ISSN 2196-5625 CN 32-1884/TK
Xiaoqiang GUO
Yanshan University, Qinhuangdao, 066004, ChinaHuaibao WANG
Yanshan University, Qinhuangdao, 066004, ChinaZhigang LU
Yanshan University, Qinhuangdao, 066004, ChinaBaocheng WANG
Yanshan University, Qinhuangdao, 066004, China1.Yanshan University, Qinhuangdao, 066004, China
the National NaturalScience Foundation of China (51307149), China Postdoctoral ScienceFoundation (2014M551050), and Specialized Research Fund for theDoctoral Program of Higher Education (20131333120016).