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吉川正志

Yoshikawa, Masayuki

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

http://www.prc.tsukuba.ac.jp/~yosikawa/index.html

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。

41. YAG-Thomson Scattering System in GAMMA 10/PDX Central and End Cells YOSHIKAWA, Masayuki; MINAMI, Ryutaro; EZUMI, Naomichi; YAMADA, Ichihiro (+11 著者) NAKASHIMA, Yousuke
Plasma and Fusion Research 14: 2402002 (2019) Semantic Scholar
42. A Full Wave Simulation on the Density Dependence of a Slow Wave Excitation in the GAMMA 10/PDX Central Cell with TASK/WF3D IKEZOE, Ryuya; KUBOTA, Yushi; ICHIMURA, Makoto; HIRATA, Mafumi (+11 著者) FUKUYAMA, Atsushi
Plasma and Fusion Research 14: 2402003 (2019) Semantic Scholar
43. Multipoint measurements employing a microwave interferometer and a Langmuir probe in the detached linear plasma Natsume, H; Tanaka, H; Kajita, S; Yoshikawa, M (+2 著者) Ohno, N
AIP ADVANCES 9: (2019) Semantic Scholar
44. Prototype of a Quasi-Optical Launcher System of a 4 mm Round-Trip Interferometer for the QUEST Spherical Tokamak Experiments YUNOKI, Miu; IDEI, Hiroshi; NAKAMURA, Kazuo; FUKUYAMA, Masaharu (+4 著者) YOSHIKAWA, Masayuki
Plasma and Fusion Research 14: 3402122 - 3402122 (2019) Semantic Scholar
45. Prototype of a Quasi-Optical Launcher System of a 4 mm Round-Trip Interferometer for the QUEST Spherical Tokamak Experiments YUNOKI, Miu; IDEI, Hiroshi; NAKAMURA, Kazuo; FUKUYAMA, Masaharu (+4 著者) YOSHIKAWA, Masayuki
Plasma and Fusion Research 14: 3402122 (2019) Semantic Scholar
46. Flute like fluctuation suppression by the potential formation in GAMMA 10/PDX Yoshikawa, Masayuki; Kohagura, J; M.Sakamoto; Ezumi, N (+9 著者) Ikezoe, R
27th IAEA Fusion Energy Conference IAEA CN-258: (2018)
47. Development of a laser amplification system for the multi-pass Thomson scattering system for GAMMA 10/PDX Yoshikawa, M; Kohagura, J; Chikatsu, M; Shima, Y (+8 著者) Kenmochi, N
The Review of scientific instruments 89: 10C102 (2018) Semantic Scholar
48. Blob- and hole-like structures outstanding during the transition from attached to detached divertor states in GAMMA 10/PDX Tanaka, H; Sakamoto, M; Ezumi, N; Nojiri, K (+6 著者) Ohno, N
PHYSICS OF PLASMAS 25: (2018) Semantic Scholar
49. Localized spiraling plasma ejection contributing the ion-flux broadening in the detached linear plasma H. Tanaka; K. Takeyama; M. Yoshikawa; S. Kajita (+1 著者) Y. Hayashi
Plasma Physics and Controlled Fusion 60: (2018) Semantic Scholar
50. Development and application of radar reflectometer using micro to infrared waves Mase, A; Kogi, Y; Kuwahara, D; Nagayama, Y (+18 著者) N. C. Jr
ADVANCES IN PHYSICS-X 3: 633 (2018) Semantic Scholar
