Chen, Tse-An
Chuu, Chih-Piao
Tseng, Chien-Chih
Wen, Chao-Kai
Wong, H.-S. Philip
Pan, Shuangyuan
Li, Rongtan
Chao, Tzu-Ang
Chueh, Wei-Chen
Zhang, Yanfeng
Fu, Qiang
Yakobson, Boris I.
Chang, Wen-Hao
Li, Lain-Jong
Article History
Received: 23 June 2019
Accepted: 10 December 2019
First Online: 4 March 2020
Competing interests
: The authors declare no competing interests.