123 citations · 506 across the 24 of their papers we have counts for
6 papers · 1 filter
Metasurface-based all-optical diffractive convolutional neural networks
Zhijiang Liang, Chenxuan Xiang, Shuyuan Xiao +5
The escalating energy demands and parallel-processing bottlenecks of electronic neural networks underscore the need for alternative computing paradigms. Optical neural networks, ca…
High-efficiency infrared upconversion imaging with nonlinear silicon metasurfaces empowered by quasi-bound states in the continuum
Tingting Liu, Jumin Qiu, Meibao Qin +6
Infrared imaging is indispensable for its ability to penetrate obscurants and visualize thermal signatures, yet its practical use is hindered by the intrinsic limitations of conven…
Tunable edge and depth sensing via phase-change nonlocal metasurfaces
Kenan Guo, Yue Jiang, Shuyuan Xiao +1
Performing simultaneous depth-of-field (DoF) extension and edge enhancement within a single optical element remains a fundamental challenge in advanced imaging. Here, we propose a…
Integrated Spectropolarimeter by Metasurface-Based Diffractive Optical Networks
Jumin Qiu, Tingting Liu, Chenxuan Xiang +3
Conventional spectrometer and polarimeter systems rely on bulky optics, fundamentally limiting compact integration and hindering multi-dimensional optical sensing capabilities. Her…
Quasi-Bound States in the Continuum-Induced Second Harmonic Generation Enhancement in High- Triple Dielectric Nanoresonators
Xu Tu, Meibao Qin, Huifu Qiu +4
High- optical nanocavities are fundamental to modern optics and photonics, enabling enhanced light-matter interactions. Previous studies have demonstrated that high- supercav…
Electro-optically tunable second-harmonic generation in lithium niobate metasurfaces boosted by Brillouin zone folding induced bound states in the continuum
Huifu Qiu, Xu Tu, Meibao Qin +3
Lithium niobate (LN) metasurfaces exhibit remarkable Pockels effect-driven electro-optic tunability, enabling dynamic control of optical responses through external electric fields.…