[1] Gao Runmei, Xu Zongcheng, Ding Chunfeng, et al. Optics Communications, 2015, 356: 400.
[2] Chang Tianying, Zhang Xiansheng, Zhang Xiaoxuan, et al. Applied Optics, 2017, 56(12): 3287.
[5] William J Otter, Stepan Lucyszyn. Proceedings of the IEEE, 2017, 105(4): 756.
[9] Yeun Hee Hwang, Yo Han Noh, Dongkyun Seo, et al. Bulletin of the Korean Chemical Society, 2015, 36: 891.
[10] Paul D Cunningham, Nestor N Valdes, Felipe A Vallejo, et al. Journal of Applied Physics, 2011, 109: 043505.