Kang, Ho-Jung
Koh, Il-Hyun
Chun, Yong-Min
Oh, Won-Taek
Chung, Kwang-Ho
Choi, Yun-Rak
Funding for this research was provided by:
the Basic Science Research Programme through the National Research Foundation of Korea (NRF) funded by the Ministry of Science, ICT & Future Planning (2011- 0014399)