Jing, W. X.
Shi, J. F.
Xu, Z. P.
Jiang, Z. D.
Wei, Z. Y.
Zhou, F.
Wu, Q.
Cui, Q. B.
Funding for this research was provided by:
the NSFC Project (No. 51075324)
the NSFC Major Research Plan on Nano-manufacturing (91323303)
the Key Science and Technology Program of Shaanxi Province (No. 2015GY117)
the National Key Basic Research Program of China (No. 2015CB057400)
the Fundamental Research Funds for the Central Universities (No. SK2013jdhz13)
the 111 Project (No. B12016)