SCIENTIFIC REPORTS

ZHAO WW, WANG YL, WU ZT, WANG WH, BI KD, LIANG Z, YANG JK, CHEN YF, XU ZP, NI ZH

APPLIED PHYSICS LETTERS

WANG WH, NAN HY, LIU Q, LIANG Z, YU ZH, LIU FY, HU WD, ZHANG W, WANG XR, NI ZH