年別の研究成果
年別の研究成果
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2024
A study on Z-dependence of impurity confinement and transport in lithium-powder induced reduced-turbulence plasmas in LHD
and the LHD team, 2024, 50th EPS Conference on Plasma Physics, EPS 2024. Kirk, J. & Volpe, L. (eds.). European Physical Society (EPS), (50th EPS Conference on Plasma Physics, EPS 2024).研究成果: 書籍/レポート タイプへの寄稿 › 会議への寄与
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Degradation of fast-ion confinement depending on the neutral beam power in MHD quiescent LHD plasmas
Nuga, H., Seki, R., Ogawa, K., Yamaguchi, H., Kamio, S., Fujiwara, Y., Kawamoto, Y., Yoshinuma, M., Kobayashi, T., Takemura, Y., Isobe, M., Osakabe, M. & Yokoyama, M., 6月 2024, In: Nuclear Fusion. 64, 6, 066001.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Direct observation of collisionless energy transfer from MHD wave to ions via Landau and transit-time damping in laboratory plasma
Ida, K., Kobayashi, T., Yoshinuma, M., Nagaoka, K., Ogawa, K., Tokuzawa, T., Nuga, H. & Katoh, Y., 2024, 50th EPS Conference on Plasma Physics, EPS 2024. Kirk, J. & Volpe, L. (eds.). European Physical Society (EPS), (50th EPS Conference on Plasma Physics, EPS 2024).研究成果: 書籍/レポート タイプへの寄稿 › 会議への寄与
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Effect of toroidal rotation on impurity transport in tokamak improved confinement
Mochinaga, S., Kasuya, N., Fukuyama, A. & Yagi, M., 6月 2024, In: Nuclear Fusion. 64, 6, 066002.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Electron-scale turbulence characteristics with varying electron temperature gradient in LHD
Nasu, T., Tokuzawa, T., Nakata, M., Ida, K., Shigeru, I., Nishiura, M., Yoshimura, Y., Yanai, R., Tanaka, K., Yoshinuma, M., Kobayashi, T., Ejiri, A., Watanabe, K. Y. & Yamada, I., 9月 2024, In: Nuclear Fusion. 64, 9, 096008.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access2 被引用数 (Scopus) -
Heating characteristic of electron Bernstein wave using high-field side X-mode injection in QUEST
Murakami, T., Kojima, S., Hanada, K., Idei, H., Ido, T., Ikezoe, R., Hasegawa, M., Onchi, T., Kono, K., Kuroda, K. & Ejiri, A., 11月 2024, In: Plasma Physics and Controlled Fusion. 66, 11, 115016.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
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Identification of nonlinear effects of background asymmetry on solitary oscillations in a cylindrical plasma
Kobayashi, T., Fujisawa, A., Nagashima, Y., Moon, C., Yamasaki, K., Nishimura, D., Inagaki, S., Shimizu, A., Tokuzawa, T. & Ido, T., 12月 2024, In: Scientific reports. 14, 1, 12175.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Mass dependency of high-wavenumber turbulence in a linear partially magnetized plasma
Kawachi, Y., Sasaki, M., Nishizawa, T., Kosuga, Y., Terasaka, K., Inagaki, S., Yamada, T., Kasuya, N., Moon, C., Nagashima, Y. & Fujisawa, A., 4月 1 2024, In: Physics of Plasmas. 31, 4, 044502.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
New type of self-sustained divertor oscillation driven by magnetic island dynamics in Large Helical Device
Kobayashi, T., Kobayashi, M., Narushima, Y., Suzuki, Y., Tanaka, K., Motojima, G., Watanabe, K. Y., Mukai, K. & Hayashi, Y., 7月 2024, In: Nuclear Fusion. 64, 7, 076059.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Velocity Field Estimation using Tomography in a Cylindrical Plasma
