| 1. |
Kazuo NAKAMURA, Yifan ZHANG, Takumi ONCHI, Hiroshi IDEI, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Kazuaki HANADA, Takeshi IDO, Ryuya IKEZOE, Hirotaka CHIKARAISHI, Osamu MITARAI, Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA, Shun SHIMABUKURO, Quaternion Analysis of Transient Phenomena of Motor-Generator, Plasma and Fusion Research, Volume 18(2023)2405035, 2023.04. |
| 2. |
Hongyu Chen, Lin Wang, Feng Peng, Qiu Xu, Yaoxu Xiong, Shijun Zhao, Kazutoshi Tokunag, Zhenggang Wu, Yi Ma, Pengqi Chen, Laima Luo, Yucheng Wu, Hydrogen retention and affecting factors in rolled tungsten: Thermal desorption spectra and molecular dynamics simulations, International Journal of Hydrogen Energy, 2023.05. |
| 3. |
Adrian S. Sabau, Kazutoshi Tokunaga, Sarma Gorti, Yoshio Ueda, Yutai Kato, Lance L. Snead, Thermo-Mechanical Distortion of Tungsten Coated Steel During High-Heat Flux Testing Using Plasma-Arc Lamps, Fusion Science and Technology, Volume 78, Issue 4, 291-17, 2022.04. |
| 4. |
中村一男、張逸凡、恩地拓己、 出射浩、 長谷川真、徳永和俊、花田和明、御手洗修、 川崎昌二、東島亜紀、永田貴大、島袋瞬, 空間ベクトル法に基づくマトリクスコンバータの過渡現象のクォターニオン解析, 九州大学応用力学研究所所報, 第160号, 101-116, 2022.03. |
| 5. |
Hongyu Chen, Qiu Xu, Jiahuan Wang, Peng Li, Julong Yuan, Binghai Lyu, Jinhu Wang, Kazutoshi Tokunaga, Gang Yao, Laima Luo, Yucheng Wu, Effect of surface quality on hydrogen/helium irradiation behavior in tungsten, Nuclear Engineering and Technology, 2022.06. |
| 6. |
Kazuo NAKAMURA, Yifan ZHANG, Takumi ONCHI, Hiroshi IDEI, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Kazuaki HANADA, Hirotaka CHIKARAISHI2, Osamu MITARAI, Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA and Shun SHIMABUKURO, Quaternion Analysis of Transient Phenomena in Matrix Converter Based on Space-Vector Modulation, Plasma and Fusion Research, Volume 17, 1-4, 2405025, 2022.04. |
| 7. |
Kazuo Nakamura, Yifan Zhang, Takumi Onchi, Hiroshi Idei, Makoto Hasegawa, Kazutoshi Tokunaga, Kazuaki Hanada, Osamu Mitarai, Shoji Kawasaki, Aki Higashijima, Takahiro Nagata, Shun Shimabukuro, Quaternion Analysis of a Direct Matrix Converter Based on Space-Vector Modulation, Plasma and Fusion Research, Volume 16, 1-5, 2405037, 2021.10. |
| 8. |
Kazutoshi Tokunaga, Satoru Matsuo, Hiroaki Kurishita, Takeshi Toyama, Makoto Hasegawa, Kazuo Nakamura, Close-up tracing of fatigue precrack evolution and reliable fracture toughness evaluation by the precracked specimens in an ITER specification W plate, Journal of Nuclear Materials, 553, 153054, 2021.09. |
| 9. |
YOKOMINE Takehiko, UEDA Yoshio, TOKUNAGA Kazutoshi, YUKI Kazuhisa, AKIYOSHI Masafumi, IBANO Kenzo, Japan-US Joint Research Project PHENIX-Accomplishments of 6 Years Project and the Next Program, 2. Task 1: Investigation of Overall Heat Flow Response in Plasma-Facing Component, Journal of Plasma and Fusion Research, Vol.96, No.3, 131-136, 2020.03. |
| 10. |
Gang Yao, Xiao Yue Tan, Lai Ma Luo, Xiang Zan, Yue Xu, Qiu Xu, Xiao Yong Zhu, Kazutoshi Tokunaga, Yu Cheng Wu, Influence of helium ion irradiation damage behavior after laser thermal shock of W-2%vol Y2O3 composites, Progress in Nuclear Energy, 121, 103241, 2020.03. |
| 11. |
Gang Yao, Hong Yu Chen, Ming Qi Fu, Lai Ma Luo, Xiang Zan, Qiu Xu, Kazutoshi Tokunaga, Xiao Yong Zhu, Yu Cheng Wu, Deuterium irradiation resistance and relevant mechanism in W–ZrC/Sc2O3 composites prepared by spark plasma sintering, Progress in Nuclear Energy, 120, 103215, 2020.02. |
| 12. |
Masao MATSUYAMA, Hideki ZUSHI, Kazutoshi TOKUNAGA, Arseniy KUZMIN and Kazuaki HANADA, Effect of Re-Deposition Layers in Plasma-Facing Wall on Tritium Retention and Tritium Depth Profile, Plasma and Fusion Research: Regular Articles, 14, 1405125, 2019.11. |
| 13. |
Y. X. Zhang, X. Y. Tan, X. Zan, L. M. Luo, Y. Xu, Q. Xu, K. Tokunaga, X. Y. Zhu, Y. C. Wu, Effect of annealing on the microstructure behavior of D+-irradiated W-2vol.%TiC composite prepared by wet-chemical method, Fusion Engineering and Design, 140, 111321, 2019.11. |
| 14. |
Adrian S. Sabau, Kazutoshi Tokunaga, Michael G. Littleton, James O. Kiggans, Charles R. Schaich, Ralph B. Dinwiddie, Daniel T. Moore, Yoshio Ueda, Yutai Katoh, A 6 MW/m2 High Heat Flux Testing Facility of Irradiated Materials Using Infrared Plasma-Arc Lamps, Fusion Science and Technology, 75, 690-701, 2019.10. |
| 15. |
Y. X. Zhang, X. Y. Tan, L. Ma Luo, Y. Xu, X. Zan, Q. Xu, K. Tokunaga, X. Y. Zhu, Y. C. Wu, Combined effect of laser thermal shock and helium ion irradiation on W-Y2O3 composites, Fusion Engineering and Design, 140, 102-106, 2019.03. |
| 16. |
Y. F. Zhou, Z. Y. Zhao, X. Y. Tan, L. M. Luo, Y. Xu, X. Zan, Q. Xu, K. Tokunaga, X. Y. Zhu, Y. C. Wu, Densification and microstructure evolution of W-TiC-Y2O3 during spark plasma sintering, International Journal of Refractory Metals and Hard Materials, 79, 95-101, 2019.02. |
| 17. |
K. Tokunaga, T. Hotta, K. Araki, A. Kurumada, M. Tokitani, S. Masuzaki, K. Ezato, S. Suzuki, M. Enoeda, M. Akiba, M. Hasegawa, K. Nakamura, Heat loading behavior and thermomechanical analyses on plasma spray tungsten coated reduced-activation ferritic/martensitic steel, Fusion Engineering and Design, 136, 1624-1628, 2018.11. |