51. Radial Profile Measurements of Electron Temperature and Density Using the Thomson Scattering System in GAMMA 10/PDX YOSHIKAWA, Masayuki; FUNABA, Hisamichi; MINAMI, Takashi; KENMOCHI, Naoki (+7 著者) YASUHARA, Ryo
Plasma and Fusion Research 13: 3402051 (2018) Semantic Scholar
52. Impact of the Upstream Plasma Parameters on the Spectroscopic Measurement in the GAMMA 10/PDX Divertor Simulation Experiments YOKODO, Takayuki; YAMASHITA, Sotaro; TERAKADO, Akihiro; NOJIRI, Kunpei (+14 著者) LEE, Guanyi
Plasma and Fusion Research 13: 3402032 (2018) Semantic Scholar
53. Study of Plasma Behavior during ECRH Injection in the GAMMA 10 SMBI Experiments Md. Maidul Islam; Yousuke Nakashima; Shinji Kobayashi; Nobuhiro Nishino (+15 著者) Tsuyoshi Imai
Journal of Physics: Conference Series 959: (2018) Semantic Scholar
54. Measurement of ICRF wave propagation using a microwave reflectometer with fast antenna switching on GAMMA 10 R. Ikezoe; M. Ichimura; J. Itagaki; M. Hirata (+10 著者) Y. Nakashima
JOURNAL OF INSTRUMENTATION 12: C12017-1 (2017) Semantic Scholar
55. Fully non-inductive second harmonic electron cyclotron plasma ramp-up in the QUEST spherical tokamak H. Idei; T. Kariya; T. Imai; K. Mishra (+23 著者) K. Toi
NUCLEAR FUSION 57: (2017) Semantic Scholar
56. GAMMA10/PDXにおけるトムソン散乱計測システムの構築吉川,正志
平成28年度双方向型共同研究成果報告書 13 (2017)
57. GAMMA10/PDX境界プラズマの放射スペクトルの研究吉川,正志
平成28年度核融合科学研究所一般共同研究成果報告書 295 (2017)
58. MIXED p TYPE STRUCTURE IN WILKINSON POWER DIVIDER DESIGN WITH 3rd HARMONIC SUPPRESSION Xiaolong Wang; Zhewang Ma; Masayuki Yoshikawa; Junko Kohagura (+2 著者) Atsushi Mase
MICROWAVE AND OPTICAL TECHNOLOGY LETTERS 59: 1245 (2017) Semantic Scholar
59. Localized density fluctuation in the downstream of detached plasma Kohei Takeyama; Noriyasu Ohno; Masayuki Yoshikawa; Hirohiko TanakaShin Kajita
Plasma and Fusion Research 12: 1202007 (2017) Semantic Scholar
60. Plasma detachment study of high density helium plasmas in the Pilot-PSI device Y. Hayashi; K. Jesko; H. J. van der Meiden; J. W. M. Vernimmen (+4 著者) S. Masuzaki
NUCLEAR FUSION 56: 126006 (2016) Semantic Scholar

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1. Observation of nitrogen assisted/associated recombination in divertor relevant hydrogen plasma of GAMMA 10/PDX Ezumi, Naomichi; Gamo, H; Sugiyama, T; Kondo, A; Shigematsu, N; Seto, T; Okamoto, T; Takanashi, K; Takahashi, S; Togo, S; Hirata, Mafumi; Kohagura, Junko; Yoshikawa, Masayuki; Nakashima, Yousuke; Sakamoto, Mizuki; Masuzaki, S
ISPlasma2022 / IC-PLANTS2022 2022年3月6日
2. 接触・非接触遷移にともなうダイバータ模擬プラズマの原子分子過程の研究吉川, 正志
核融合科学研究所一般共同研究「原子分子過程研究の最先端と先進的プラズマ分光計測」「原子分子データ応用フォーラムセミナー」合同研究会 2021年12月22日
3. GAMMA 10/PDXにおけるV字ターゲット角度によるダイバータ模擬プラズマへの影響杉山吏作; 江角直道; 蒲生宙樹; 近藤綾音; 重松直希; 瀬戸拓実; 平田真史; 小波藏純子; 吉川正志; 中嶋洋輔; 皇甫度均; 東郷訓; 坂本瑞樹; 桑原竜弥; 田中宏彦; 大野哲靖; 澤田圭司; 利根川昭; 増崎貴; 河村学思
