Funding for this research was provided by:
the Welsh Government and Higher Education Funding Council for Wales through the Sêr Cymru National Research Network for Low Carbon, Energy and Environment
the Nature Science Foundation of China (No. 61402386, No. 61305061)
the Nature Science Foundation of China (No. 61502105, No. 61572409)
the Nature Science Foundation of China (No. 81230087, No. 61571188)
Open Fund Project of Fujian Provincial Key Laboratory of Information Processing and Intelligent Control (No. MJUKF201743)
Article History
First Online: 30 June 2018
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.