Funding for this research was provided by:
National Natural Science Foundation of China (51171151)
National Natural Science Foundation of China (51331005)
the fund of the State Key Laboratory of Solidification Processing in NWPU (SKLSP201310)
Science and Technology Program of Shaanxi Province (2013JQ6003)
Research Foundation of Education Bureau of Shaanxi Province (2013JK0898)
National 863 Program (No.2012AA03A511)
National Natural Science Foundation of China (CN) (51171151)
National Natural Science Foundation of China (CN) (51331005)