@article {li2015polarization,
	title = {Polarization-independent and high-efficiency dielectric metasurfaces for visible light},
	journal = {Optics Express},
	volume = {24},
	year = {2016},
	pages = {16309-16319},
	url = {https://www.osapublishing.org/oe/abstract.cfm?uri=oe-24-15-16309},
	author = {Li, Qi-Tong and Dong, Fengliang and Bo Wang and Gan, Fengyuan and Chen, Jianjun and Chu, Weiguo and Xiao, Yun-Feng and Qihuang Gong and Yan Li}
}
