High-efficiency broadband achromatic metalens for near-IR biological imaging window - Wang, Yujie; Chen, Qinmiao; Yang, Wenhong; Ji, Ziheng; Jin, Limin; Ma, Xing; Song, Qinghai; Boltasseva, Alexandra; Han, Jiecai; Shalaev, Vladimir M.; Xiao, Shumin (Nature communications, 2021)
Keywords: 639/624/399/1015; 639/925/357/1015; Achromatism; Broadband; Efficiency; Fabrication; Group delay; High aspect ratio; Humanities and Social Sciences; Infrared imaging; multidisciplinary; Near infrared radiation; Numerical aperture; Science; Science (multidisciplinary); Titanium; Titanium dioxide; Wavelengths