| 18. |
M. Y. Xu, L. M. Luo, Y. Xu, X. Zan, Q. Xu, K. Tokunaga, X. Y. Zhu, Y. C. Wu, Effect of laser beam thermal shock on the helium ion irradiation damage behavior of W-TiC-Y2O3 composites, Journal of Nuclear Materials, 509, 198-203, 2018.10. |
| 19. |
M. Matsuyama, H. Zushi, K. Tokunaga, A. Kuzmin, K. Hanada, Effect of heating temperature on tritium retention in stainless steel type 316 L, Nuclear Materials and Energy, 16, 52-59, 2018.08. |
| 20. |
K. Ibano, A. S. Sabau, K. Tokunaga, M. Akiyoshi, J. O. Kiggans, C. R. Schaich, Y. Katoh, Y. Ueda, Surface morphology of Tungsten-F82H after high-heat flux testing using plasma-arc lamps, Nuclear Materials and Energy, 16, 128-132, 2018.08. |
| 21. |
Meng-Yao Xu, Lai-Ma Luo, Yu-Feng Zhou, Xiang Zan, Yue Xu, Qiu Xu, Kazutoshi Tokunaga, Xiao-Yong Zhu, Yu-Cheng Wu, Helium irradiation behavior of tungsten-niobium alloys under different ion energies, Fusion Engineering and Design, 132, 7-12, 2018.07. |
| 22. |
Makoto Hasegawa, Kazuo Nakamura, Kazuaki Hanad, Shoji Kawasaki, Arseniy Kuzmin, Hiroshi Idei, Kazutoshi Tokunaga, Yoshihiko Nagashima, Takumi Onchi, Kengoh Kuroda, Osamu Watanabe, Aki Higashijima, Takahiro Nagata, Modification of plasma control system and hot-wall temperature control system for long-duration plasma sustainment in QUEST, Fusion Engineering and Design, 129, 202-206, 2018.04. |
| 23. |
Hong-Yu Chen, Lai-Ma Luo, Xiang Zan, Qiu Xu, Kazutoshi Tokunaga, Jia-Qin Liu, Xiao-Yong Zhu, Ji-Gui Cheng, Yu-Cheng Wu
, Thermal shock behavior of W–ZrC/Sc2O3 composites under two different transient events by electron and laser irradiation, Journal of Nuclear Materials, 499, 248-255, 2018.02. |
| 24. |
K. Taguchi, K. Nakadate, S. Matsuo, K. Tokunaga, H. Kurishita, Fatigue pre-cracking and fracture toughness in polycrystalline tungsten and molybdenum, Journal of Nuclear Materials, 498, 445-457, 2018.01. |
| 25. |
Hong-Yu Chen, Lai-Ma Luoa, Xiang Zana, Qiu Xu, Kazutoshi Tokunaga, Jia-Qin Liu, Dong-Guang Liu, Xiao-Yong Zhua, Ji-Gui Chenga, Yu-Cheng Wu, Transient thermal shock behavior of W–Zr/Sc2O3 composites prepared via spark plasma sintering, Fusion Engineering and Design, 126, 44-50, 2018.01. |
| 26. |
K. Nakamura, M.M. Alam, Y.Z. Jiang, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, M. Takechi, M. Hasegawa, K. Tokunaga, K. Araki, H. Zushi, K. Hanada, A. Fujisawa, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, T. Nagata, A. Fukuyama, Plasma equilibrium based on RF-driven current profile without assuming nested magnetic surfaces on QUEST, Fusion Engineering and Design, 123, 532-534, 2017.11. |
| 27. |
K. Hanada, N. Yoshida, T. Honda, Z. Wang, A. Kuzmin, I. Takagi, T. Hirata, Y. Oya, M. Miyamoto, H. Zushi, M. Hasegawa, K. Nakamura, A. Fujisawa, H. Idei, Y. Nagashima, O. Watanabe, T. Onchi, K. Kuroda, H. Long, H. Watanabe, K. Tokunaga, A. Higashijima, S. Kawasaki, T. Nagata, Y. Takase, A. Fukuyama, O. Mitarai
, Investigation of hydrogen recycling in long-duration discharges and its modification with a hot wall in the spherical tokamak QUEST, Nuclear Fusion, 57, 12 , Article number 126061, 2017.10. |
| 28. |
B. Tsuchiya, S. Nagata, T. Sugiyama, K. Tokunaga , Effects of ion irradiation on H2O and CO2 absorption and desorption characteristics of Li2ZrO3 and Pt-coated Li2ZrO3, International Journal of Hydrogen Energy, 42, 37, 23746-23750, 2017.09. |
| 29. |
横峯 健彦, 上田 良夫, 徳永 和俊, 結城 和久, 秋吉 優史, 伊庭野 健造, プラズマ対向機器における総括熱流応答の解明 (プロジェクトレビュー 日米科学技術協力事業PHENIX計画 : 前半の成果と後半の研究計画), プラズマ・核融合学会誌, 93, 3, 129-132, 2017.03. |
| 30. |
Xiao–Yue Tan, Ping Li, Lai–Ma Luo, Qiu Xu, Kazutoshi Tokunaga, Xiang Zan, Yu–Cheng Wu, Effect of second-phase particles on the properties of W-based materials under high-heat loading, Nuclear Materials and Energy, 9, 1, 399-404, 2016.12. |
| 31. |
K. Kasuya, S. Motokoshi, S. Taniguchi, M. Nakai, K. Tokunaga, K. Kolacek, J. Schmidt, O. Frolov, J. Straus, J. Matejicek, A. Choukourov, Ablation-erosion analyses of various fusion material surfaces and developments of surface erosion monitors for notification of fusion chamber maintenance times, as an example: Visible light transparent SiC and up-conversion phosphors applied to plasma facing surface structures, useful for versatile purposes to protect and diagnose fusion chambers and so on, Proceedings of SPIE - The International Society for Optical Engineering, 10254, Article number 102541B, 2017.04. |
| 32. |
Makoto Hasegawa, Kazuo Nakamura, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Kazutoshi Tokunaga, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki,
Hisatoshi Nakashima, Aki Higashijima, Current status and prospect of plasma control system for steady-state operation on QUEST, Fusion Engineering and Design, 112, 15, 699-702, 2016.11. |
| 33. |
Shuang Wang, Jun Zhang, Lai-Ma Luo,Xiang Zan, Qiu Xu, Xiao-Yong Zhu, Kazutoshi Tokunaga, Yu-Cheng Wu
, Properties of Lu2O3 doped tungsten and thermal shock performance, Powder Technology, 301, 1, 65-69, 2016.11. |
| 34. |
