ホーム > 江角 直道/ Ezumi, Naomichi
江角 直道
Ezumi, Naomichi
数理物質系 , 准教授 Institute of Pure and Applied Sciences , Associate Professor
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1.
Preliminary experiments on the bias system with concentric electrodes in pilot GAMMA PDX-SC
Tomoharu, Numakura; Mizuki, Sakamoto; Naomichi, Ezumi; Masayuki, Yoshikawa (+5 著者) Yousuke, Nakashima
Journal of Plasma Physics 92: E80-1 (2026)
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2.
GAMMA 10/PDXペレット入射実験における軸方向粒子閉じ込めの時間発展流体シミュレーションによる解析
國井朗光; 東郷, 訓; 吉川正志; 江角直道坂本瑞樹
シミュレーション 45: 41 (2026)
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3.
Machine-learning-based high-temporal-resolution electron temperature evaluation from photomultiplier tube signals in GAMMA 10/PDX: A tandem mirror plasma confinement device
Okamoto, T.; Ezumi, N.; Masuya, C.; Kunii, A. (+4 著者) Sakamoto, M.
REVIEW OF SCIENTIFIC INSTRUMENTS 97: 023502 (2026) Semantic Scholar
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4.
Implementation and Technical Evaluation of Shot-by-Shot Data Transfer from GAMMA 10/PDX To LHD LABCOM Via SNET
YOSHIKAWA, Masayuki; 瑞樹(数理物質系; 坂本; 直道(数理物質系), 江角 (+8 著者) Ohsuna, Masaki
Journal of Fusion Energy 44: 66 (2025) Semantic Scholar
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5.
二種イオンのBohm条件に対する非等方イオン圧力プラズマ流体スキームの性能
東郷, 訓; 滝塚知典; 田中宏彦; 池添竜也 (+2 著者) 坂本瑞樹
シミュレーション 44: 210 (2025)
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6.
Effect of Edge-Localized Mode Simulation on Detached Plasma in the Divertor Simulation Experimental Module of GAMMA 10/PDX
YOSHIKAWA, Masayuki; Kohagura, Junko; Ezumi, Naomichi; Kariya, Tsuyoshi (+13 著者) Van Der Meiden, Hennie
30th IAEA Fusion Energy Conference (FEC2025) IAEA-CN-316-2691: (2025)
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7.
Impact of Ion Temperature on Detached Plasma in GAMMA 10/PDX Divertor Simulation Plasma
Ezumi, Naomichi; Okamoto, Takuma; Takahashi, Satoshi; Kouno, K. (+7 著者) Okamoto, A.
30th IAEA Fusion Energy Conference (FEC2025) IAEA-CN-316-2846: (2025)
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8.
Development of dual-path multi-pass Thomson scattering system in GAMMA 10/PDX
YOSHIKAWA, Masayuki; Yoshida, K.; Kudo, Y.; 直道(数理物質系 (+13 著者) 坂本
JINST 20: C10018-1 (2025) Semantic Scholar
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9.
Self-Consistent Establishment of the Bohm Criterion in Two-Ion-Species Plasmas Based on the Anisotropic-Ion-Pressure Plasma Fluid Scheme
Togo, Satoshi; Takizuka, Tomonori; Tanaka, Hirohiko; Ikezoe, Ryuya (+2 著者) Sakamoto, Mizuki
PLASMA AND FUSION RESEARCH 20: (2025) Semantic Scholar
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10.
Discharge characteristics of a hybrid plasma source using hot cathode arc discharge and helicon wave discharge
Kinashi, Yuta; Ezumi, Naomichi; Seto, Takumi; Miyauchi, Reina (+6 著者) Ohno, Noriyasu
JAPANESE JOURNAL OF APPLIED PHYSICS 64: 060901 (2025) Semantic Scholar
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11.
High-speed camera observation of Hα, Hβ and Hγ associated with mutual neutralization and EIR in GAMMA 10/PDX divertor simulated plasma
Takahashi, S.; Ezumi, N.; Okamoto, T.; Kono, K. (+8 著者) Sakamoto, M.
NUCLEAR MATERIALS AND ENERGY 43: (2025) Semantic Scholar
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12.
