Zhang, Yuhu
Yao, Yunjun
Lin, Yi
Xiang, Liu
Funding for this research was provided by:
National Science and Technology Support Plan During the 12th Five-year Plan Period of China (2012BAC19B03, 2013BAC10B01)
Natural Science Fund of China (41201331, 41071020)
Scientific Research Project of Beijing Educational Committee (KZ201410028030)