M.M. Alam, K. Nakamura, H. dei, M. Hasegawa, K. Tokunaga, K. Araki, K. Hanada, A. Fujisawa , Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, F. Xia, O. Mitarai, Guiding Center Orbit Calculation for Evaluating the Current Density Distributions of the Electrons in Electron Cyclotron Heating on QUEST, IEEE Transactions on Plasma Science, 44, 9, 1666-1671, 2016.09. |
| 35. |
M.M. Alam, K. Nakamura, M. Hasegawa, K. Tokunaga, K. Araki, H. Zushi, K. Hanada, A. Fujisawa , H. dei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, F. Xia, O. Mitarai, Current density calculation from particle orbit in RF-driven divertor plasma on QUEST, Proceedings - Symposium on Fusion Engineering, 2016, Article number 7482308, 2016.05. |
| 36. |
Md Mahbub Alama, Kazuo Nakamura, Fan Xia, Osamu Mitarai, Makoto Hasegawa, Kazutoshi Tokunaga, Kuniaki Araki, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa , Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Takahiro Nagata, Comparison of current density profiles based on particle orbit-driven current in steady-state plasma on QUEST
, Fusion Engineering and Design, 109-111, 1624-1630, 2016.11. |
| 37. |
徳永和俊、荒木邦明、宮本好雄,藤原 正、長谷川 真、中村一男、堀田智宏、車田 亮、時谷政行、増崎 貴、江里幸一郎、鈴木 哲、榎枝幹男、秋場真人, プラズマ溶射タングステン被覆低放射化フェライト・マルテンサイト鋼の熱負荷特性, プラズマ応用科学, 24, 2, 73-78, 2016.11. |
| 38. |
K.Nakamura, M.M.Alam, Y.Z.Jiang, O.Mitarai, K.Kurihara, Y.Kawamata, M.Sueoka, M.Takechi, M.Hasegawa, K.Tokunaga, K.Arakia, H.Zushi, K.Hanada, A.Fujisawa, H.Idei, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Fukuyama, Analysis of plasma equilibrium based on orbit-driven current density profile in steady-state plasma on QUEST, Fusion Engineering and Design, 109-111, part B, 1528-1533, 2016.11. |
| 39. |
K.Hanada, H.Zushi, N.Yoshida, N.Yugami, T.Honda, M.Hasegawa, K.Mishra, A.Kuzmin, K.Nakamura, A.Fujisawa, H.Idei, Y.Nagashima, O.Watanabe, T.Onchi, H.Watanabe, K.Tokunaga, A.Higashijima, S.Kawasaki, Y.K.M.Peng, Particle balance in long duration RF driven plasmas on QUEST, Journal of Nuclear Materials, 463, 1084-1086, 2015.04. |
| 40. |
M. Hasegawa, K. Nakamura, H. Zushi, K. Hanada, A. Fujisawa, O. Mitarai, K. Tokunaga, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, Development of a high-performance control system by decentralization with reflective memory on QUEST, Fusion Engineering and Design, 96-97, 629-632, 2015.10. |
| 41. |
M.M. Alam, K.Nakamura, F. Xia, O. Mitarai, M. Hasegawa, K. Tokunaga, K. Araki, H. Zushi, K. Hanada, A. Fujisawa, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, T. Nagata, Comparison of current density profiles based on particle orbit-driven current in steady-state plasma on QUEST, Fusion Engineering and Design, 2015.08. |
| 42. |
K. Nakamura,M.M. Alam,Y.Z. Jiang, O .Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, M. Takechi, M. Hasegawa, K. Tokunaga, K. Araki, H. Zushi, K. Hanada, A. Fujisawa, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, T. Nagata, A. Fukuyama, Analysis of plasma equilibrium based on orbit-driven current density profile in steady-state plasma on QUEST, Fusion Engineering and Design, 2016.08. |
| 43. |
K. Hanada, H. Zushi, N. Yoshida, N. Yugami, T. Honda M. Hasegawa, K. Mishra, A. Kuzmin, K. Nakamura, A. Fujisawa, H. Idei, Y. Nagashima, O. Watanabe, T. Onchi, H. Watanabe, K. Tokunaga, A. Higashijima, S. Kawasaki, H. Nakashima, Y. Takase, A. Fukuyama, O.Mitarai, Y.K.M. Peng, Particle balance in long duration RF driven plasmas on QUEST, Journal of Nuclear Materials, 463, 1084-1086, 2015.07. |
| 44. |
M. Hasegawa, K. Nakamura, H. Zushi, K. Hanada, A. Fujisawa, K. Tokunaga, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, Current status and prospect of plasma control system for steady-state operation on QUEST, Fusion Engineering and Design, 2015.06. |
| 45. |
B. Tsuchiya, S. Bandow, S. Nagata, K. Saito, K. Tokunaga, K. Morita, The Effect of Platinum-Coatings on Hydrogen- and Water-Absorption and Desorption Characteristics of Lithium Zirconate, Physics Procedia, 66, 287-291, 2015.05. |
| 46. |
M.Higaki,T.Otsuka,K.Tokunaga,K.Hashizume,K.Ezato,S.Suzuki,M.Enoeda,M.Akiba, Determination of Hydrogen Diffusion Coefficients in F82H by Hydrogen Depth Profiling with a Tritium Imaging Plate Technique, Fusion Science and Technology, Volume 67, Number 2, 379-381, 2015.03. |
| 47. |
K.Kasuya,S.Motokoshi,S.Taniguchi,M.Nakai,K.Tokunaga,W.Mroz,B.Budner,B.Korczyc, Laser erosion diagnostics of plasma facing materials with displacement sensors and their application to safeguard monitors to protect nuclear fusion chambers, Proc.SPIE 9255,XX International Symposium on High-Power Laser Systems and Applications, 925548, 2015.02. |
| 48. |
H.Noto,S.Taniguchi,H.Kurishita,S.Matsuo,T.Ukita,K.Tokunaga,A.Kimura, Effect of grain orientation and heat treatment on mechanical properties of pure W, Journal of Nuclear Materials
, Volume 455, Issues1–3, 475-479, 2014.12. |
| 49. |
Makoto Hasegwa,Kazuo Nakamura,Hideki Zushi,Kazuaki Hanada,Akihide Fujisawa,Keisuke Matsuoka,Hiroshi Idei,Yoshihiko Nagashima,Kazutoshi Tokunaga,Shoji Kawasaki,Hisatoshi Nakashima,Aki Higashijima, Development of a plasma control system for steady-state operation on QUEST, Journal of the Korean Physical Society, Volume 65, Issue 8, 1191-1195, 2014.10. |
