Funding for this research was provided by:
U.S. Department of Energy (DE-AC02-05CH11231, DE-SC006904)
Received: 9 April 2018
Accepted: 27 August 2018
First Online: 4 September 2018
Ethics approval and consent to participate
: Not applicable.
: The authors have consented for publication.
: DL and HVS have financial conflict of interests in Afingen. PCR, LEB and HVS have intellectual property related to the research.
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