Temporal fluid simulation of plasma particle and energy confinement in GAMMA 10/PDX pellet injection experiments
Kunii, Akihiro; Togo, Satoshi; Yoshikawa, Masayuki; Ezumi, Naomichi (+1 著者) Sakamoto, Mizuki
JOURNAL OF ADVANCED SIMULATION IN SCIENCE AND ENGINEERING 12: 211 (2025)
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13.
Behavior of detached simulation plasma by suddenly changed particle flux in GAMMA 10/PDX
Masayuki Yoshikawa; Junko Kohagura; Naomichi Ezumi; Tsuyoshi Kariya (+16 著者) Hennie V. D. Meiden
AIP Advances 14: (2024) Semantic Scholar
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14.
Coexistence of H-MAR and N-MAR in divertor simulation experimental module of GAMMA 10/PDX
Okamoto, T.; Ezumi, N.; Takahashi, S.; Perillo, R. (+7 著者) Sakamoto, M.
NUCLEAR MATERIALS AND ENERGY 41: (2024) Semantic Scholar
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15.
Recent progress of JT-60SA project toward plasma operation
Shirai, H.; Takahashi, K.; Di Pietro, E.; Abate, D. (+308 著者) Sasao, H.
NUCLEAR FUSION 64: (2024) Semantic Scholar
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16.
Electron temperature characterization of H2 processing plasma by optical emission spectroscopy
Nunomura, Shota; Ezumi, Naomichi
APPLIED PHYSICS EXPRESS 17: (2024) Semantic Scholar
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17.
Effect of the magnetic field strength on the argon plasma characteristics of a helicon plasma source with a two-turn flat-loop antenna
Seto, Takumi; Ezumi, Naomichi; Miyauchi, Reina; Okamoto, Takuma (+9 著者) Shinohara, Shunjiro
JOURNAL OF PLASMA PHYSICS 90: (2024) Semantic Scholar
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18.
Study of the pellet ablation cloud using the tomography technique for two-directional simultaneous photography in GAMMA 10/PDX
Yoshikawa, M.; Nakashima, Y.; Kohagura, J.; Shima, Y. (+3 著者) Sakamoto, M.
JOURNAL OF PLASMA PHYSICS 90: (2024) Semantic Scholar
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19.
Time Evolution of 2D Emission Profiles of Detached Plasma during Hydrogen and Impurities Combined Gas Seeding in GAMMA10/PDX
EZUMI, N.; GAMO, H.; TAKAHASHI, S.; OKAMOTO, T. (+8 著者) PERILLO, R.
Proc. 29th IAEA Fusion Energy Conference (FEC 2023) IAEA-CN-316/1658 (2023)
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20.
EFFECT OF HIGHER PARTICLE FLUX ON DETACHED SIMULATION PLASMA IN THE GAMMA 10/PDX DIVERTOR SIMULATION EXPERIMENTAL MODULE
YOSHIKAWA, Masayuki; Kohagura, J; Ezumi, N; Kariya, T (+9 著者) Meiden, H. v
Proc. 29th IAEA Fusion Energy Conference (FEC2023) IAEA-CN-316/1674 279 (2023)
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1.
直線型ダイバータ模擬実験装置を用いた非接触プラズマ形成機構に関する基礎的研究
江角,直道
1999年3月
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321.
Initial Characteristics of a Hot Cathode DC Arc Plasma Source for High-Density Hydrogen Plasma Generation in Pilot GAMMA PDX-SC
Miyauchi, R; Ezumi, N; Seto, T; Okamoto, T; Takanashi, K; Takahashi, S; Togo, S; Nakashima, Y; Sakamoto, M
2nd International Fusion and Plasma Conference & 13th International Conference on Open Magnetic Systems for Plasma Confinement (iFPC & OS2023)
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322.
Importance of Electron Sources in Plasma and Fusion Field - Application to High Density Plasma Generation –
Ezumi, Naomichi
14th International Vacuum Electron Sources Conference (IVESC 2023) 招待有り
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323.
