Laser spectrometry

plasma diagnostics

plasma physics

field-reversed configuration

Energy, Nuclear fusion

Energy, Basic plasma science

Apr. 2025 - Present
Nihon University, College of Science and Technology, Research Assistant

Apr. 2023 - Mar. 2025
Nihon University, Graduate School of Science and Technology, Department of Physics

Apr. 2019 - Mar. 2023
Nihon University, College of Science and Technology, Department of Physics

Self-organized formation of a field-reversed high-β plasmoid in a mirror field orthogonal to the axis of counter-injected plasmoids
T. Asai; T. Takahashi; R. Kikuchi; Y. Miyamoto; D. Kobayashi; T. Seki
Nuclear Fusion, Jul. 2026

Experimental observation of toroidal spin-up in field-reversed configurations formed by the field-reversed theta-pinch method
Ryunosuke Kikuchi; Tsutomu Takahashi; Tomohiko Asai
Physics of Plasmas, Apr. 2026

Temporal evolution of toroidal flow during collisional merging of field-reversed configurations
Ryunosuke Kikuchi; Tsutomu Takahashi; Tomohiko Asai
Physics of Plasmas, Jan. 2025, Refereed
Lead

衝突合体生成FRCのスピンアップ挙動に及ぼす電場短絡・電極配置の影響
菊池龍之介; 鈴木媛香; 清田景雅; 髙橋努; 浅井朋彦
第42回 プラズマ・核融合学会 年会, Dec. 2025, Not invited

Toroidal Spin-Up Dynamics in Field- Reversed Configurations via Field-Reversed Theta-Pinch
R. Kikuchi; T. Takahashi; T. Asai
2025 US-Japan FRC Workshop, Nov. 2025, Not invited

Dependence of FRC Formation on Mirror Magnetic Field Strength Using Full 2D Equilibrium Analysis
S. Ishiwata; Y. Yoshimura; R. Kikuchi; D. Kobayashi; T. Takahashi; T. Asai; L. C. Steinhauer
67th Annual Meeting of the APS Division of Plasma Physics, Nov. 2025, Not invited

Temporal Evolution of Toroidal Ion Flow in Field-Reversed Configurations Generated by the Field-Reversed Theta-Pinch
R. Kikuchi; T. Takahashi; L. C. Steinhaue; T. Asai
67th Annual Meeting of the APS Division of Plasma Physics, Nov. 2025, Not invited

SELF-ORGANIZED FRC FORMATION IN MIRROR FIELD ORTHOGONAL TO THE AXIS OF COUNTER-INJECTED PLASMOID
T. Asai; T. Takahashi; Y. Miyamoto; Y. Takeuchi; R. Kikuchi; D. Kobayashi; T. Seki; T. Takahashi; M. Inomoto; Y. Kishimoto; N. Mizuguchi; M. Mizuguchi; M. Sakamoto
30th IAEA Fusion Energy Conference (FEC2025), Oct. 2025, Not invited

レーザートムソン散乱計測法による衝突合体FRCを診断するための計測機構開発
川野 塁; 菊池龍之介; 高橋努; 小林大地; 浅井朋彦
第 68 回理工学部学術講演会, Dec. 2024

衝突合体生成FRCにおける電場短絡効果
菊池龍之介; 清田景雅; 小林大地; 高橋努; 浅井朋彦
第 41 回プラズマ・核融合学会 年会, Nov. 2024

Development of a Laser Thomson Scattering Measurement System for Velocity Distribution during the Collisional Merging Process of an FRC
R. Kikuchi; D. Kobayashi; T. Takahashi; T. Asai
2024 US-Japan Workshop on FRC, Sep. 2024, Not invited

FRCへの軸方向プラズモイド入射実験における電流分布計測
武内志賢; 菊池龍之介; 関太一; 小林大地; 水口直紀; 高橋努; 浅井朋彦
第15回核融合エネルギー連合講演会, Jun. 2024

Development of a Thomson Scattering Measurement System for Velocity Distribution during the Collisional Merging Process of FRCs
R. Kikuchi; T. Seki; D. Kobayashi; T. Takahashi; T. Asai
US-J Workshop FY2023 : Progress of the Innovative and Alternative Confinement Concepts (IAC), Mar. 2024, Not invited

FRCの衝突合体過程におけるフロー分布の時間発展
菊池龍之介; 清田景雅; 荒岡宏太; 関太一; 小林大地; 高橋努; 浅井朋彦
『高ベータトーラスプラズマの学理と応用』研究会, Dec. 2023

透視型外部電極を持つ磁化同軸プラズマガンによるプラズモイド生成
伊藤冬美; 須田陽太; 齋藤友里; 菊池龍之介; 小林大地; 浅井朋彦
第 67 回理工学部学術講演会, Nov. 2023

Simultaneous 3-view measurement of toroidal flow using IDS system in the FAT-CM device
R. Kikuchi; K. Araoka; K. Kiyota; T. Seki; D. Kobayashi; T. Takahashi; T. Asai
7th Asia-Pacific Conference on Plasma Physics (AAPPS-DPP 2023), Nov. 2023, Not invited