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江角直道

Ezumi, Naomichi

数理物質系 , 准教授
Institute of Pure and Applied Sciences , Associate Professor

http://www.prc.tsukuba.ac.jp

オープンアクセス版の論文は「つくばリポジトリ」で読むことができます。

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)
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)
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
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
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)
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)
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)
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
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
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
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
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)
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
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
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
16. Electron temperature characterization of H₂ processing plasma by optical emission spectroscopy Nunomura, Shota; Ezumi, Naomichi
APPLIED PHYSICS EXPRESS 17: (2024) Semantic Scholar
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
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
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)
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

341. Development of Plasma Diagnostics in GAMMA 10/PDX Yoshikawa, Masayuki; Kohagura, J; Ezumi, N; Nakashima, Y; 龍太郎; 数理物質系), 南; 瑞樹(数理物質系), 坂本; Shima, Yoriko; Yasuhara, R; Yamada, I; Funaba, H; Kenmochi, N; Minami, T; Meiden; H. van der; Kobayashi, Shinji
2nd International Fusion and Plasma Conference & 13th International Conference on Open Magnetic Systems for Plasma Confinement 招待有り
342. EFFECT OF HIGHER PARTICLE FLUX ON DETACHED SIMULATION PLASMA IN THE GAMMA 10/PDX DIVERTOR SIMULATION EXPERIMENTAL MODULE Yoshikawa, Masayuki; Kohagura, J; Ezumi, N; 龍太郎(数理物質系), 南; Kariya, T; Numakura, T; Hirata, M; Togo, S; 瑞樹(数理物質系; 坂本; Nakashima, Y; Shima, Yoriko; Kobayashi, Shinji; Kuwahara, D; Meiden; H. van der
29th IAEA Fusion Energy Conference (FEC2023)
343. Effect of high-particle flux produced by pellet fueling in the core plasma to the divertor simulation module plasma in GAMMA 10/PDX Yoshikawa, Masayuki; Kohagura, J; Nakashima, Y; Shima, Yoriko; Kobayashi, Shinji; 龍太郎(数理物質系), 南; Ezumi, N; 瑞樹(数理物質系; 坂本
7th Asia-Pacific Conference on Plasma Physics
344. GAMMA 10/PDXにおける先進計測 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
スクレイプ・オフ層及びダイバータ物理サブクラスター炉材料サブクラスター、ブランケットサブクラスター、ダイバータサブクラスター (令和5年度第1回) 筑波大学プラズマ研究センターシンポジウム合同会合
345. GAMMA 10/PDXダイバータ模擬実験およびシミュレーション研究の最近の話題江角, 直道; 東郷, 訓; 江本, 一磨; 高橋, 理志; 岡本, 拓馬; 髙梨, 宏介; 本間, 佳史; 堺井, 太陽; 河野, 恵士; 河原, 大翔; 瀬戸, 拓実; 宮内, 礼那; 平田, 真史; 小波蔵, 純子; 吉川, 正志; 坂本, 瑞樹
QST原型炉共同研究会合
346. PICコードを用いた開放磁場系プラズマ流体モデルのベンチマーク東郷, 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
NIFS共同研究夏の合同研究会
347. Development of a Plasma Fluid Model Covering a Range of Coulomb Collisionality by Comparison with a Particle-in-Cell Model Togo, Satoshi; Ibano, Kenzo; Takizuka, Tomonori; Homma, Yuki; Homma, Keishi; Emoto, Kazuma; Ezumi, Naomichi; Sakamoto, Mizuki
Global Plasma Forum
348. 超伝導ミラー装置Pilot GAMMA PDX-SC実験の進展坂本, 瑞樹; 假家, 強; 吉川, 正志; 江角, 直道; 南, 龍太郎; 平田, 真史; 小波蔵, 純子; 沼倉, 友晴; 瀬戸, 拓実; 宮内, 礼那; 東郷, 訓; 皇甫, 度均; 江本, 一磨; 杉山, 昭彦; 和所, 保規; 遠藤, 洋一; 嶋, 頼子; 大川, 和夫; 片沼, 伊佐夫; 中嶋, 洋輔; 今井, 剛; 市村, 真; B; Unterberg
