PHYSICAL REVIEW B

WANG L, CHEN XL, ZHU W, WANG Y, ZHU C, WU ZF, HAN Y, ZHANG MW, LI W, HE YH, WANG N

PHYSICAL REVIEW B

LI W, HE YH, WANG L, DING GH, ZHANG ZQ, LORTZ RW, SHENG P, WANG N