Numakura Tomoharu

J-GLOBAL         Last updated: Oct 3, 2019 at 02:41
 
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Name
Numakura Tomoharu
Affiliation
University of Tsukuba
Section
Faculty of Pure and Applied Sciences
Job title
Assistant Professor

Research Areas

 
 

Education

 
 
 - 
Mar 1998
First Cluster of College, University of Tsukuba
 
 
 - 
Mar 2003
Graduate School, Division of Physics, University of Tsukuba
 

Published Papers

 
Minami, Ryutaro;KARIYA, Tsuyoshi;IMAI, Tsuyoshi;NUMAKURA, Tomoharu;OKADA, Maki;HOJO, Toshitaka;MOTOYOSHI, Fumiya;YABUSA, Takuya;HIMENO, Nao;ENDO, Yoichi;NAKASHIMA, Yousuke
Plasma and Fusion Research   14 2402034-2402034   Feb 2019   [Refereed]
<p>Electron cyclotron heating (ECH) power modulation experiments have been conducted for GAMMA 10/PDX to generate and control the high heat flux and to develop an edge localized mode (ELM)-like intermittent heat load pattern for divertor simulatio...
Development of High Power Gyrotrons for Advanced Fusion Devices and DEMO
Kariya, Tsuyoshi;Minami, R.;Imai, T.;Numakura, T.;M. OKADA, Y. ENDO;Nakashima, Y.;H. IDEI, T. ONCHI, K. H ANADA, T. SHIMOZUMA, Y. YOSHIMURA, H. TAKAHASHI;H. IGAMI, T. TSUJIMURA, S. ITO, S. KOBAYASHI, S. KUBO, K. SAKAMOTO, Y. ODA;R. IKEDA, K. KAJIWARA, K. TAKAHASHI, T. KOBAYASHI, S. MORIYAMA;M. ONO, K. NAGASAKI, T. EGUCHI, Y. KAWAKAMI, Y. MITSUNAKA
The 27th IAEA FUSION ENERGY CONFERENCE (FEC-2018)      Oct 2018   [Refereed]
NUMAKURA,Tomoharu;KARIYA,Tsuyoshi;MINAMI,Ryutaro;OKADA,Maki;HOJO,Toshitaka;MOTOYOSHI,Fumiya;IMAI,Tsuyoshi
Plasma and Fusion Research   14 2405052-2405052   2019
<p>This study develops a computational code for evaluating the operations of high-power gyrotrons with high-current electron beams. The analytical model describes the electromagnetic fields and electrons by the Maxwell equations and cold-fluid equ...
Kariya Tsuyoshi
Nuclear Fusion   57    Apr 2017
Okada, Maki;kariya, Tsuyoshi;Imai, Tsuyoshi;Minami, Ryutaro;Numakura, Tomoharu;Motoyoshi, Fumiya;Nakashima, yousuke
Plasma and Fusion Research   14 2405043-2405043   Feb 2019   [Refereed]
<p>A 28 GHz/35 GHz dual-frequency gyrotron has been developed for use by the University of Tsukuba and its collaborative research institutions. This gyrotron incorporates a sapphire double disk window for 28-GHz 0.4 MW-Continuous Wave (CW) operati...

Conference Activities & Talks

 
GAMMA PDX-SC project: status and perspectives
Sakamoto, M.;Nakashima, Y.;Ezumi, Naomichi;Katanuma, I.;Kariya, T.;Yoshikawa, M.;Minami, R.;Hirata, M.;Kohagura, J.;Numakura, T.;Ikezoe, R.;Togo, S.;Iijima, T.;Imai, T.;Ichimura, M.
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)   27 Aug 2018   
Impact of additional plasma heating on detached plasma formation in divertor simulation experiments using the GAMMA 10/PDX tandem mirror
Nakashima, Y.;Islam, M.S.;Iijima, T.;Yokodo, T.;Sakamoto, M.;Ezumi, Naomichi;Yoshikawa, M.;Asakura, N.;Fukumoto, M.;Hatayama, A.;Hirata, M.;Ichimura, M.;Ikezoe, R.;Imai, T.;Islam, M.M.;Kariya, T.;Katanuma, I.;Kohagura, J.;Lee, G.;Masuzaki, S.;Minami, R.;Nakano, T.;Nojiri, K.;Numakura, T.;Sawada, K.;Shoji, M.;Terakado, A.;Togo, S.;Yamashita, S.;Yoshimoto, T.
23rd International Conference on Plasma Surface Interactions in Controlled Fusion Devices (PSI-23)   17 Jun 2018   
GAMMA 10/PDXセントラル部でのECRH偏波制御に関する実験
南, 龍太郎;北條俊孝;假家強;沼倉友晴;岡田麻希;本吉郁哉;八房拓也;今井剛;中嶋洋輔
第35回プラズマ・核融合学会年会   3 Dec 2018   
GAMMA 10/PDXセントラル部におけるECHアンテナ系の改良設計
南, 龍太郎;八房拓也;假家強;沼倉友晴;岡田麻希;北條俊孝;本吉郁哉;今井剛;中嶋洋輔
第35回プラズマ・核融合学会年会   3 Dec 2018   
Generation and Measurement of High Intermittent Heat Flux in GAMMA 10/PDX [Invited]
Minami, Ryutaro;KARIYA, Tsuyoshi;IMAI, Tsuyoshi;NUMAKURA, Tomoharu;OKADA, Maki;HOJO, Toshitaka;MOTOYOSHI, Fumiya;YABUSA, Takuya;HIMENO, Nao;ENDO, Yoichi;NAKASHIMA, Yousuke
12th International Conference on Open Magnetic Systems for Plasma Confinement (OS2018)   27 Aug 2018