Ni, Xiang
Chen, Kai
Weiner, Matthew
Apigo, David J.
Prodan, Camelia
Alù, Andrea http://orcid.org/0000-0002-4297-5274
Prodan, Emil http://orcid.org/0000-0001-8940-6629
Khanikaev, Alexander B. http://orcid.org/0000-0002-7689-216X
Funding for this research was provided by:
National Science Foundation (EFRI-1641069)
Article History
Received: 10 March 2019
Accepted: 15 April 2019
First Online: 6 June 2019
Competing interests
: The authors declare no competing interests.