| 50. |
H.KURISHITA, M.HATAKEYAMA, M.NARUI, S.MATSUO, T.SHIKAMA, K.TADA, N.OHNO, T.TAKEUCHI, Y.HATANO, M.NISHIURA, Y.NAKASHIMA, H.WATANABE, K.TOKUNAGA, T.HINO, Y.UEDA, T.MUROGA, A.SAGARA, O.KANEKO, Current Activities in the Interactive Joint Research at Tohoku University - Advanced Evaluation of Radiation Effects on Fusion Materials, Plasma and Fusion Research, Volume 9, 3405136, 2014.09. |
| 51. |
K.Nakamura, H.Fujita, X.L.Liu, E.B.Xue, O.Mitarai, K.Kurihara, Y.Kawamata, M.Sueoka, M.Hasegawa, K.Tokunaga, H.Zushi, K.Hanada, A.Fujisawa, K.Matsuoka, H.Idei, Y.Nagashima, S.Kawasaki, H.Nakashima, A.Higashijima, K.Araki, A.Fukuyama, Shape reconstruction of RF-driven divertor plasma on QUEST, IEEE TRANSACTIONS ON PLASMA SCIENCE, VOL.42, NO9, 2309- 2312, 2014.09. |
| 52. |
Y. Ueda, N. Ohno, K. Tokunaga, R. Doerner, 3-1 Task 1-1: Tritium and mass transfer in first wall, Summary Report of Japan-US Joint Project (TITAN) (FuY 2007-2012), NIFS-PROC-96, National Institute for Fusion Science ISSN 182-8159, 16-22, 2014.01. |
| 53. |
K. Tokunaga, M. Miyamoto, T. Otsuka, S. Kajita, Y. Ueda, N. Ohno, M. Shimada, D. Nishijima, M.J. Baldwin, R. Doerner, 4-1 Task 1-1(1) Tritium and mass transfer in first wall, Summary Report of Japan-US Joint Project (TITAN), Summary Report of Japan-US Joint Project (TITAN) (FuY 2007-2012), NIFS-PROC-96, National Institute for Fusion Science ISSN 182-8159, 57-62, 2014.01. |
| 54. |
K. Tokunaga, T. Hotta, T. OTSUKA, A. Kobayashi, K. Araki, Y. Miyamoto, T. Fujiwara, M. Hasegawa, K. Nakamura, K. Ezato, S. Suzuki, M. Enoeda, M. Akiba, T. Nagasaka, R. Kasada, A. Kimura, Material behavior on heat loading and hydrogen penetration of vacuum plasma spray tungsten coatings on reduced activation ferritic/martensitic steel, Yosetsu Gakkai Ronbunshu/Quarterly Journal of the Japan Welding Society, Volume 31, Issue 4, 183s-187s, 2013.11. |
| 55. |
德永 和俊, 宮本光貴, 大塚 哲平, 梶田 信, 大野 哲靖, 上田 良夫, 日米科学技術協力事業TAITANプロジェクト 3.第一壁・ブランケットの物質熱輸送に関する研究 3.1 第一壁トリチウム物質移行, Journal of Plasma and Fusion Research, Vol.89, No.11, 709-713, 2013.11. |
| 56. |
K. Tokunaga, M. J. Baldwin, D. Nishijima, R. P. Doerner, S. Nagata, B. Tsuchiya, H. Kurishita, T. Fujiwara, K. Araki, Y. Miyamoto, N. Ohno, Y. Ueda, Properties of deposited layer formed by interaction with Be seeded D–He mixture plasma and tungsten, Journal of Nuclear Materials, 442, S313-S319, 2013.11. |
| 57. |
K. Tokunaga, H. Kurishita, H. Arakawa, S. Matsuo, T. Hotta, K. Araki, Y. Miyamoto, T. Fujiwara, K. Nakamura, T. Takida, M. Kato, A. Ikegaya, High heat load properties of nanostructured, recrystallized W–1.1TiC, Journal of Nuclear Materials, 442, S297-S301, 2013.11. |
| 58. |
O. Kaneko, H. Yamada, S. Inagaki, M. Jakubowski, S. Kajita, S. Kitajima, Kobayashiam, K. Koga, T. Morisaki, S. Morita, T. Mutoh, S. Sakakibara, Y. Suzuki, H. Takahashi, K. Tanaka, K. Toi, Y. Yoshimura, T. Akiyama, Y. Asahi, N. Ashikawa, H. Chikaraishi, A. Cooper, D. S. Darrow, E. Drapiko, P. Drewelow, X. D, A. Ejiri, M. Emoto, T. Evans, N. Ezumi, K. Fujii, T. Fukuda, H. Funaba, M. Furukawa, D. A. Gates, M. Goto, T. Goto, W. Guttenfelder, S. Hamaguchi, M. Hasuo, T. Hino, Y. Hirooka, K. Ichiguchi, K. Ida, H. Idei, T. Ido, H. Igami, K. Ikeda, S. Imagawa, T. Imai, M. Isobe, M. Itagaki, T. Ito, K. Itoh, S. Itoh, A. Iwamoto, K. Kamiya, T. Kariya, H. Kasahara, N. Kasuya, D. Kato, T. Kato, K. Kawahata, F. Koike, S. Kubo, R. Kumazawa, D. Kuwahara, S. Lazerson, H. Lee, S. Masuzaki, S. Matsuoka, H. Matsuura, A. Matsuyama, C. Michael, D. Mikkelsen, O. Mitarai, T. Mito, J. Miyazawa, G. Motojima, K. Mukai, A. Murakami, I. Murakami, S. Murakami, T. Muroga, S. Muto, K. Nagaoka, K. Nagasaki, Y. Nagayama, N. Nakajima, H. Nakamura, Y. Nakamura, H. Nakanishi, H. Nakan, T. Nakano, K. Narihara, Y. Narushima, K. Nishimura, S. Nishimura, M. Nishiura, Y. M. Nunami, T. Obana, K. Ogawa, S. Ohdachi, N. Ohno, N. Ohyabu, T. Oishi, M. Okamoto, A. Okamoto, M. Osakabe, Y. Oya, T. Ozaki, N. Pablant, B. J. Peterson, A. Sagara, K. Saito, R. Sakamoto, H. Sakaue, M. Sasa, K. Sato, M. Sato, K. Sawada, R. Seki, T. Seki, V. Sergeev, S. Sharapov, I. Sharov, A. Shimizu, T. Shimozuma, M. Shiratani, M. Shoji, S. Sudo, H. Sugama, C. Suzuki, K. Takahata, Y. Takeiri, Y. Takemura, M. Takeuchi, H. Tamura, N. Tamura, H. Tanaka, T. Tanaka, M. Tingfeng, Y, Todo, M. Tokitani, K. Tokunaga, T. Tokuzawa, H. Tsuchiya, K. Tsumori, Y. Ueda, L. Vyacheslavov, K. Y. Watanabe, T. Watanabe, T. H. Watanabe, B. Wieland, I. Yamada, S. Yamada, S. Yamamoto, N. Yanagi, R. Yasuhara, M. Yokoyama, N. Yoshida, S. Yoshimura, T. Yoshinaga, M. Yoshinuma, A. Komori, Extension of operation regimes and investigation of three-dimensional currentless plasmas in the Large Helical Device, Nuclear Fusion, Volume 53, Issue 10, Article number 104015, 2013.10. |
| 59. |
K. Tokunaga, T. Hotta, K. Araki, Y. Miyamoto, T. Fujiwara, M. Hasegawa, K. Nakamura, K. Ezato, S. Suzuki, M. Enoeda, M. Akiba, T. Nagasaka, R. Kasada, A. Kimura, High heat loading properties of vacuum plasma spray tungsten coatings on reduced activation ferritic/martensitic steel, Journal of Nuclear Materials, 438, S905-S908, 2013.07. |
| 60. |
