Funding for this research was provided by:
U.S. Department of Energy (FG02-04ER25617)
U.S. Department of Energy (FG02-04ER25617)
U.S. Department of Energy (FG02-04ER25617)
National Science Foundation (1546553)
National Science Foundation (1546553)
National Research Foundation of Korea (NRF-2017K2A9A1A01092734)
National Research Foundation of Korea (NRF-2017R1C1B5017767)
Article History
Received: 20 May 2017
Accepted: 22 January 2018
First Online: 10 February 2018
Change Date: 10 September 2018
Change Type: Correction
Change Details: The original print publication of this article unfortunately contains mistakes introduced during the production process. There were serious flaws in expressing the variable vector “x” throughout the article.