High-power gyrotrons for electron cyclotron heating and current drive

MKA Thumm, GG Denisov, K Sakamoto… - Nuclear Fusion, 2019 - iopscience.iop.org
In many tokamak and stellarator experiments around the globe that are investigating energy
production via controlled thermonuclear fusion, electron cyclotron heating and current drive …

Russian gyrotrons: Achievements and trends

AG Litvak, GG Denisov… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
The last decade has contributed to the rapid progress in the gyrotron development.
Megawatt-class, continuous wave gyrotrons are employed as high-power millimeter (mm) …

State-of-the-art of high-power gyro-devices and free electron masers

M Thumm - Journal of Infrared, Millimeter, and Terahertz Waves, 2020 - Springer
This paper presents a review of the experimental achievements related to the development
of high-power gyrotron oscillators for long-pulse or CW operation and pulsed gyrotrons for …

A 670 GHz gyrotron with record power and efficiency

MY Glyavin, AG Luchinin, GS Nusinovich… - Applied physics …, 2012 - pubs.aip.org
A 670 GHz gyrotron with record power and efficiency has been developed in joint
experiments of the Institute of Applied Physics, Russian Academy of Sciences (Nizhny …

Gyrotron collector systems: Types and capabilities

VN Manuilov, MV Morozkin, OI Luksha… - Infrared Physics & …, 2018 - Elsevier
A classification and a comparative analysis of the collector systems of gyrotrons of different
frequency ranges and power levels are presented. Both the classical schemes of gyrotron …

[BUCH][B] State-of-the-Art of High Power Gyro-Devices and Free Electron Masers. Update 2017 (KIT Scientific Reports; 7750)

M Thumm - 2018 - books.google.com
Gyrotron oscillators (gyromonotrons) are mainly used as high power millimeter wave
sources for electron cyclotron resonance heating (ECRH), electron cyclotron current drive …

[PDF][PDF] State-of-the-art of high power gyro-devices and free electron masers. Update 2015

M Thumm - State-of-the-Art of High Power Gyro-Devices and Free …, 2016 - uplopen.com
Gyrotron oscillators (gyromonotrons) are mainly used as high power millimeter wave
sources for electron cyclotron resonance heating (ECRH), electron cyclotron current drive …

Using two-dimensional distributed feedback for synchronization of radiation from two parallel-sheet electron beams in a Free-Electron Maser

AV Arzhannikov, NS Ginzburg, PV Kalinin… - Physical Review Letters, 2016 - APS
A spatially extended planar 75 GHz free-electron maser with a hybrid two-mirror resonator
consisting of two-dimensional upstream and traditional one-dimensional downstream Bragg …

Perspective gyrotron with mode converter for co-and counter-rotation operating modes

AV Chirkov, GG Denisov, AN Kuftin - Applied Physics Letters, 2015 - pubs.aip.org
A gyrotron oscillator operating efficiently at modes of both rotations was developed and
tested. The gyrotron operation can be switched between two modes: co-and counter rotating …

The sco**, design, and plasma physics optimization of the Eos neutron source stellarator

CPS Swanson, DA Gates, STA Kumar, MF Martin… - Nuclear …, 2025 - iopscience.iop.org
On the path to a fusion pilot plant, Thea Energy plans to build Eos, a sub-breakeven,
deuterium-deuterium, beam-target fusion, stellarator neutron source facility for producing …