Wu, Qidi
Li, Yibing
Lin, Yun
Funding for this research was provided by:
Key Development Program of Basic Research of China (JCKY2013604B001)
Nation Nature Science Foundation of China (61301095)
Nature Science Foundation of Heilongjiang Province of China (F201408)
Fundamental Research Funds for the Central Universities (HEUCF100814 and HEUCF100816)