Nishimura, D., Fujisawa, A., Nagashima, Y., Moon, C., Yamasaki, K., Nishizawa, T., Kobayashi, T., Kobayashi, T., Shimizu, A. & Tokuzawa, T., 2024, In: Plasma and Fusion Research. 19, 1201005.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
2023
Analysis of Turbulence Driven Particle Transport in PANTA by Using Multi-Field Singular Value Decomposition
Kodahara, T., Sasaki, M., Kawachi, Y., Jajima, Y., Kobayashi, T., Yamada, T., Arakawa, H. & Fujisawa, A., 2023, In: Plasma and Fusion Research. 18, 1202036.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access2 被引用数 (Scopus) -
Analysis of Turbulent Particle Fluxes in Reduced MHD Simulation
Todoroki, H., Kasuya, N. & Yagi, M., 2023, In: Plasma and Fusion Research. 18, 1203052.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
A Proposal to Evaluate Electron Temperature and Electron Density Fluctuations Using Dual Wavelength Emission Intensity Tomography in a Linear Plasma
Nagashima, Y., Fujisawa, A., Yamasaki, K., Inagaki, S., Moon, C., Kin, F., Kawachi, Y., Arakawa, H., Yamada, T., Kobayashi, T., Kasuya, N., Kosuga, Y., Sasaki, M. & Ido, T., 3月 15 2023, In: journal of the physical society of japan. 92, 3, 033501.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
2 被引用数 (Scopus) -
Circuit design for doubling the toroidal magnetic field on the QUEST spherical tokamak
Onchi, T., Idei, H., Yanagi, N., Zhang, Y., Nakamura, K., Kuroda, K., Hasegawa, M., Ikezoe, R., Hanada, K., Ido, T., Kobayashi, M., Ogawa, Y., Yoshitani, M. & Kawamura, T., 7月 2023, In: Fusion Engineering and Design. 192, 113794.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
1 被引用数 (Scopus) -
Development of Thomson Scattering Measurement System for Long Duration Discharges on the QUEST Spherical Tokamak
Kono, K., Ido, T., Ejiri, A., Hanada, K., Yue, Q., Hasegawa, M., Peng, Y., Sakai, S., Ikezoe, R., Idei, H., Kawasaki, S., Kuroda, K., Onchi, T., Nagashima, Y. & Jang, S., 2023, In: Plasma and Fusion Research. 18, 1405012.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Effects of toroidally-distributed-divertor biasing on scrape-off-layer (SOL) current drive, divertor particle flux and fast electron confinement in the QUEST spherical tokamak
QUEST Experiment Group, 10月 2023, In: Nuclear Fusion. 63, 10, 106018.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Estimation of plasma parameter profiles and their derivatives from linear observations by using Gaussian processes
Nishizawa, T., Tokuda, S., Kobayashi, T., Tanaka, K., Funaba, H., Yamada, I., Takemura, Y., Tokuzawa, T., Yasuhara, R., Uehara, H., Ida, K., Takahashi, H., Kawachi, Y., Inagaki, S., Kado, S., Sasaki, M. & Fujisawa, A., 12月 2023, In: Plasma Physics and Controlled Fusion. 65, 12, 125006.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access3 被引用数 (Scopus) -
Hydrogen retention and affecting factors in rolled tungsten: Thermal desorption spectra and molecular dynamics simulations
Chen, H., Wang, L., Peng, F., Xu, Q., Xiong, Y., Zhao, S., Tokunaga, K., Wu, Z., Ma, Y., Chen, P., Luo, L. & Wu, Y., 9月 12 2023, In: International Journal of Hydrogen Energy. 48, 78, p. 30522-30531 10 p.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
37 被引用数 (Scopus) -
Identification of trapping finer-scale fluctuations in a solitary vortex in linear magnetized plasma
