Mei, D.-M.
Wang, G.-J.
Mei, H.
Yang, G.
Liu, J.
Wagner, M.
Panth, R.
Kooi, K.
Yang, Y.-Y.
Wei, W.-Z.
Funding for this research was provided by:
Department of Energy, USA (DE-FG02-10ER46709)
South Dakota Board of Regents
National Science Foundation (OIA 1434142)
Article History
Received: 23 October 2017
Accepted: 15 February 2018
First Online: 6 March 2018