3 papers
physics.plasm-ph2025
Integrated Observation of Isotope-Dependent Turbulence, Zonal Flow, and Turbulence-Driven Transport
Shinsuke Ohshima, Hiroyuki Okada, Shinji Kobayashi +7
To address the long-standing unresolved issue of "isotope effect" in plasma transport, this study investigates the hydrogen/deuterium (H/D) isotope dependence of a nonlinear turbul…
physics.plasm-ph2020
Modeling of the ECCD injection effect on the Heliotron J and LHD plasma stability
J. Varela, K. Nagasaki, K. Nagaoka +6
The aim of the study is to analyze the stability of the Energetic Particle Modes (EPM) and Alfven Eigenmodes (AE) in Helitron J and LHD plasma if the electron cyclotron current dri…
physics.plasm-ph2018
Development of the poloidal Charge eXchange Recombination Spectroscopy system in Heliotron J
X. X. Lu, S. Kobayashi, T. Harada +22
A Charge eXchange Recombination Spectroscopy (CXRS) system designed to measure the poloidal rotation velocity is developed in Heliotron J. The poloidal CXRS system measures the car…