic quality factors of TE modes are investigated. For axially …

We analyze the effect of the background plasma on the electromagnetic properties of coaxial
resonators with a smooth and a corrugated inner conductors used in high-power gyrotrons. It …