M. Hasegawa, K. Nakamura, H. Zushi, K. Hanada, A. Fujisawa, K. Matsuoka, O. Mitarai, H. Idei, Y. Nagashima, K. Tokunaga, S. Kasasaki, H. Nakashima, A. Higashijima, Development of plasma control system for divertor configuration on QUEST, Fusion Engineering and Design, Volume 88, Issue 6-8, 1074-1077, 2013.10. |
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T. Otsuka, T. Tanabe, K. Tokunaga, Retention and release mechanisms of tritium loaded in plasma-sprayed tungsten coatings by plasma exposure, Journal of Nuclear Materials , 438, S1048-S1051, 2013.07. |
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H. Kurishita, H. Arakawa, S. Matsuo, T. Sakamoto, S. Kobayashi, K. Nakai, G. Pintsuk, J. Linke, S. Tsurekawa, V. Yardley, K. Tokunaga, T. Takida, M. Katoh, A. Ikegaya, Y. Ueda, M. Kawai, N. Yoshida, Development of Nanostructured Tungsten Based Materials Resistant to Recrystallization and/or Radiation Induced Embrittlement, MATERIALS TRANSACTIONS, Vol.54, No.4, 456-465, 2013.04. |
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X. Liu, E. Xue, T. Yoshisue, O. Mitarai, M. Hasegawa, K. Tokunaga, H. Zushi, K. Hanada, A. Fujisawa, H. Idei, S. Kawasaki, H. Nakashima, A. Higashijima, K. Araki, H∞ loop shaping control for plasma vertical position instability on QUEST, Plasma Science and Technology, Volume 15, Issue 3, 295-299, 2013.03. |
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Makoto Hasegawa, Kazuo Nakamura, Kazutoshi Tokunaga, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Hiroshi Idei, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, A plasma shape identification with magnetic analysis for the real-time control on QUEST, IEEJ Transaction , 2012.07. |
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Xiaolong Liu, Tatsuya Yoshisue, Kazuo Nakamura, Erbing Xue, Makoto Hasegawa, Kazutoshi Tokunaga, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Kuniaki Araki, Osamu Mitarai, Robust Control on Plasma Vertical Position Instability by a Matrix Converter as Power Supply of QUEST, Proc. International Conference on Electrical Engineering (ICEE 2012), 2012.07. |
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Kazuo NAKAMURA, Tatsuya YOSHISUE, Xiaolong LIU, Erbing XUE, Osamu MITARAI, Makoto HASEGAWA, Kazutoshi TOKUNAGA, Hideki ZUSHI, Kazuaki HANADA, Akihide FUJISAWA, Hiroshi IDEI, Yoshihiko NAGASHIMA, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA, Kuniaki ARAKI, Three Phase-to-Single Phase Matrix Converter Design for Feedback Stabilization by Magnetic Field Coil, Proc. International Conference on Electrical Engineering (ICEE 2012), 2012.07. |
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S.K. Sharma, H. Zushi, N. Yoshida, H. Watanabe, M. Osakabe, Y. Takeri, M. Hasegawa, T. Tanabe, K. Tokunaga, K. Hanada, H. Idei, M. Sakamoto, K. Nakamura, A. Fujisawa, M. Ishiguro, S. Tashima, , Analysis of PWI footprint traces and material damage on the first walls of the spherical tokamak QUEST , FUSION ENGINEERING AND DESIGN , 87, 1, 77-86, 2012.01. |
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K. Nakamura, Y. Jiang, X.L. Liu, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, M. Hasegawa, K. Tokunaga, H. Zushi, K. Hanada, A. Fujisawa, M. Sakamoto, H. Idei, S. Kawasaki, H. Nakashima, A. Higashijima, K. Araki
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K.Tokunaga, M.J.Baldwin, R.P.Doerner, D.Nishijima, H.Kurishita, T.Fujiwara, K.Araki, Y.Miyamoto, N.Ohno, Y.Ueda, Nanoscale surface morphology of tungsten materials induced by Be-seeded D-He plasma exposure, JOURNAL OF NUCLEAR MATERIALS, 417, 1-3, 528-532, 2011.10. |
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T. Otsuka, T. Tanabe, K. Tokunaga, N. Yoshida, K. Ezato, S. Suzuki, M. Akiba , Application of tritium tracer techniques to observation of hydrogen on surface and in bulk of F82H , JOURNAL OF NUCLEAR MATERIALS , 417, 1-3, 1135-1138, 2011.10. |
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T. Muroga, D.K. Sze, K. Okuno, T. Terai, A. Kimura, R.J. Kurtz, A. Sagara, R. Nygren, Y. Ueda, R.P. Doerner, J.P. Sharpe, T. Kunugi, N.B. Morley, Y. Hatano, M.A. Sokolov, T. Yamamoto, A. Hasegawa, Y. Katoh, N. Ohno, K. Tokunaga, S. Konishi, S. Fukada, P. Calderoni, T. Yokomine, K. Messadek, Y. Oya, N. Hashimoto, T. Hinoki, H. Hashizume, T. Norimatsu, T. Shikama, R.E. Stoller, K.A. Tanaka, M.S. Tillack, MIDTERM SUMMARY OF JAPAN-US FUSION COOPERATION PROGRAM TITAN , FUSION SCIENCE AND TECHNOLOGY , 60, 1, 321-328 , 2011.07. |
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Kazutoshi Tokunaga, Akira Kobayashi, Kuniaki Araki, Tadashi Fujiwara, Yoshio Miyamoto, Kazuo Nakamura, Akira Kurumada, Masayuki Tokitani, Suguru Masuzaki, Koichiro Ezato, Satoshi Suzuki, Mikio Enoeda and Masato Akiba, Tungsten coatings on reduced-activation ferritic/martensitic steel by plasma spray technique, Visual-JW2010, 2010.11. |
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Hajime SAKAKITA, Satoru KIYAMA, Haruhisa KOGUCHI, Yoichi HIRANO, Toshio SHIMADA, Masayuki TOKITANI, Naoaki YOSHIDA and Kazutoshi TOKUNAGA, Development of High-Power-Density Ion Beam System with High-Repetition Pulse Operation, Plasma and Fusion Research: Regular Articles, 5, S2105, 2010.12. |