第38回プラズマ・核融合学会年会 2021年11月22日
4. GAMMA 10/PDXダイバータ模擬実験における水素ガスと窒素及びネオンガスとの重畳入射が非接触プラズマ形成へ及ぼす影響蒲生宙樹; 江角直道; 杉山吏作; 近藤綾音; 重松直希; 瀬戸拓実; 東郷訓; 平田真史; 小波藏純子; 吉川正志; 皇甫度均; 中嶋洋輔; 坂本瑞樹; Perillo, R; 桑原竜弥; 田中宏彦; 大野哲靖; 澤田圭司; 利根川昭; 増崎貴
第38回プラズマ・核融合学会年会 2021年11月22日
5. GAMMA 10/PDXにおける非接触プラズマ生成時の電子温度・密度計測吉川, 正志; Kohagura, J; 中嶋洋輔; 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; 桑原大介; 中西博之; 中西博之; 嶋頼子; 竹田陽平; 林壮哉; 林壮哉
第38回プラズマ・核融合学会年会 2021年11月22日
6. LHD外でLABCOMシステムを使ったデータ収集システムと運用の現状吉川, 正志
第38回プラズマ・核融合学会年会 2021年11月22日
7. Hydrogen recycling study using a high temperature target in GAMMA 10/PDX tandem mirror Sakamoto, Mizuki; Miyake, Y; Gamo, H; Sugiyama, T; Kondo, A; Shigematsu, N; Seto, T; Nojiri, K; Nakashima, Yousuke; Hwangbo, D; Togo, S; Kohagura, Junko; Hirata, Mafumi; Ezumi, Naomichi; Yoshikawa, Masayuki
5th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP2021) 2021年9月26日招待有り
8. Recent results of GAMMA 10/PDX and construction of a superconducting mirror machine Sakamoto, Mizuki; Kariya, Tsuyoshi; Yoshikawa, Masayuki; Ezumi, Naomichi; Minami, Ryutaro; Hirata, Mafumi; Kohagura, Junko; Numakura, T; Togo, S; Hwangbo, D; Katanuma, I; Nakashima, Yousuke; Imai, T; Ichimura, Makoto; Unterberg, B
3rd International Workshop on Gas Dynamic Trap based Fusion Neutron Source (GDT-FNS) 2021年9月13日招待有り
9. Extension of operation regimes for advanced heliotron plasmas using stochastic electrostatic acceleration Yoshikawa, Masayuki; Nakashima, Y; Kohagura, J; Okada, H; Kado, S; Zhang, P; Kobayashi, S; Luo, M; Takeda, Y; Matoike, R; Miyashita, A; Inoshita, K
The 12th International Symposium of Advanced Energy Science 2021年9月7日
10. Present status of GAMMA 10/PDX and a new project of a superconducting mirror machine Sakamoto, Mizuki; Kariya, Tsuyoshi; Yoshikawa, Masayuki; Ezumi, Naomichi; Minami, Ryutaro; Hirata, Mafumi; Kohagura, Junko; Numakura, T; Togo, S; Hwangbo, D; Katanuma, I; Nakashima, Yousuke; Imai, T; Ichimura, Makoto; Unterberg, B
International Mini-Workshop on Open Magnetic Systems for Plasma Confinement (OS2021) 2021年8月24日招待有り
11. Divertor simulation experiment in the open magnetic field of GAMMA 10/PDX: effect of nitrogen seeding on plasma detachment Ezumi, Naomichi; Gamo, H; Sugiyama, T; Kondo, A; Togo, S; Hirata, Mafumi; Kohagura, Junko; Yoshikawa, Masayuki; Nakashima, Yousuke; Sakamoto, Mizuki; Perillo, R; Ohno, N; Sawada, K; Masuzaki, S
International Mini-Workshop on Open Magnetic Systems for Plasma Confinement (OS2021) 2021年8月24日
