T
T. Kitagawa
Publications - 3
Citations - 49
T. Kitagawa is an academic researcher. The author has contributed to research in topics: Ion beam & Ion gun. The author has an hindex of 3, co-authored 3 publications receiving 47 citations.
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Journal ArticleDOI
Negative hydrogen ion source for TOKAMAK neutral beam injector (invited)
Yoshikazu Okumura,Y. Fujiwara,Mieko Kashiwagi,T. Kitagawa,K. Miyamoto,T. Morishita,M. Hanada,T. Takayanagi,M. Taniguchi,Kazuhiro Watanabe +9 more
TL;DR: In this article, a negative ion source for JT-60U has been developed for the neutral beam injector (NBI) in TOKAMAK thermonuclear fusion machines.
Journal ArticleDOI
Hydrogen negative ion beam acceleration in a multiaperture five-stage electrostatic accelerator
Kazuhiro Watanabe,Y. Fujiwara,M. Hanada,Mieko Kashiwagi,T. Kitagawa,K. Miyamoto,T. Morishita,Yoshikazu Okumura,T. Takayanagi,M. Taniguchi +9 more
TL;DR: In this paper, a negative ion source/accelerator for 1 MeV class neutral beam injector, hydrogen negative ion beam acceleration has been studied using a five-stage, multi-parterure electrostatic accelerator.
Journal ArticleDOI
Spatial uniformity of negative ion production in volume negative ion source
T. Morishita,K. Miyamoto,Y. Fujiwara,M. Hanada,T. Kitagawa,Mieko Kashiwagi,Yoshikazu Okumura,Kazuhiro Watanabe +7 more
TL;DR: In this article, a spatial uniformity of negative ion production has been studied experimentally in a tandem-type volume negative ion source, where the plasma is divided into two regions by a magnetic filter, i.e., a driver region and an extraction region near the plasma grid.