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090 _a653592
100 _a20170316a2014 k y0engy50 ba
101 0 _aeng
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aMode selection in an S-band relativistic backward wave oscillator based on a coaxial waveguide
_dО селекции колебаний в релятивистской лампе обратной волны дециметрового диапазона длин волн на основе коаксиального волновода
_fE. M. Totmeninov [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 9 tit.]
330 _aThe competition of oscillations in a relativistic backward wave oscillator (RBWO) based on a coaxial waveguide has been studied by theoretical and experimental methods. It is established that the starting current for asymmetric magnetic TEm1 type waves is lower than that for the TEM wave. Predominant excitation of the former waves is confirmed by numerical simulations using the PIC-code KARAT. In an experimental RBWO prototype, the excitation of asymmetric oscillations was suppressed by longitudinal cuts in the central conductor of the coaxial waveguide. As a result, stable generation of the TEM wave has been achieved at a frequency of 1.23 GHz, a peak power of 260 MW, and a 28% efficiency of electron-beam-power conversion into radiation power for a microwave-pulse duration of 33 ns.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tTechnical Physics Letters
_oScientific Journal
_d1975-
463 _tVol. 40, iss. 2
_v[P. 151-156]
_d2014
510 1 _aО селекции колебаний в релятивистской лампе обратной волны дециметрового диапазона длин волн на основе коаксиального волновода
_zrus
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aколебания
610 1 _aобратные волны
610 1 _aкоаксиальные волноводы
701 1 _aTotmeninov
_bE. M.
_gEvgeny Markovich
701 1 _aKlimov
_bA. I.
_cspecialist in the field of electronics
_cAssociate Professor of Tomsk Polytechnic University, Candidate of physical and mathematical sciences
_f1955-
_gAleksey Ivanovich
_2stltpush
_3(RuTPU)RU\TPU\pers\32265
701 1 _aKonev
_bV. Yu.
_gVladimir Yurievich
701 1 _aPegel
_bI. V.
_cspecialist in the field of automation equipment and electronics
_cProfessor of Tomsk Polytechnic University, Doctor of physical and mathematical sciences
_f1964-
_gIgor Valerievich
_2stltpush
_3(RuTPU)RU\TPU\pers\33780
701 1 _aRostov
_bV. V.
_gVladislav Vladimirovich
701 1 _aTsygankov
_bR. V.
_gRuslan Vyacheslavovich
701 1 _aTarakanov
_bV. P.
_gVladimir Pavlovich
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bИнститут физики высоких технологий (ИФВТ)
_2stltpush
_3(RuTPU)RU\TPU\col\17233
801 2 _aRU
_b63413507
_c20170414
_gRCR
856 4 _uhttp://dx.doi.org/10.1134/S1063785014020278
942 _cCF