中村祐司 (Yuji Nakamura) - 論文

Plasma beta dependence of turbulent transport suggesting an advantage of weak magnetic shear from local and global gyrokinetic simulations

A. Ishizawa, Y. Kishimoto, K. Imadera, Y. Nakamura, S. Maeyama

Nuclear Fusion 64(6) 066008-066008 2024年4月23日

Effects of the resonance modification by electron cyclotron current drive on the linear and nonlinear dynamics of energetic particle driven magnetohydrodynamics modes in Heliotron J

P. Adulsiriswad, Y. Todo, S. Yamamoto, S. Kado, S. Kobayashi, S. Ohshima, H. Okada, T. Minami, Y. Nakamura, A. Ishizawa …

Nuclear Fusion 2024年1月1日

Impact of multifold magnetic structure on spectroscopy analysis in Heliotron J based on EMC3-EIRENE simulation

F. Cai, S. Kado, G. Kawamura, C. Feng, R. Matoike, A. Miyashita, S. Ohshima, T. Minami, S. Inagaki, F. Kin …

Contributions to Plasma Physics 2024年

Response of Energetic-Particle-Driven Magnetohydrodynamics (MHD) Instability to Modulated ECH in Heliotron J

Yao ZHONG, Kazunobu NAGASAKI, Zhibin WANG, Shinji KOBAYASHI, Shigeru INAGAKI, Takashi MINAMI, Shinichiro KADO, Shinsuke OHSHIMA, Fumiyoshi KIN, Chenyu WANG …

Plasma and Fusion Research 19 1202008-1 2024年

Plasma beta dependence of ion temperature gradient driven turbulence influenced by Shafranov shift

M Niiro, A Ishizawa, Y Nakamura, S Maeyama, T-H Watanabe

Plasma Physics and Controlled Fusion 65(6) 065004-065004 2023年4月21日

Simulation Method and Code Development for Non-Axisymmetric Eddy Currents on Vacuum Vessels

Yushiro YAMASHITA, Yuji NAKAMURA, Akihiro ISHIZAWA, Kiyomasa WATANABE

Plasma and Fusion Research 17 1403104 2022年11月査読有り

Spatially resolved measurement of helium atom emission line spectrum in scrape-off layer of Heliotron J by near-infrared Stokes spectropolarimetry

Tomoki Chatani, Taiichi Shikama, Yohei Ueno, Shinichiro Kado, Hayato Kawazome, Takashi Minami, Ryota Matoike, Minato Murakumo, Shinji Kobayashi, Shinsuke Ohshima …

Scientific Reports 12(1) 2022年9月23日

Two types of helical core equilibrium states in tokamak plasmas

Shumpei Kawagoe, Akihiro Ishizawa, Nobuyuki Aiba, Yuji Nakamura

Plasma Physics and Controlled Fusion 2022年7月20日

Global saturation physics of ion temperature gradient turbulence in finite normalized pressure tokamaks

H. Masui, A. Ishizawa, K. Imadera, Y. Kishimoto, Y. Nakamura

Nuclear Fusion 62(7) 074001-074001 2022年7月1日

Role of pre-ionization in NBI plasma start-up of Heliotron J using non-resonant microwave heating

S. Kobayashi, K. Nagasaki, K. Hada, T. Stange, H. Okada, T. Minami, S. Kado, S. Ohshima, K. Tokuhara, Y. Nakamura …

Nuclear Fusion 61(11) 116009-116009 2021年11月1日

Numerical investigation into the peripheral energetic-particle-driven MHD modes in Heliotron J with free boundary hybrid simulation

P. Adulsiriswad, Y. Todo, S. Kado, S. Yamamoto, S. Kobayashi, S. Ohshima, H. Okada, T. Minami, Y. Nakamura, A. Ishizawa …

Nuclear Fusion 61(11) 2021年11月

Isotope effect on zonal flow and its configuration dependence in low-density electron-cyclotron-resonance heated plasmas in Heliotron J

S Ohshima, H Okada, L Zang, S Kobayashi, T Minami, S Kado, P Adulsiriswad, D Qiu, R Matoike, M Luo …

Plasma Physics and Controlled Fusion 63(10) 104002-104002 2021年10月1日

Multi-scale interactions between turbulence and magnetohydrodynamic instability driven by energetic particles

Akihiro Ishizawa, Kenji Imadera, Yuji Nakamura, Yasuaki Kishimoto

Nuclear Fusion 2021年8月19日

Electron temperature measurement using electron bernstein emission in Heliotron J

K. Nagasaki, Y. Kato, Y. Oka, H. Igami, T. Minami, S. Kado, S. Kobayashi, S. Ohshima, Y. Nakamura, A. Ishizawa …

47th EPS Conference on Plasma Physics, EPS 2021 2021- 1016-1019 2021年

Global gyrokinetic nonlinear simulations of kinetic infernal modes in reversed shear tokamaks

Y. Ishida, A. Ishizawa, K. Imadera, Y. Kishimoto, Y. Nakamura

Physics of Plasmas 27(9) 092302-092302 2020年9月

Magnetohydrodynamic hybrid simulation of Alfven eigenmodes in Heliotron J, a low shear helical axis stellarator/heliotron

P. Adulsiriswad, Y. Todo, S. Yamamoto, S. Kado, S. Kobayashi, S. Ohshima, H. Okada, T. Minami, Y. Nakamura, A. Ishizawa …

NUCLEAR FUSION 60(9) 2020年9月査読有り

Influence of plasma boundary shape on helical core/long-lived mode in tokamak plasmas

Y. Nakamura, A. Ishizawa, Y. Ishida

PHYSICS OF PLASMAS 27(9) 2020年9月査読有り筆頭著者

Measurement of Radial Correlation Lengths of Electron Density Fluctuations in Heliotron J Using O-Mode Reflectometry

Niels Smith, Kazunobu Nagasaki, Josefine H. E. Proll, Hiroyuki Okada, Takashi Minami, Shin-ichiro Kado, Shinji Kobayashi, Shinsuke Ohshima, Shigeru Konoshima, Tohru Mizuuchi …

PLASMA AND FUSION RESEARCH 15 2020年8月査読有り

Measurement of Electron Temperature Profile and Fluctuation with ECE Radiometer System in Heliotron J

Maoyuan LUO, Kazunobu NAGASAKI, Gavin WEIR, Hiroyuki OKADA, Takashi MINAMI, Shinichiro KADO, Shinji KOBAYASHI, Satoshi YAMAMOTO, Shinsuke OHSHIMA, Tohru MIZUUCHI …

Plasma and Fusion Research 15 2402038-2402038 2020年7月2日

Study of seed plasma generation for NBI plasma start-up using non-resonant microwave launch in Heliotron J

S Kobayashi, K Nagasaki, T Stange, T Mizuuchi, H Okada, T Minami, S Kado, S Yamamoto, S Ohshima, K Hada …

Plasma Physics and Controlled Fusion 62(6) 065009-065009 2020年6月1日査読有り

中村祐司

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