Funding for this research was provided by:
Army Research Office (W911NF-13-1-0241)
Center for Hierarchical Materials Design funded by NIST (70NANB14H012)
Article History
Received: 31 March 2017
Accepted: 7 June 2017
First Online: 16 June 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.