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Mizuki SAKAMOTO, Yuta HIGASHIZONO, Hideki ZUSHI, Kazuo NAKAMURA,Kazuaki HANADA, Hiroshi IDEI, Makoto HASEGAWA, Younosuke NAKASHIMA, Masayuki TOKITANI, Mitsutaka MIYAMOTO, Kazutoshi TOKUNAGA, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Tadashi FUJIWARA, Aki HIGASHIJIMA, Naoaki YOSHIDA
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Masayuki TOKITANI, Naoaki YOSHIDA, Kazutoshi TOKUNAGA, Hajime SAKAKITA,Satoru KIYAMA, Haruhisa KOGUCHI, Yoichi HIRANO and Suguru MASUZAKI, Microscopic Deformation of Tungsten Surfaces by High Energy and High Flux Helium/Hydrogen Particle Bombardment with Short Pulses, Plasma and Fusion Research: Regular Articles, 5, 012, 2010.04. |
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M. Sakamoto, T. Miyazaki, Y. Higashizono, K.Ogawa, K.Ozaki, N.Ashikawa, M.Tokitani, T.Shoji, S. Masuzaki, K Tokunaga, K. Ohya, A Sagara, N. Yoshida and K. N. Sato, Surface modification of tungsten mirrors due to low-energy helium plasma irradiation in the compact PWI simulator APSEDAS, PHYSICA SCRIPTA, T138(2009)014043, 2009.12. |
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Y. HIGASHIZONO, M. SAKAMOTO, T. MIYAZAKI, K. OGAWA, K.OZAKI, Y. NAKASHIMA, T. SHOJI, N. ASHIKAWA, M. TOKITANI, K. TOKUNAGA, S. MASUZAKI, K.OHYA, A. SAGARA and K. SATO, Axial Profile of Balmer-Alpha Emission near a Tungsten Target in the Compact PWI Simulator APSEDAS, Plasma and Fusion Research [Rapid Communication] , Vol. 4, 043, 2009.09. |
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Kazuo NAKAMURA，Shinji MATSUFUJI，Masashi TOMODA，Feng WANG，Osamu MITARAI，Kenichi KURIHARA，Yoichi KAWAMATA，Michiharu SUEOKA，Makoto HASEGAWA，Kazutoshi TOKUNAGA，Kohnosuke SATO，Hideki ZUSHI，Kazuaki HANADA，Mizuki SAKAMOTO，Hiroshi IDEI，Shoji KAWASAKI，Hisatoshi NAKASHIMA and Aki HIGASHIJIMA
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K. Tokunaga, T. Fujiwara, N. Yoshida, A. Ebihara, M. Tokitani, A. Sagara, S. Nagata, B. Tsushiya, OPTICAL PROPERTY CHANGE ON METALLIC MIRROR MATERIALS BY LOW ENERGY HELIUM IRRADIATION, Journal of Plasma and Fusion Research SERIES, 8, 1374-1378, 2009.09. |
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Y. Higashizono, M. Sakamoto, K. Ogawa, K. Ozaki, T. Shoji, N. Ashikawa, M. Tokitani, K. Tokunaga, S. Masuzaki, K. Ohya, A. Sagara and K. N. Sato, Spatial structure of plasma and neutral particles near Tungsten target in the Compact PWI Simulator APSEDAS, Proc.XXIX International Conference on Phenomena in Ionized Gases, México, 12-17 July, 2009.07. |
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N. Ohno, M. Yoshimi, M. Tokitani, S.Takamura, K.Tokunaga, N.Yoshida,, Spherical cauliflower-like carbon dust formed by interaction between deuterium plasma and graphite target and its internal structure, Journal of Nuclear Materials, 390-391, 61-64, 2009.06. |
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M. Tokitani, Y. Ohtawa, N. Yoshida, K.Tokunaga, T. Fujiwara, N. Ashikawa, S.Masuzaki, H. Yamada, A. Sagara, N. Noda, A. Komori, Micro/nano scale modification of plasma facing components in LHD and its impact on the metal dust generations, Journal of Nuclear Materials, 390-391, 156-159, 2009.06. |
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M.J. Baldwin, R.P. Doerner, D. Nishijima, K.Tokunaga, Y. Ueda, The effects of high fluence mixed-species (deuterium, helium, beryllium) plasma interactions with tungsten, Journal of Nuclear Materials, 390-391, 886-890, 2009.06. |
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K. Tokunaga, T.Fujiwara, K. Ezato, S. Suzuki, M. Akiba, H. Kurishita, S. Nagata, B. Tsuchiya, A. Tonegawa, N. Yoshida, Effects of high heat flux hydrogen and helium mixture beam irradiation on surface modification and hydrogen retention in tungsten materials, Journal of Nuclear Materials , 390-391, 916-920, 2009.06. |
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Y. Yahiro, M. Mitsuhara, K. Tokunaga, N.Yoshida, T. Hirai, K. Ezato, S. Suzuki S, M. Akiba, H. Nakashima, Characterization of thick plasma spray tungsten coating on ferritic/martensitic steel F82H for high heat flux armor, Journal of Nuclear Materials, 386, 784-788 , 2009.04. |
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M. Tokitani, N. Yoshida, M. Miyamoto, Y. Ohtawa, K. Tokunaga, T. Fujiwara, S. Masuzaki, N. Ashikawa, M. Shoji, M. Kobayashi, A. Sagara, N. Noda N, H. Yamada, A. Komori, S. Nagata, B. Tsuchiya, LHD Expt Grp, Evaluation of radiation damages on the first-wall surface in LHD exposed to charge-exchanged helium particles, Journal of Nuclear Materials, 386, 173-176, 2009.04. |
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H.Zushi, Y.Hirooka, R.Bhattacharyay, M.Sakamoto, Y.Nakashima, T.Yoshinaga, Y.Higashizono, K.Hanada, N.Nishino, N.Yoshida N, K.Tokunaga, S.Kado, T.Shikama, S.Kawasaki, K.Okamoto, T.Miyazaki, H.Honma, K.N.Sato KN, K.Nakamura, H.Idei H, M.Hasegawa, H.Nakashima, A.Higashijima, Active particle control experiments and critical particle flux discriminating between the wall pumping and fuelling in the compact plasma wall interaction device CPD spherical tokamak, NUCLEAR FUSION, 49, 5, Article Number: 055020, 2009.03. |
