Characterization of neutron emission from mega-ampere deuterium gas puff Z-pinch at microsecond implosion times / D. Klir [et al.]
Уровень набора: Plasma Physics and Controlled Fusion = 1960-Язык: английский.Резюме или реферат: Experiments with deuterium (D2) triple shell gas puffs were carried out on the GIT-12 generator at a 3 MA current level and microsecond implosion times. The outer, middle and inner nozzle diameters were 160 mm, 80 mm and 30 mm, respectively. The influence of the mass of deuterium shells on neutron emission times, neutron yields and neutron energy spectra was studied. The injected linear mass of deuterium varied between 50 and 255 µg cm1. Gas puffs imploded onto the axis before the peak of generator current at 700–1100 ns. Most of the neutrons were emitted during the second neutron pulse after the development of instabilities. Despite higher currents, heavier gas puffs produced lower neutron yields. Optimal mass and a short time delay between the valve opening and the generator triggering were more important than the better coincidence of stagnation with peak current.d..Примечания о наличии в документе библиографии/указателя: [References: p. 10-11 (57 tit.)].Аудитория: .Тематика: электронный ресурс | труды учёных ТПУ | эмиссия нейтронов Ресурсы он-лайн:Щелкните здесь для доступа в онлайнTitle screen
[References: p. 10-11 (57 tit.)]
Experiments with deuterium (D2) triple shell gas puffs were carried out on the GIT-12 generator at a 3 MA current level and microsecond implosion times. The outer, middle and inner nozzle diameters were 160 mm, 80 mm and 30 mm, respectively. The influence of the mass of deuterium shells on neutron emission times, neutron yields and neutron energy spectra was studied. The injected linear mass of deuterium varied between 50 and 255 µg cm1. Gas puffs imploded onto the axis before the peak of generator current at 700–1100 ns. Most of the neutrons were emitted during the second neutron pulse after the development of instabilities. Despite higher currents, heavier gas puffs produced lower neutron yields. Optimal mass and a short time delay between the valve opening and the generator triggering were more important than the better coincidence of stagnation with peak current.d.
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