Arakawa, H., Sasaki, M., Shigeru, I., Lesur, M., Kosuga, Y., Kobayashi, T., Kin, F., Yamada, T., Nagashima, Y., Fujisawa, A. & Itoh, K., 11月 2023, In: Plasma Physics and Controlled Fusion. 65, 11, 115002.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
1 被引用数 (Scopus) -
Ion Irradiation Effects on Crystal Structure and Magnetic Properties of Iron-Nickel Binary Alloys
Kamada, Y., Oyake, T., Murakami, T., Kobayashi, S., Shimizu, K. & Watanabe, H., 2023, 2023 IEEE International Magnetic Conference - Short Papers, INTERMAG Short Papers 2023 - Proceedings. Institute of Electrical and Electronics Engineers Inc., (2023 IEEE International Magnetic Conference - Short Papers, INTERMAG Short Papers 2023 - Proceedings; vol. 2023-January).研究成果: 書籍/レポート タイプへの寄稿 › 会議への寄与
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Ion Irradiation Effects on the Crystal Structure and Magnetic Properties of Iron-Nickel Binary Alloys
Kamada, Y., Oyake, T., Murakami, T., Kobayashi, S., Shimizu, K. & Watanabe, H., 11月 1 2023, In: IEEE Transactions on Magnetics. 59, 11, 2001505.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
1 被引用数 (Scopus) -
Micron-scale 1D migration of interstitial-type dislocation loops in aluminum
Li, R., Yi, X., Han, W., Liu, P., Zhan, Q., Matsukawa, Y., Watanabe, H. & Wan, F., 9月 2023, In: Materials Characterization. 203, 113149.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
3 被引用数 (Scopus) -
Microstructure and Magnetism of Heavily Helium-Ion Irradiated Epitaxial Iron Films
Kamada, Y., Umeyama, D., Oyake, T., Murakami, T., Shimizu, K., Fujisaki, S., Yoshimoto, N., Ohsawa, K. & Watanabe, H., 11月 2023, In: Metals. 13, 11, 1905.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Nonlinear simulation of resistive drift waves in cylindrical magnetized plasmas in the presence of symmetry breaking particle source
Sasaki, M., Kasuya, N., Kawachi, Y., Kobayashi, T., Nishizawa, T., Arakawa, H., Yamada, T. & Fujisawa, A., 8月 1 2023, In: Physics of Plasmas. 30, 8, 082302.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
1 被引用数 (Scopus) -
Observation of Plasma Turbulence in a Hall Thruster Using Microwave Interferometry
Yamamoto, N., Kuwabara, N., Kuwahara, D., Cho, S., Kosuga, Y. & Pradalier, G. D., 11月 2023, In: Journal of Propulsion and Power. 39, 6, p. 849-855 7 p.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access3 被引用数 (Scopus) -
Observation of Quasi-Periodic Two-Dimensional Velocity Fields in Plasma Using Tomographic Laser-Induced Fluorescence Spectroscopy
Arakawa, H., Sasaki, M., Inagaki, S., Terasaka, K., Kawachi, Y., Kin, F., Yamada, T., Nagashima, Y. & Fujisawa, A., 2023, In: Plasma and Fusion Research. 18, 1201086.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Particle dynamics in a turbulent electric field
Guillevic, A., Lesur, M., Garbet, X., Diamond, P., Lo-Cascio, G., Kosuga, Y., Gravier, E., Mandal, D., Ghizzo, A. & Réveillé, T., 5月 1 2023, In: Physics of Plasmas. 30, 5, 052301.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Quaternion Analysis of Transient Phenomena of Motor-Generator
Nakamura, K., Zhang, Y., Onchi, T., Idei, H., Hasegawa, M., Tokunaga, K., Hanada, K., Ido, T., Ikezoe, R., Chikaraishi, H., Mitarai, O., Kawasaki, S., Higashijima, A., Nagata, T. & Shimabukuro, S., 2023, In: Plasma and Fusion Research. 18, 2405035.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Radiation-induced hardening of ion-irradiated Zircaloy-2 at 573 K under applied stress
