APPLIED PHYSICS LETTERS

ZHANG Y, ZHANG YF, LI G, LU JC, LIN X, DU SX, BERGER R, FENG XL, MULLEN K, GAO HJ

APPLIED PHYSICS LETTERS

GAO M, ZHANG YF, HUANG L, PAN Y, WANG YL, DING F, LIN Y, DU SX, GAO HJ