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H. Zushi, Y. Hirooka, R. Bhattacharyay, M. Sakamoto, Y. Nakashima, T. Yoshinaga, Y. Higashizono, K. Hanada, N. Nishino, N. Yoshida, K. Tokunaga, S. Kado, T. Shikama, S. Kawasaki, K. Okamoto, T. Miyazaki, H. Honma, K. N. Sato, K. Nakamura, H. Idei, M. Hasegawa, H. Nakashima, A. Higashijima, Particle Recycling in the Compact Plasma wall interaction Device CPD Spherical Tokamak, Joint Meeting of the 4th IAEA Technical Meeting on Spherical Tori and the 14th International Workshop on Spherical Torus, 2008.10. |
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T. Akiyama, K. Kawahata, N. Ashikawa, M. Tokitani, S. Okajima, K. Nakayama, N. Yoshida, A. Ebihara, K. Tokunaga, Y. Ohtawa, S. Tsuji-lio, Changes of optical properties of retroreflector installed in LHD, REVIEW OF SCIENTIFIC INSTRUMENTS, Volume: 78 Issue: 10 Article Number: 103501 Published: OCT 2007, 2007.10. |
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Y. Ueda, N. Ohno, S. Kajita, H. Kurishita, H. Iwakiri, K. Tokunaga, N. Yoshida, Development of tungsten materials for plasma facing components in Japan, Fusion Science and Technology, 52 (3), pp. 513-520, 2007, 2007.10. |
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T. Kawakami, K. Tokunaga, N. Yoshida, Microstructure change and helium release due to tensile loading on austenitic stainless steel implanted with low energy helium ions, Journal Nuclear Materials, Vol. 367, pp. 457-461, 2007, 2007.08. |
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J.S. Hu, J.G. Li, N. Ashikawa, K. Tokunaga, N. Noda, N. Yoshida, Deposits removal and hydrogen release on co-deposited films exposed to O-ICR and O-GDC plasmas in HT-7, Plasma Physics and Controlled Fusion, 49 (4), pp. 421-434, 2007, 2007.04. |
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S. Nagata, S. Yamamoto, K. Tokunaga, B. Tuschiya, K. Toh and T. Shikama, Hydrogen up-take in noble gas implanted W, Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Volume 242, Issues 1-2, January 2006, Pages 553-556, 2006.01. |
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N. Yoshida, H. Iwakiri, K. Tokunaga and T. Baba, Impact of low energy helium irradiation on plasma facing metals: Journal of Nuclear Materials, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.10.162, 337, 1-3, 946-950, Vol.337-339, 946-950, 2005., 2005.03. |
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M. Tokitani, M. Miyamoto, D. Koga, K. Tokunaga, T. Fujiwara, N. Yoshida, S. Masuzaki, N. Ashikawa, T. Morisaki, M. Shoji, Microscopic and macroscopic damage in metals exposed to LHD divertor plasmas, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.07.054, 337, 1-3, 937-941, Vol.337-339, 937-941, 2005., 2005.03. |
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K. Tokunaga, M.J. Baldwin, R.P. Doerner, N. Noda, Y. Kubota, N. Yoshida, T. Sogabe, T. Kato and B. Schedler, Blister formation and deuterium retention on tungsten exposed to low energy and high flux deuterium plasma, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.10.137, 337, 1-3, 887-891, Vol.337-339, 887-891, 2005., 2005.03. |
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M. Miyamoto, M. Tokitani, K. Tokunaga, T. Fujiwara, N. Yoshida, M. Sakamoto, H. Zushi, S. Nagata, K. Ono and TRIAM group, The effect of co-deposition of hydrogen and metals on wall pumping in long duration plasma in TRIAM-1M, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.08.019, 337, 1-3, 436-440, Vol.337-339, 436-440, 2005., 2005.03. |
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M. Tokitani, M. Miyamoto, K. Tokunaga, T. Fujiwara, N. Yoshida, A. Komori, S. Masuzaki, N. Ashikawa, S. Inagaki, T. Kobuchi, M. Goto, J. Miyazawa, K. Nishimura, N. Noda, B.J. Peterson, A. Sagara and LHD experimental group, Microscopic Modification of Wall Surface by Glow Discharge Cleaning and its Impact on Vacuum Properties of LHD, Proc.20th IAEA Fusion Energy Conference,, EX/P5-34, 2004., 2004.01. |
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X. Liu, L. Yang, S. Tamura, K. Tokunaga, N. Yoshida, N. Noda, Z. Xu, Thermal response of plasma sprayed tungsten coating to high heat flux, Fusion engineering and Design, 10.1016/j.fusengdes.2004.06.002, 70, 4, 341-349, Vol. 70, 341-349, 2004, 2004.10. |
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M. Tokitani, M. Miyamoto, K. Tokunaga, H. Iwakiri, T. Fujiwara, N. Yoshida, Desorption of helium from austenitic stainless steel heavily bombarded by low energy He ions, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.04.177, 329, 761-765, Vol. 329-333, 761-765, 2004, 2004.08. |
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K. Tokunaga, S. Tamura, N. Yoshida, K. Ezato, M.Taniguchi, K.Sato, S. Suzuki, M. Akiba, Synergistic effects of high heat loading and helium irradiation of tungsten, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.04.178, 329, 757-760, Vol. 329-333, 757-760, 2004, 2004.08. |