12. Fluctuation study and development of Thomson scattering system in the tandem mirror GAMMA 10/PDX Yoshikawa, Masayuki; Kohagura, Junko; Ezumi, Naomichi; Nakashima, Yousuke; Kariya, Tsuyoshi; Hirata, Mafumi; Minami, Ryutaro; Ichimura, Makoto; Sakamoto, Mizuki; Islam, Shahinul Md; Shima, Yoriko; Nakanishi, Hiroyuki; Yasuhara, Ryo; Yamada, Ichihiro; Funaba, Hisamichi; Kenmochi, Naoki; Minami, Takashi; Kuwahara, Daisuke; Maiden; Hennie Van der
International Mini-Workshop on Open Magnetic Systems for Plasma Confinement (OS2021) 2021年8月24日招待有り
13. Influence of Nitrogen and Neon on Plasma Detachment during Combined Seeding with Hydrogen on Divertor Simulation Experiment of GAMMA 10/PDX Ezumi, Naomichi; Gamo, H; Sugiyama, T; Kondo, A; Togo, S; Hirata, Mafumi; Kohagura, Junko; Yoshikawa, Masayuki; Nakashima, Yousuke; Sakamoto, Mizuki; Perillo, R; Ohno, N; Sawada, K; Kado, S; Masuzaki, S
30th ITPA-DivSOL meeting 2021年6月28日
14. Pilot GAMMA PDX-SCにおけるプラズマ計測吉川, 正志
筑波大学プラズマ研究センターシンポジウム 2021年3月18日
15. Fast visible light measurements for the study of RF waves in plasma Ejiri, A; Hirata, M; Ichimura, M; Ikezoe, R; Kamio, S; Yoshikawa, M
核融合エネルギーフォーラムプラズマ物理クラスター計測サブクラスター令和2年度第1回会合 2021年2月10日
16. Role of Molecular Processes and Target Configuration on Plasma Detachment in GAMMA 10/PDX Ezumi, Naomichi; Gamo, H; Sugiyama, T; Nojiri, K; Kondo, A; Hirata, M; Kohagura, J; Yoshikawa, M; Nakashima, Y; Sakamoto, M; Perillo, R; Guo, H.Y; Kuwabara, T; Tanaka, H; Ohno, N; Sawada, K; Kado, S; Tonegawa, A; Masuzaki, S
24th International Conference on Plasma Surface Interaction in Fusion Devices (PSI-24) 2021年1月25日
17. First electron temperature measurements by the multi-pass Thomson scattering system with the laser amplification system in GAMMA 10/PDX Yoshikawa, Masayuki; Kohagura, J; Shima, Y; Nakanishi, H; Sakamoto, M; Minami, R; Ezumi, N; Nakashima, Y
The 23rd topical conference on High Temperature Plasma Diagnostics 2020年12月14日
18. A Ku-band Multichannel Doppler Reflectometer System on GAMMA 10/PDX”, The 23rd topical conference on High Temperature Plasma Diagnostics Kohagura, J; Masaki, S; Tokuzawa, T; Yoshikawa, M; Shima, Y; Nakanishi, H; Nakashima, Y; Sakamoto, M
The 23rd topical conference on High Temperature Plasma Diagnostics 2020年12月14日
19. Measurement of density-fluctuation structure owing to spontaneously excited waves by using microwave reflectometer system in the central cell on GAMMA 10/PDX Sekine, R; Hirata, M; Ikezoe, R; Jang, S; Kubota, Y; Kayano, H; Sugata, K; Aizawa, T; Noguchi, D; Kim, D; Sugimoto, Y; Matsuura, R; Yamazaki, H; Ichimura, M; Yoshikawa, M; Kohagura, J; Nakashima, Y; Ezumi, N; Sakamoto, M
The 23rd topical conference on High Temperature Plasma Diagnostics 2020年12月14日
20. GAMMA 10/PDX セントラル部での印加波動に起因するICRF差周波波動によるイオン加熱の計測栢野, 大樹; 平田, 真史; 江角, 直道; 山崎, 響; ジャン, ソウォン; 菅田, 海里; 相澤, 拓実; 野口, 大地; KIM, DOYEON; 杉本, 勇大; 松浦, 礼奈; 吉川, 正志; 池添, 竜也; 市村, 真; 坂本, 瑞樹
第37回プラズマ・核融合学会年会 2020年12月1日