K. Tokunaga | Researchain

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Featured researches published by K. Tokunaga.

Annual Report of National Institute for Fusion Science | 2015

Tritium Behavior on First Wall Materials in High Temperature Plasma Confinement Device

K. Tokunaga; K. Araki; T. Fujiwara; Y. Miyamoto; M. Hasegawa; K. Nakamura; K. Hanada; H. Zushi; M. Matsuyama; S. Abe; S. Nagata; B. Tsuchiya; M. Tokitani

Annual Report of National Institute for Fusion Science | 2015

Performance Measurement of Arbitrary Waveform and Arbitrary Power Factor Matrix Converter

K. Nakamura; H. Chikaraishi; K. Tokunaga; M. Hasegawa; H. Fujita; K. Araki

Annual Report of National Institute for Fusion Science | 2014

Thermal Property and Stress Analyses of Tungsten Coating/Joint Materials

K. Tokunaga; K. Araki; T. Fujiwara; Y. Miyamoto; M. Hasegawa; K. Nakamura; H. Osaki; T. Ukita; T. Hotta; A. Kurumada; M. Tokitani; S. Masuzaki

Annual Report of National Institute for Fusion Science | 2014

Heat Load Test of Divertor Plate Module of LHD

N. Yoshida; K. Tokunaga; Y. Miyamoto; T. Fujiwara; M. Kugimiya; O. Motojima; N. Noda; Y. Kubota

Annual Report of National Institute for Fusion Science | 2014

Study on Surface Modification of Tungsten Plasma Facing Materials

K. Tokunaga; K. Araki; T. Fujiwara; Y. Miyamoto; M. Hasegawa; K. Nakamura; S. Nagata; B. Tsuchiya; M. Tokitani

Annual Report of National Institute for Fusion Science | 2014

Effects of Plasma Exposure on Tritium Behavior of Plasma Facing Materials

K. Tokunaga; K. Araki; T. Fujiwara; Y. Miyamoto; M. Hasegawa; K. Nakamura; K. Hanada; H. Zushi; M. Matsuyama; S. Abe; S. Nagata; B. Tsuchiya; M. Tokitani

Annual Report of National Institute for Fusion Science | 2013

Mechanical Strength Properties of Tungsten Material at High Temperature

K. Tokunaga; K. Araki; T. Fujiwara; Y. Miyamoto; M. Hasegawa; K. Nakamura; T. Hotta; M. Tokitani; S. Masuzaki

Annual Report of National Institute for Fusion Science | 2013

Surface Modification of Plasma Facing Material by H/He Mixture Plasma Discharge

K. Tokunaga; T. Fujiwara; K. Araki; Y. Miyamoto; S. Nagata; B. Tsuchiya; Akira Tonegawa; M. Tokitani; N. Ashikawa; M. Shoji; S. Masuzaki

Annual Report of National Institute for Fusion Science | 2013

R&D of Arbitrary Waveform, Arbitrary Power Factor and Fast-response Matrix Converter

K. Nakamura; H. Chikaraishi; K. Tokunaga; M. Hasegawa; X. Liu; T. Hotta; T." Yoshisue; K. Araki

Annual Report of National Institute for Fusion Science | 2011

Evaluation of Tungsten Coated Carbon as LHD Divertor Plate

K. Tokunaga; Y. Miyamoto; T. Fujiwara; N. Yoshida; A. Kurumada; T. Kato; B. Schedler; T. Hirai; N. Ashikawa; M. Tokitani; S. Masuzaki; A. Komori; N. Noda

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