APPLIED PHYSICS LETTERS

HUANG L, ZHANG ZY, CHEN BY, MA XM, ZHONG H, PENG LM

APPLIED PHYSICS LETTERS

XU HL, HUANG L, ZHANG ZY, CHEN BY, ZHONG H, PENG LM

APPLIED PHYSICS LETTERS

SHI RB, XU HL, CHEN BY, ZHANG ZY, PENG LM

APPLIED PHYSICS LETTERS

ZHANG ZY, XU HL, ZHONG H, PENG LM

APPLIED PHYSICS LETTERS

XU HT, WANG S, ZHANG ZY, WANG ZX, XU HL, PENG LM

APPLIED PHYSICS LETTERS

PEI T, XU HT, ZHANG ZY, WANG ZX, LIU Y, LI Y, WANG S, PENG LM

APPLIED PHYSICS LETTERS

XU HL, ZHANG ZY, PENG LM

APPLIED PHYSICS LETTERS

WANG ZX, ZHANG ZY, XU HL, DING L, WANG S, PENG LM