High-Density Plasma Generation by Hot Cathode Arc Discharge Using a Large Diameter LaB6 in Pilot GAMMA PDX-SC
Miyauchi, R; Ezumi, N; Seto, T; Okamoto, T; Takanashi, T; Takahashi, S; Kouno, K; Kawahara, H; Togo, S; Nakashima, Y; Sakamoto, M
14th International Vacuum Electron Sources Conference (IVESC 2023)
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324.
Investigation of Reaction Process during Combined Seeding of Nitrogen and Hydrogen in Divertor Simulated Plasma
Takuma, OKAMOTO; Naomichi, EZUMI; Satoshi, TAKAHASHI; Satoshi, TOGO; Kosuke, TAKANASHI; Keishi, KONO; Hiroto, KAWAHARA; Takumi, SETO; Reina, MIYAUCHI; Mizuki; SAKAMOTO
Global Plasma Forum
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325.
Time Evolution of 2D Emission Profiles of Detached Plasma during Hydrogen and Impurities Combined Gas Seeding in GAMMA10/PDX
EZUMI, N; GAMO, H; TAKAHASHI, S; OKAMOTO, T; TAKANASHI, K; SHIGEMATSU, N; SETO, T; MIYAUCHI, R; TOGO, S; KOHAGURA, J; YOSHIKAWA, M; SAKAMOTO, M; PERILLO, R
29th IAEA Fusion Energy Conference (FEC 2023)
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326.
Observing Plasma Detachment in GAMMA 10/PDX using a High-Speed Camera with Four-Branch Imaging Optics
Ezumi, Naomichi; Takahashi, S; Okamoto, T; Takanashi, K; Kouno, K; Kawahara, H; Seto, T; Miyauchi, R; Togo, S; Hirata, M; Kohagura, J; Yoshikawa, M; Sakamoto, M
8th International Workshop on Plasma Material Interaction Facilities for Fusion Research (PMIF2023) DIFFER
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327.
Development of High Density and Large Diameter Plasma Sources in Superconducting Mirror Device Pilot GAMMA PDX-SC
Ezumi, N; Miyauchi, R; Seto, T; Kohagura, J; Yoshikawa, M; Hirata, M; Togo, S; Nakashima, Y; Sakamoto, M
7th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2023) 招待有り
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328.
Current Status of Development of High-Density Radio Frequency Plasma Source with Flat Loop Antennas for Pilot GAMMA PDX-SC
SETO, Takumi; EZUMI, Naomichi; MIYAUCHI, Reina; OKAMOTO, Takuma; TAKAHASHI, Satoshi; TAKANASHI, Kosuke; KONO, Keishi; Kawahara, Hiroto; HIRATA, Mafumi; TOGO, Satoshi; SAKAMOTO, Mizuki; FURUKAWA, Takeru; SHINOHARA, Shunjiro
7th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2023)
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329.
Evaluation of Electrode Potential and Heat Load of a Cascade Arc Discharge for Realization of High Density Hydrogen Plasma Discharge
Miyauchi, R; Ezumi, N; Seto, T; Okamoto, T; Takanashi, K; Takahashi, S; Kouno, K; Kawahara, H; Togo, S; Nakashima, Y; Sakamoto, M
7th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2023)
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330.
GAMMA 10/PDXにおけるダイバータ形状が非接触プラズマ形成に与える影響に関する研究
江角直道; 髙橋理志; 岡本拓馬; 髙梨宏介; 河野恵士; 河原大翔; 瀬戸拓実; 宮内礼那; 市川遙; 木梨裕太; 仙北裕己; 姫野凌河; 舛矢智温; 東郷, 訓; 平田真史; 小波藏純子; 吉川正志; 中嶋洋輔; 坂本瑞樹; 杉山吏作; 増崎貴
第40回プラズマ・核融合学会 年会
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331.
Pilot GAMMA PDX-SCにおける定常高密度水素プラズマ生成を目指した熱陰極アーク放電プラズマ源開発の進展
宮内礼那; 江角直道; 瀬戸拓実; 岡本拓馬; 小澤宇旦; 髙橋理志; 髙梨宏介; 河原大翔; 河野恵士; 東郷, 訓; 平田真史; 中嶋洋輔; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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332.
