Dubrovkin, Alexander M. https://orcid.org/0000-0001-8739-4505
Qiang, Bo
Salim, Teddy
Nam, Donguk
Zheludev, Nikolay I. https://orcid.org/0000-0002-1013-6636
Wang, Qi Jie https://orcid.org/0000-0002-9910-1455
Funding for this research was provided by:
Ministry of Education - Singapore (Academic Research Fund MOE2016-T3-1-006 (S))
National Research Foundation Singapore (program NRF-CRP18-2017-02)
Article History
Received: 10 July 2019
Accepted: 27 March 2020
First Online: 20 April 2020
Competing interests
: The authors declare no competing interests.