Xue, L. & Watanabe, H., 9月 2023, In: Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 542, p. 223-229 7 p.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
3 被引用数 (Scopus) -
Reynolds Force Evaluation of Quasi-Coherent Structure by Tomographic Laser-Induced Fluorescence Spectroscopy
ARAKAWA, H., SASAKI, M., INAGAKI, S. & FUJISAWA, A., 2023, In: Plasma and Fusion Research. 18, 1401032.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Rotational movement analysis based on Fourier-rectangular function transform for cylindrical plasma
Nishimura, D., Fujisawa, A., Yamasaki, K., Nagashima, Y., Moon, C., Nishizawa, T., Kobayashi, T. K., Kobayashi, T., Shimizu, A., Tokuzawa, T. & Ido, T., 9月 21 2023, In: Journal of Applied Physics. 134, 11, 113302.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
1 被引用数 (Scopus) -
Sanae-Inoue Itoh 1952–2019: a memorial note for a pioneer researcher of plasma bifurcation
Fujisawa, A., Kasuya, N., Kosuga, Y., Nagashima, Y., Sasaki, M. & Yamada, T., 12月 2023, In: Reviews of Modern Plasma Physics. 7, 1, 21.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access2 被引用数 (Scopus) -
Simultaneous inference of multiple plasma parameter profiles by utilizing transport properties
Nishizawa, T., 6月 1 2023, In: Contributions to Plasma Physics. 63, 5-6, e202200150.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
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Transition between continuous and discrete spectra of high-wavenumber turbulence in neutral gas pressure scan experiments on a linear magnetized plasma
Kawachi, Y., Sasaki, M., Nishizawa, T., Kosuga, Y., Terasaka, K., Inagaki, S., Yamada, T., Kasuya, N., Moon, C., Nagashima, Y. & Fujisawa, A., 11月 2023, In: Plasma Physics and Controlled Fusion. 65, 11, 115001.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
3 被引用数 (Scopus) -
2022
3D metal powder additive manufacturing phased array antenna for multichannel Doppler reflectometer
Tokuzawa, T., Nasu, T., Inagaki, S., Moon, C., Ido, T., Idei, H., Ejiri, A., Imazawa, R., Yoshida, M., Oyama, N., Tanaka, K. & Ida, K., 11月 1 2022, In: Review of Scientific Instruments. 93, 11, 113535.研究成果: ジャーナルへの寄稿 › 総説 › 査読
Open Access -
A fate of nonlinear evolution of drift waves: Excitation of nonlinear breathers
Kosuga, Y., Inagaki, S. & Kawachi, Y., 12月 1 2022, In: Physics of Plasmas. 29, 12, 122301.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access6 被引用数 (Scopus) -
A new combination of Hankel and sparsity-promoting dynamic mode decompositions and its application to the prediction of plasma turbulence
Kusaba, A., Kuboyama, T., Shin, K., Sasaki, M. & Inagaki, S., 1月 2022, In: Japanese journal of applied physics. 61, SA, SA1011.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
3 被引用数 (Scopus) -
Characteristics of Density and Temperature Fluctuation in Fusion Edge Plasma and Implication on Scrape off Layer Width
Arai, S. & Kosuga, Y., 2022, In: Plasma and Fusion Research. 17, 1403050.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access2 被引用数 (Scopus) -
Compositional stability in medium and high-entropy alloys of CoCrFeMnNi system under ion irradiation
Xu, Q., Guan, H. Q., Huang, S. S., Zhong, Z. H., Watanabe, H. & Tokitani, M., 12月 5 2022, In: Journal of Alloys and Compounds. 925, 166697.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
14 被引用数 (Scopus) -
Conceptual design of a heavy ion beam probe for the QUEST spherical tokamak