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M. Miyamoto, M. Tokitani, K. Tokunaga, T. Fujiwara, N. Yoshida, S. Masuzaki, A. Komori, Microscopic damage of materials exposed to glow discharge cleanings in LHD
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S. Tamura, X. Liu, K. Tokunaga, Y. Tsunekawa, M. Okuyama, N. Noda, N. Yoshida, High-temperature properties of joint interface of VPS-tungsten coated CFC, Journal of Nuclear Materials, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.04.186, 329, 711-716, Vol. 329-333, 711-716, 2004, 2004.08. |
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K. Hanada, K. Nakamura, M. Hasegawa, S. Itoh, H. Zushi, M. Sakamoto, E. Jotaki, S.V. Kulkarni, A. Iyomasa, S. Kawasaki, H. Nakashima, N. Yoshida, K. Tokunaga, T. Fujiwara, O. Mitarai, Current ramp-up experiments in full current drive plasmas in TRIAM-1M, Nuclear Fusion, 10.1088/0029-5515/44/2/019, 44, 2, 357-361, 44,357-361, 2004.02. |
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X. Liu, S. Tamura, K. Tokunaga, N. Yoshida, N. Noda, L. Yang, Z. Xu, High heat flux properties of pure tungsten and plasma sprayed tungsten coatings, Journal of Nuclear Materials, 10.1016/j.jnucmat.2004.04.217, 329, 687-691, Vol. 329-333, 687-691, 2004, 2004.08. |
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H. Zushi, S. Itoh, N. Yoshida, K. Hanada, K. Nakamura, M. Sakamoto, E. Jotaki, M. Hasegawa, K. Tokunaga, A. Iyomasa, A. Iwamae, Y. Hirooka, Physics and Technological Issues for Steady-State Tokamak Operation on TRIAM-1M, Journal of Plasma and Fusion Reseach, Vol. 79, No. 12(2003), pp.1302~1316, 2003.12. |
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H. Zushi, S. Itoh, K. Hanada, K. Nakamura, M. Sakamoto, E. Jotaki, M. Hasegawa, Y.D.Pan, S.V. Kulkarni, A. Iyomasa, S. Kawasaki, H. Nakashima, N. Yoshida, K. Tokunaga, T. Fujiwara, M. Miyamoto, H. Nakano, M. Yuno, A. Murakami, S. Nakamura, N. Sakamoto, K., Overview of steady state tokamak plasma experiments in TRIAM-1M, Nuclear Fusion, 10.1088/0029-5515/43/12/006, 43, 12, 1600-1609, 43, 2003, 1600-1609, 2003.12. |
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N. Yoshida, M. Miyamoto, K. Tokunaga, H. Iwakiri, H. Wkimoto, T. Fujiwara, TRIAM group, Microscopic Damage of Metals Exposed to the Helium Discharges in TRIAM-1M Tokamak and its Impact on Hydrogen Recycling process, Nuclear Fusion, 10.1088/0029-5515/43/8/302, 43, 8, 655-659, 43, 2003, 655-659, 2003.07. |
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Liu, X., S. Tamura, K. Tokunaga, N. Yoshida, Z. Fu, ZY. Xu, GC. Ge, N. Noda, Erosion and modifications of tungsten-coated carbon and copper under high heat flux, PLASMA SCIENCE and TECHNOLOGY, 5, 4, 1887-1894, 2003.01. |
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S. Nagata, K. Tokunaga, B. Tsuchiya, N. Ohtsu, T. Sugawara, T. Shikama, Hydrogen accumulation in the helium implanted surface of Mo single crystals, Journal of Alloys and Compounds, 10.1016/S0925-8388(02)01276-8, 356, 326-329, 356, 326-329, 2003.01. |
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S. Suzuki, Y. Ueda, K. Tokunaga, K. Sato, M. Akiba, Present research status on divertor and plasma facing components for fusion power plants, Fusion Science and Technology, 44, 1, 41-48, 44(1), 41-48, 2003.01. |
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K. Tokunaga, R.P. Doerner, R. Seraydarian, N. Noda, Y. Kubota, N. Yoshida, T.Sogabe, T.Kato, B. Schedler, Surface morphology and helium retention exposed to low energy and high flux helium plasma, Journal of Nuclear Materials, 10.1016/S0022-3115(02)01362-4, 313, 92-96, 313-316, 92-96, 2003, 2003.03. |
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M. Miyamoto, K. Tokunaga, T. Fujiwara, N. Yoshida, TRIAM group, Y. Morimoto, T. Sugiyama and K. Okuno, Material Properties of Co-deposition Formed on Plasma Facing Materials in All-metal Machine TRIAM-1M, Journal of Nuclear Materials, 10.1016/S0022-3115(02)01352-1, 313, 82-86, 313-316, 2003, 82-86, 2003.03. |
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Y. Kubota, N. Noda, A. Sagara, H. Suzuki, S. Masyzaki, K. Tokunaga, T. Satow, K. Yamazaki, O. Motojima, Investigation of the Trapped Helium and Hydrogen Ions Plasma Facing Materials for LHD using Thermal Desorption Spectrometer and Alternating glow Discharge Cleanings, Journal of Nuclear Materials, 313-316, 2003, 239-244, 2003.03. |
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S.Nagata, B. Tsuchiya, N. Ohtsu, T. Sugawara, T. Shikama, K. Tokunaga, M. Takenaka, E. Kuramoto, Hydrogen and deuterium uptake in helium implanted layer of Mo and W, Journal of Nuclear Materials, 10.1016/S0022-3115(02)01581-7, 313, 279-283, 313-316, 2003, 279-283, 2003.03. |
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S. Tamura, K. Tokunaga and N. Yoshida, Damage Process of Resolidified Part on CVD-W Coated Molybdenum under High Heat load, Journal of Nuclear Materials, 10.1016/S0022-3115(02)01336-3, 313, 250-254, 313-316, 2003, 250-254, 2003.03. |
