소개글
##Author: Ryu Seung Kon, Yang Xiao Ping, Pyo Dae Ung, Yoon Keun Sig, Lee Young Seak
##Organization: Ryu Seung Kon; Yang Xiao Ping; Pyo Dae Ung; Yoon Keun Sig; Lee Young Seak
##Publish: Carbon letters Volume 11, Issue2, p131~136, 30 June 2010