Funding for this research was provided by:
U.S. Department of Energy (DE-FE0026927)
Article History
Received: 25 February 2019
Accepted: 6 June 2019
First Online: 25 June 2019
Compliance with Ethical Standards
:
: This report was prepared as an account of work sponsored by an agency of the United States Government. Neither the US Government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the US Government or any agency thereof. The views and opinions of authors expressed herein do not necessarily state or reflect those of the US Government or any agency thereof.
: The authors declare that they have no conflict of interest.