第40回プラズマ・核融合学会年会プラズマ・核融合学会
349. スクレイプオフ層-ダイバータプラズマにおける熱流束方程式の解と運動論的モデルとの比較東郷, 訓; 本間, 佳史; 伊庭野, 健造; 滝塚, 知典; 本間, 裕貴; 國井, 朗光; 鴨居, 優希; 江本, 一磨; 江角, 直道; 坂本, 瑞樹
第40回プラズマ・核融合学会年会プラズマ・核融合学会
350. 原型炉ダイバータ開発研究に向けた長パルスECHによる高密度プラズマの生成米田優; 假家強; 南龍太郎; 沼倉友晴; 重松直希; 嶋頼子; 加藤駿人; 高橋圭介; 小波蔵純子; 吉川正志; 岡本拓馬; 河原大翔; 江角直道; 遠藤洋一
第39回プラズマ・核融合学会年会
351. Comparison of Spatio-temporal Distribution of Emissions Related to N MAR Based on High Speed Camera Observation in GAMMA 10/PDX Divertor Simulated Plasmas Takahashi, S; Ezumi, N; Tamura, T; Okamoto, T; Shigematsu, N; Takanashi, K; Seto, T; Togo, S; Hirata, M; Kohagura, J; Yoshikawa, M; Nakashima, Y; Sakamoto, M
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
352. Development of infrared imaging video bolometer system for radiation power measurement in the upstream of GAMMA 10/PDX divertor simulation plasma Shigematsu, N; Ezumi, N; Mukai, Kiyofumi; Seto, T; Okamoto, T; Takanashi, K; Takahashi, S; MIYAUCHI, Reina; Togo, S; Hirata, M; Kohagura, J; Yoshikawa, M; MINAMI, Ryutaro; Nakashima, Y; Sakamoto, M
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
353. 高密度プラズマ領域における非接触プラズマ実験に向けた粒子補給制御による高密度プラズマ生成実験吉川正志; 小波蔵純子; 中嶋洋輔; 中西博之; 嶋頼子; 竹田陽平; 山梨眞樹; 林壮哉; 江角直道; 重松直希; 岡本拓馬; 高橋理志; 南龍太郎; 坂本瑞樹; 小林進二
第39回プラズマ・核融合学会年会
354. GAMMA10/PDXセントラル部におけるThomson散乱計測システムを用いた電子温度・電子密度の空間分布測定および高時間分解計測山梨眞樹; 吉川正志; 小波蔵純子; 中西博之; 嶋頼子; 林壮哉; 江角直道; 南龍太郎; 坂本瑞樹; 安原亮; 山田一博; 舟場久芳; 釼持尚輝; 南貴司
第39回プラズマ・核融合学会年会
355. GAMMA 10/PDXダイバータ模擬プラズマの電子温度・密度計測に向けたトムソン散乱計測システムの開発林壮哉; 吉川正志; 小波蔵純子; 中西博之; 嶋頼子; 山梨眞樹; 江角直道; 南龍太郎; 坂本瑞樹; 安原亮; 山田一博; 舟場久芳; 釼持尚輝; 南貴司
第39回プラズマ・核融合学会年会
356. Development of Steady State High Density Helicon Plasma Source with 2-turn Flat Loop Antenna for DEMO Divertor Simulation Experiment Seto, T; Ezumi, N; Miyauchi, R; Shigematsu, N; Okamoto, T; Takahashi, S; Takanashi, K; Hirata, M; Togo, S; Sakamoto, M; Furukawa, T; Shinohara, S
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
357. Observation of Hydrogen Emission Spectra in discharge region of Hot Cathode DC Arc Hydrogen Plasma Source MIYAUCHI, Reina; Ezumi, Naomichi; Togo, Satoshi; SETO, Takumi; SHIGEMATSU, Naoki; OKAMOTO, Takuma; TAKANASHI, Kousuke; TAKAHASHI, Satoshi; TAKAHASHI, Masahiro; KAWAHARA, Hiroto; KONO, Keishi; TAMURA, Kae; NAKASHIMA, Yousuke; SAKAMOTO, Mizuki
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
358. Analysis of the contribution of magnetic moment conservation to ion energy transport in the GAMMA 10/PDX divergent field region TAKANASHI, Kosuke; TOGO, Satoshi; Ezumi, Naomichi; HIRATA, Mafumi; SUGIYAMA, Tsukasa; SHIGEMATSU, Naoki; SETO, Takumi; OKAMOTO, Takuma; TAKAHASHI, Satoshi; NOJIRI, Kunpei; SAKAMOTO, Mizuki
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
359. Influence of N-MAR on Ion Flux Reduction during N2 and H2 Seeding in Hydrogen plasma Takuma, Okamoto; Ezumi, Naomichi; Satoshi, TOGO; Naoki; SHIGEMATSU; Takumi, SETO; Kosuke, TAKANASHI; Satoshi, TAKAHASHI; Reina, MIYAUCHI; Mizuki; SAKAMOTO
The 31th International Toki Conference on Plasma and Fusion Research (ITC31)
360. Spatiotemporal observation of N-MAR in GAMMA 10/PDX Ezumi, Naomichi; Gamo, H; Takahashi, S; Sugiyama, T; Okamoto, T; Shigematsu, N; Takanashi, K; Kondo, A; Seto, T; Togo, S; Hirata, M; Hwangbo, D; Kohagura, J; Yoshikawa, M; Nakashima, Y; Sakamoto, M; Perillo, R; Ohno, N; Sawada, K; Masuzaki, S
25th International Conference on Plasma Surface Interaction in Fusion Devices (PSI-25)