Influence of reflections on frequency tunability and mode competition in the second-harmonic THz gyrotron

EM Khutoryan, T Idehara, MM Melnikova… - Journal of Infrared …, 2017 - Springer
Abstract Effect of delayed reflection on operation of a second-harmonic terahertz (THz)-band
gyrotron is studied. Theoretical analyses, numerical calculations, and experimental …

Realization of an octave frequency step-tuning of sub-terahertz gyrotron for advanced fusion research

AS Zuev, AP Fokin, AA Ananichev, ES Semenov… - Journal of Infrared …, 2021 - Springer
Theoretical and experimental investigation of broadband step-frequency tuning in a
prototype sub-terahertz gyrotron for advanced plasma fusion research is presented. The …

Influence of reflections on mode-competition processes in a high-power multimode gyrotron

MM Melnikova, NM Ryskin - Physics of Plasmas, 2022 - pubs.aip.org
Reflection of radiation from an output window may strongly affect operation of a gyrotron. In
recent years, the control of gyrotron radiation by reflection has become a subject of active …

Theoretical analysis of frequency stabilization and pulling effects in a gyrotron with delayed reflection

MM Melnikova, AV Tyshkun, NM Ryskin - Journal of Infrared, Millimeter …, 2021 - Springer
The effect of delayed reflection on frequency stabilization and pulling in a gyrotron oscillator
is studied. Simple theoretical formulas for start-oscillation current, oscillation frequency, and …

Experimental study of the influence of reflections from a non-resonant load on the gyrotron operation regime

AA Bogdashov, AP Fokin, MY Glyavin… - Journal of Infrared …, 2020 - Springer
The paper presents a series of model experiments devoted to the influence of a signal
reflected from a non-resonant load on the gyrotron operation regime. The non-resonant …

Study of the effect of reflections on high-power, 110-GHz pulsed gyrotron operation

J Genoud, JF Picard, SC Schaub, SK Jawla… - Journal of Infrared …, 2021 - Springer
The effect of reflection is studied experimentally and theoretically on a high-power 110-GHz
gyrotron operating in the TE 22, 6 mode in 3μs pulses at 96kV, 40A. The experimental setup …

Influence of an external signal with harmonic or stepwise-modulated parameters on the high-power gyrotron operation

VL Bakunin, GG Denisov, YV Novozhilova - Journal of Infrared, Millimeter …, 2021 - Springer
Nonlinear dynamics of a gyrotron with high-order operating mode, driven by an external
signal with harmonic or stepwise modulation of its parameters or by two monochromatic …

[PDF][PDF] Modulation and stabilization of the output power and frequency of FU series gyrotrons

T Idehara, EM Khutoryan, I Ogawa, Y Matsuki… - Terahertz Sci …, 2016 - tstnetwork.org
Both the modulation and the stabilization of the output power and frequency are very
important for many applications of gyrotrons. In this paper we present the review of recent …

Resonant reflectors for experimental studies of the reflected-signal influence on the gyrotron operation regimes

AA Bogdashov, YV Novozhilova, AP Fokin… - Radiophysics and …, 2020 - Springer
Experimental study of the influence of resonant reflection of the operation mode on the
gyrotron generation regimes is a topical problem of modern high-power vacuum electronics …

[PDF][PDF] Мультистабильность и сложные колебательные режимы в генераторе с запаздывающим отражением от нагрузки

МИ Балакин, НМ Рыскин - Письма в Журнал технической …, 2019 - researchgate.net
Нелинейная динамика систем с запаздыванием в настоящее время является
предметом активных исследований, поскольку подобные системы играют большую …