11 Papers
9 Citations
Kingfai Li is an academic researcher from Southern University of Science and Technology. The author has contributed to research in topics: Polarization (waves) & Metamaterial. The author has an hindex of 6, co-authored 11 publications.
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Papers
Diatomic Metasurface for Vectorial Holography.
Zi-Lan Deng,Junhong Deng,Xin Zhuang,Shuai Wang,Shuai Wang,Kingfai Li,Yao Wang,Yihui Chi,Xuan Ye,Jian Xu,Guo Ping Wang,Rongkuo Zhao,Xiaolei Wang,Yaoyu Cao,Xing Cheng,Guixin Li,Xiangping Li +16 more
TL;DR: A new concept of vectorial holography based on diatomic metasurfaces consisting of metamolecules formed by two orthogonal meta-atoms is demonstrated, suggesting a new route to achromatic diffractive elements, polarization optics, and ultrasecure anticounterfeiting.
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Giant Enhancement of Second-Order Nonlinearity of Epsilon-near- Zero Medium by a Plasmonic Metasurface.
TL;DR: A hybrid metasurface consisting of plasmonic nanostructures on an ENZ nanofilm generating strongly enhanced SHG at normal incidence in transmission offers a promising platform for developing ultracompact and efficient nonlinear optical sources at the nanoscale.
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Harmonic spin–orbit angular momentum cascade in nonlinear optical crystals
TL;DR: In this paper, the spin-orbit angular momentum spectrum of paraxial light is enriched with three-fold rotational symmetry, and the second-harmonic generation process in a borate crystal is demonstrated.
89
Nonlinear Diatomic Metasurface for Real and Fourier Space Image Encoding.
Ningbin Mao,Ningbin Mao,Junhong Deng,Xuecai Zhang,Yutao Tang,Yutao Tang,Mingke Jin,Yang Li,Yang Li,Xuan Liu,Kingfai Li,Tun Cao,Kok Wai Cheah,Hong Wang,Jack C. Ng,Guixin Li +15 more
TL;DR: The proposed nonlinear diatomic metasurface provides an ultracompact platform for implementing multi-dimensional optical information encoding and may hold great potentials in optical information security and optical anti-counterfeiting.
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