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100 _a20210129a2020 k y0engy50 ba
101 0 _aeng
102 _aUS
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aExperimental studies of the shunting discharge developing during a foil explosion in vacuum
_fR. B. Baksht, A. S. Zhigalin, A. G. Russkikh, V. I. Oreshkin
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 27 tit.]
330 _aAn experimental study of Al and Ti foil explosions was performed at a current density rise rate of 6 105 A/(cm2 ns) using a framing camera (3-ns exposure time) and a streak spectral camera. Framing photography has shown that during an Al or a Ti foil explosion, a lowdensity plasma corona is formed 10-20 ns before a time at which the voltage across the discharge gap reaches the collapse voltage, t ¼ tcoll. Spectral measurements have shown that atomic hydrogen and carbon lines occurred at t ¼ tcoll for both Al and Ti foil explosions. The spectral radiation of the foil material was detected only for Al foil explosions 50-100 ns after t ¼ tcoll. The experimental data and the estimates made in the study indicate that the formation of a plasma corona during a foil explosion occurs in the gas desorbed from the foil surface.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tPhysics of Plasmas
_d1989-
463 _tVol. 27, iss. 4
_v[043510, 7 р.]
_d2020
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aвзрывы
610 1 _aфольга
610 1 _aспектральные измерения
701 1 _aBaksht
_bR. B.
_gRina Borisovna
701 1 _aZhigalin
_bA. S.
_gAleksandr Sergeevich
701 1 _aRusskikh
_bA. G.
_gAleksandr Gennadievich
701 1 _aOreshkin
_bV. I.
_cspecialist in the field of non-destructive testing
_cSenior researcher of Tomsk Polytechnic University, Doctor of physical and mathematical sciences
_f1960-
_gVladimir Ivanovich
_2stltpush
_3(RuTPU)RU\TPU\pers\33779
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИнженерная школа неразрушающего контроля и безопасности
_bОтделение контроля и диагностики
_h7978
_2stltpush
_3(RuTPU)RU\TPU\col\23584
801 2 _aRU
_b63413507
_c20210129
_gRCR
856 4 _uhttps://doi.org/10.1063/1.5139083
942 _cCF