Wankun Ma

ORCID: 0009-0006-1684-6221
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About
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Research Areas
  • Magnetic confinement fusion research
  • Particle accelerators and beam dynamics
  • Minerals Flotation and Separation Techniques
  • Fusion materials and technologies
  • Plasma Diagnostics and Applications
  • Laser-Plasma Interactions and Diagnostics
  • Iron oxide chemistry and applications
  • Superconducting Materials and Applications
  • Copper-based nanomaterials and applications
  • Metal Extraction and Bioleaching
  • Extraction and Separation Processes

University of South China
2024-2025

Central South University
2016-2020

Abstract Efficient ion heating is crucial for future fusion devices, and the only way to heat ions directly cyclotron resonance heating. Reported here a full wave solver integrated with Fokker–Planck code optimizing range of frequency waves International Thermonuclear Experimental Reactor deuterium–tritium plasma. Both direct absorption minority power transfer bulk via collisions are considered, while also accounting edge effects on near core. The simulation results show that appropriate...

10.1088/1741-4326/ad4804 article EN cc-by Nuclear Fusion 2024-05-07

Abstract A preliminary simulation of ion cyclotron resonance heating (ICRH) in the poloidal cross-section at antenna location CN-H1 (Chinese Heliac 1) stellarator has been conducted for first time using full-wave solver TORIC. The scheme employed focuses on minority He4 (H), with an independent investigation into effects wave frequency, toroidal mode number, and concentration ICRH. Preliminary results indicate that, under conditions frequency f = 4.7MHz, central magnetic field B0 0.32T...

10.1088/1402-4896/ad9c33 article EN Physica Scripta 2024-12-09

In this study, D(H) minority ion cyclotron resonance heating (ICRH) scenarios in Nan Chang spherical tokamak (NCST) were simulated using the full-wave code TORIC. NCST is a low-aspect-ratio (R/a = 1.67) tokamak, with its core plasma parameters characterized by magnetic field intensity of 0.36 T and density 1018 m−3. Our simulation results demonstrate that wave can penetrate more effectively lower toroidal mode number, indicating resonant ions absorb energy efficiently. Furthermore, it found...

10.1063/5.0187061 article EN cc-by Physics of Plasmas 2024-03-01
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