Ido, T., Hasegawa, M., Ikezoe, R., Onchi, T., Hanada, K., Idei, H., Kuroda, K. & Nagashima, Y., 11月 1 2022, In: Review of Scientific Instruments. 93, 11, 113516.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
2 被引用数 (Scopus) -
Contribution of dislocation loop to radiation-hardening of RPV steels studied by STEM/EDS with surveillance test pieces
Fujita, T., Hirabayashi, J., Katayama, Y., Kano, F. & Watanabe, H., 12月 15 2022, In: Journal of Nuclear Materials. 572, 154055.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
7 被引用数 (Scopus) -
Crystallographic analysis of Ga+ irradiation-induced phase transformation in austenitic stainless steels
Shimizu, K., Tsuruta, H., Kamada, Y., Murakami, T. & Watanabe, H., 12月 2022, In: Materials Characterization. 194, 112375.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
5 被引用数 (Scopus) -
Design Considerations for the Implementation of a High-Field-Side Transient CHI System on QUEST
Raman, R., Kuroda, K., Hanada, K., Ono, M., Hasegawa, M., Onchi, T., Ikezoe, R., Idei, H., Ido, T. & Rogers, J. A., 11月 1 2022, In: IEEE Transactions on Plasma Science. 50, 11, p. 4171-4176 6 p.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access2 被引用数 (Scopus) -
Direct Observation of Cu Clusters and Dislocation Loops by Cs-Corrected STEM in Fe-0.6wt%Cu Alloy Irradiated in BR2
Watanabe, H., Tanaka, T., Turu, T. & Kamada, Y., 5月 2022, In: Metals. 12, 5, 729.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access -
Effect of Mn addition on the formation of vacancy-type dislocation loops in α-Fe
Li, R., Xue, L., Watanabe, H., Yi, X., Han, W., Liu, P., Zhan, Q. & Wan, F., 3月 2022, In: Materials Characterization. 185, 111755.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
2 被引用数 (Scopus) -
Effect of surface quality on hydrogen/helium irradiation behavior in tungsten
Chen, H., Xu, Q., Wang, J., Li, P., Yuan, J., Lyu, B., Wang, J., Tokunaga, K., Yao, G., Luo, L. & Wu, Y., 6月 2022, In: Nuclear Engineering and Technology. 54, 6, p. 1947-1953 7 p.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access45 被引用数 (Scopus) -
Effect of zirconium-ion irradiation on properties of secondary phase particles in zirconium-oxide film
Takahashi, K., Iwasaki, T., Watanabe, H. & Murakami, K., 2月 2022, In: Journal of Nuclear Materials. 559, 153419.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
2 被引用数 (Scopus) -
Effects of sawtooth heat pulses on edge flows and turbulence in a tokamak plasma
Zhao, K., Nagashima, Y., Guo, Z., Diamond, P. H., Dong, J., Yan, L., Itoh, K., Itoh, S. I., Li, X., Li, J., Fujisawa, A., Inagaki, S., Cheng, J., Xu, J., Kosuga, Y., Sasaki, M., Wang, Z., Zhang, H., Chen, Y. & Cao, X. & 5 others, , 1月 1 2022, In: Plasma Science and Technology. 25, 1, 015101.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
2 被引用数 (Scopus) -
Formation Process of a Solitary Vortex in a Zonal Flow – Drift-Wave Dynamics
Arakawa, H., Sasaki, M., Inagaki, S., Lesur, M., Kosuga, Y., Kobayashi, T., Kin, F., Yamada, T., Nagashima, Y., Fujisawa, A. & Itoh, K., 2022, In: Plasma and Fusion Research. 17, 1301106.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus) -
Joint meeting of 9th Asia Pacific-Transport Working Group (APTWG) & EU-US Transport Task Force (TTF) workshop
Ida, K., McDermott, R. M., Holland, C., Choi, M. J., Yu, L. M., Kobayashi, T., Kwon, J. M. & Kosuga, Y., 3月 2022, In: Nuclear Fusion. 62, 3, 037001.研究成果: ジャーナルへの寄稿 › 学術誌 › 査読
Open Access1 被引用数 (Scopus)