51 citations · 113 across the 10 of their papers we have counts for
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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…