G
G. G. Denisov
Researcher at Russian Academy of Sciences
Publications - 323
Citations - 3082
G. G. Denisov is an academic researcher from Russian Academy of Sciences. The author has contributed to research in topics: Gyrotron & Microwave. The author has an hindex of 24, co-authored 323 publications receiving 2699 citations. Previous affiliations of G. G. Denisov include Novosibirsk State University & Saratov State University.
Papers
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Journal ArticleDOI
Design of the 1 MW, 200 GHz, FOM fusion FEM
W.J. Urbanus,R.W.B. Best,W.A. Bongers,A.M. van Ingen,P. Manintveld,A.B. Sterk,A.G.A. Verhoeven,M.J. van der Wiel,M. Caplan,V. L. Bratman,G. G. Denisov,A.A. Varfolomeev,A.S. Khlebnikov +12 more
TL;DR: In this article, the main components of the free-electron maser, the electron beam line, the undulator and the millimetre-wave system are described, which are optimized with the help of a fully 3D, particle-pusher, FEM simulation code.
Journal ArticleDOI
Gyrotron Development for High Power THz Technologies at IAP RAS
V. L. Bratman,A.A. Bogdashov,G. G. Denisov,M. Yu. Glyavin,Yu. K. Kalynov,A. G. Luchinin,Vladimir N. Manuilov,V. E. Zapevalov,N. A. Zavolsky,V. G. Zorin +9 more
TL;DR: In this paper, a review summarizes recent experimental results in the field of THz gyrotrons developed for various applications, and a powerful pulsed 0.67-THz/200-kW gyrotron is under development for remote detection of ionization sources.
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Microwave pulse compression using a helically corrugated waveguide
A. R. Young,Kevin Ronald,P. MacInnes,Colin G. Whyte,Graeme Burt,Wenlong He,Ivan Konoplev,Alan D. R. Phelps,Adrian W. Cross,Sergey V. Samsonov,V. L. Bratman,G. G. Denisov +11 more
TL;DR: In this paper, the authors used a helical waveguide with a special helical corrugation of its inner surface to produce short, ultra-high power (multi-GW) pulses.
Journal ArticleDOI
Electron cyclotron current drive experiments on T-10
V. V. Alikaev,A. A. Bagdasarov,A. A. Borshegovskij,M. M. Dremin,A.Yu. Gorelov,V.Yu. Esipchuk,A. Ya. Kislov,D.A. Kislov,S. E. Lysenko,G. E. Notkin,V.V. Parail,K. A. Razumova,I. N. Roj,V. M. Trukhin,N. L. Vasin,G. G. Denisov,M.I. Petelin,V. A. Flyagin,J.M. Lohr,R. W. Harvey,R.A. James +20 more
TL;DR: In this paper, the results of electron cyclotron current drive experiments on the T-10 tokamak were presented, where the total RF power was up to 2.5 MW, the electron temperature was upto 7 keV and the maximum driven current was 110 kA. The current drive efficiency was approximately 0.1 A/W.
Journal ArticleDOI
High-power electrostatic free-electron maser as a future source for fusion plasma heating: experiments in the short-pulse regime.
W.H. Urbanus,W.A. Bongers,C.A.J. van der Geer,P. Manintveld,Jeroen Plomp,J. Pluygers,A.J. Poelman,P.H.M. Smeets,A.G.A. Verhoeven,V. L. Bratman,G. G. Denisov,Andrey V. Savilov,M Y Shmelyov,M. Caplan,A.A. Varfolomeev,S V Tolmachev,S.N. Ivanchenkov +16 more
TL;DR: A high-power, frequency-tunable electrostatic free-electron maser, being developed at the FOM Institute for Plasma Physics "Rijnhuizen," shows lasing at various frequencies and the main issues, such as the possibility of high- power, single-mode operation and frequency tuning, have been confirmed.