GAMMA 10/PDXダイバータ模擬実験における水素ガス入射時の 水素分子振動回転温度の多点計測
河野恵士; 江角直道; 岡本拓馬; 髙橋理志; 髙梨宏介; 河原大翔; 瀬戸拓実; 宮内礼那; 市川遙; 木梨裕太; 仙北裕己; 姫野凌河; 舛矢智温; 東郷訓; 平田真史; 小波藏純子; 吉川正志; 中嶋洋輔; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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333.
GAMMA 10/PDX ダイバータ模擬プラズマの非接触化過程における発光時空間分布への不純物ガス入射位置の影響
髙橋理志; 江角直道; 岡本拓馬; 髙梨宏介; 河野恵士; 河原大翔; 瀬戸拓実; 宮内礼那; 東郷訓; 平田真史; 小波藏純子; 吉川正志; 中嶋洋輔; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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334.
GAMMA 10/PDXにおける窒素+水素重畳入射時の反応生成物の時間発展解析
岡本拓馬; 江角直道; 東郷訓; 瀬戸拓実; 髙梨宏介; 髙橋理志; 宮内礼那; 河原大翔; 河野恵士; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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335.
Pilot GAMMA PDX-SC磁気スロート付近の流速計測に向けたマッハプローブの開発
河原大翔; 江角直道; 岡本拓馬; 市川遙; 瀬戸拓実; 宮内礼那; 髙梨宏介; 髙橋理志; 河野恵士; 木梨裕太; 仙北裕己; 姫野凌河; 舛矢智温; 東郷訓; 平田真史; 小波藏純子; 吉川正志; 中嶋洋輔; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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336.
Pilot GAMMA PDX-SCにおける大口径高密度水素プラズマの生成にむけたヘリコン波プラズマ源開発の進展
瀬戸拓実; 江角直道; 宮内礼那; 木梨裕太; 岡本拓馬; 髙橋理志; 髙梨宏介; 小澤宇旦; 河原大翔; 河野恵士; バッタライ大; 平田真史; 東郷訓; 小波藏純子; 吉川正志; 市村真; 中嶋洋輔; 坂本瑞樹; 古川武留; 篠原俊二郎
第40回プラズマ・核融合学会 年会
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337.
GAMMA 10/PDXセントラル部におけるICRF差周波加熱に向けたアンテナ位相制御時のマイクロ波反射計による波動計測
バッタライ大; 平田真史; 小澤宇旦; 木梨裕太; 瀬戸拓実; 宮内礼那; 姫野凌河; 池添竜也; ジャンソウォン; 市村真; 江角直道; 東郷訓; 中嶋洋輔; 坂本瑞樹
第40回プラズマ・核融合学会 年会
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338.
Development of a plasma fluid model based on anisotropy of ion velocity distribution function by comparison with a particle-in-cell model
東郷, 訓; 伊庭野, 健造; 滝塚, 知典; 本間, 裕貴; 本間, 佳史; 江本, 一磨; 江角, 直道; 坂本, 瑞樹
2023年度 NIFS共同研究 第2回ダイバータモデリング研究作業会
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339.
RFビーム軌道調整による長パルスECHにおける高密度プラズマ・熱流束分布の最適化
米田優; 假家強; 南龍太郎; 沼倉友晴; 岸紘平; 山戸教平; 嶋頼子; 加藤駿人; 小波蔵純子; 吉川正志; 高梨宏介; 岡本拓馬; 河原大翔; 江角直道; 遠藤洋一; 今井剛; 坂本瑞樹
第40回 プラズマ核融合学会 年会
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340.
Development of dual-path multi-pass Thomson scattering system in GAMMA 10/PDX
Yoshikawa, Masayuki; Kohagura, J; Shima, Yoriko; Nakashima, Y; Ezumi, N; 龍太郎; 数理物質系), 南; 瑞樹(数理物質系), 坂本; Yasuhara, R; Yamada, I; Funaba, H; Kenmochi, N; Minami, T; Meiden; H. van der
20th International Symposium on Laser-Aided Plasma Diagnostics
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1. 特願2024-073925: プラズマプロセスにおける電子温度の決定方法
布村正太; 江角, 直道
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