Effect of ECH/ECCD on energetic-particle-driven MHD modes in helical plasmas
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DOI: 10.1088/1741-4326/ab7f13
Abstract: The effect of electron cyclotron heating (ECH) and current drive (ECCD) on energetic-particle (EP)-driven magnetohydrodynamic (MHD) modes is studied in the helical devices LHD, TJ-II and Heliotron J. We demonstrate that EP-driven MHD modes, including… read more here.
Keywords: magnetic shear; eccd; energetic particle; effect ... See more keywords
Numerical investigation into the peripheral energetic-particle-driven MHD modes in Heliotron J with free boundary hybrid simulation
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DOI: 10.1088/1741-4326/ac2779
Abstract: The interaction between energetic particles (EPs) and EP-driven magnetohydrodynamic (MHD) instabilities in Heliotron J, a low-shear helical axis stellarator/heliotron, is investigated with MEGA, a hybrid MHD-EP simulation code with the free boundary condition, on the… read more here.
Keywords: boundary condition; energetic particle; simulation; driven mhd ... See more keywords