ORGANIC LETTERS

ZHANG Y, ZHAO Y, LUO Y, XIAO LQ, HUANG YX, LI XR, PENG QT, LIU YZ, YANG B, ZHU CZ, ZHOU XC, ZHANG JM

OPTICS LETTERS

HUANG YX, ZHANG L, YIN H, ZHANG M, SU H, LI IL, LIANG HW