Dust charging and levitating in a sheath of plasma containing energetic particles*

Project supported by the National Natural Science Foundation of China (Grant No. 11475223), the National Magnetic Confinement Fusion Science Program of China (Grant No. 2015GB101003), and the JSPS-NRF-NSFC A3 Foresight Program in the field of Plasma Physics (Grant Nos. 11261140328 and 2012K2A2A6000443).

Ou Jing1, 2, †, Zhao Xiao-Yun1, 3, Lin Bin-Bin1
       

(color online) Normalized sheath potentials, respectively, as a function of (a) energetic electron concentration and energy and (b) energetic electron concentration and temperature of background ions with βe,2 = 50.