51 citations · 113 across the 10 of their papers we have counts for
11 papers
Upper tail large deviation for the first passage time in the frog model on with
Van Hao Can, Naoki Kubota, Shuta Nakajima
We study upper tail large deviations for the first passage time in the frog model on , . Let denote the first time at which the infection, st…
Re-acceleration of Energetic Ions via Small-Scale Reconnection in Magnetic Fusion Plasmas
Cong Zhang, Shaodong Song, Di Luo +15
We report the first observation on the EXL-50U spherical torus that energetic particles injected by neutral beam injection (NBI) can be stably accelerated to significantly higher e…
Non-Inductive Current Start-Up Using Multi-Harmonic Electron Cyclotron Wave and Current Ramp-Up Through Combined Electron Cyclotron Wave and Ohmic Heating in EXL-50U Spherical Torus
Xinchen Jiang, Yuejiang Shi, Yueng-Kay Martin Peng +21
The non-inductive current start-up by multi-harmonic electron cyclotron wave has been systematically investigated in the EXL-50U spherical torus. Significant enhancements of the dr…
Achievement of 1 MA Discharges in Hydrogen-Boron Plasmas on EXL-50U
Yuejiang Shi
One mega ampere (MA) plasma discharges were achieved on the EXL-50U spherical torus (ST) in hydrogen-boron (p-B) plasmas with toroidal fields up to 1 T at major radii up to 0.6m. A…
Overview of EXL-50 Research Progress and Future Plan
Yuejiang Shi, Yumin Wang, Bing Liu +37
XuanLong-50 (EXL-50) is the first medium-size spherical torus (ST) in China, with the toroidal field at major radius at 50 cm around 0.5T. CS-free and non-inductive current drive v…
ENN's Roadmap for Proton-Boron Fusion Based on Spherical Torus
Min-sheng Liu, Hua-sheng Xie, Yu-min Wang +21
ENN Science and Technology Development Co., Ltd. (ENN) is committed to generating fusion energy in an environmentally friendly and cost-effective manner, which requires abundant an…
Experimental investigation of kinetic instabilities driven by runaway electrons in the EXL-50 spherical torus
Mingyuan Wang, Mingsheng Tan, Yuejiang Shi +8
In this study, the first observation of high-frequency instabilities driven by runaway electrons has been reported in the EXL-50 spherical torus using a high-frequency magnetic pic…
Observation of whistler wave instability driven by temperature anisotropy of energetic electrons on EXL-50 spherical torus
Mingyuan Wang, Yuejiang Shi, Jiaqi Dong +19
Electromagnetic modes in the frequency range of 30-120MHz were observed in electron cyclotron wave (ECW) steady state plasmas on the ENN XuanLong-50 (EXL-50) spherical torus. These…
Observation of a strong correlation between the positive floating potential near the edge and plasma current on EXL-50 ECW plasma
Mingyuan Wang, Dong Guo, Xin Zhao +12
Fully non-inductive plasma current start-up without the central solenoid in ECW plasma was used on EXL-50 Spherical Torus with a weak external vertical field (Bv). Generally, the n…
Non-inductive plasma current sustainment with stochastic electron cyclotron in EXL-50 spherical torus
Mingyuan Wang, Shikui Cheng, Bing Liu +11
The start-up and sustainment of a stochastic wave non-inductive current on a spherical torus was experimentally demonstrated for the first time using only electron cyclotron waves.…
Solenoid-free current drive via ECRH in EXL-50 spherical torus plasmas
Yuejiang Shi, Bing Liu, Shaodong Song +25
As a new spherical tokamak (ST) designed to simplify engineering requirements of a possible future fusion power source, the EXL-50 experiment features a low aspect ratio (A) vacuum…