Li, Kuan
Jin, Yi
Akram, Muhammad Waqar
Han, Ruize
Chen, Jiongwei
Funding for this research was provided by:
National Natural Science Foundation of China (51605464)
National Basic Research Program of China (2014CB049500)
Research on the Major Scientific Instrument of National Natural Science Foundation of China (61727809)
Article History
First Online: 10 January 2019
Compliance with ethical standards
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: The authors declare that they have no conflict of interest.