Funding for this research was provided by:
National Natural Science Foundation of China (51701166, 51701163, 81501858)
State Key Laboratory for Advanced Metals and Materials of China (2017-Z01)
CAS “Light of West China” Program (XAB2017AW12)
Innovation team in key areas of Shaanxi Province (2016KCT-30)
Scientific Research Program in Weiyang District of Xi’an (201820)
Article History
Received: 2 June 2018
Accepted: 14 November 2018
First Online: 26 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.