168 citations · 886 across the 18 of their papers we have counts for
18 papers
Doubly resonant nonlinear metasurfaces enabling NIR-to-UV upconversion for reconfigurable Fourier optical processing
Jumin Qiu, Meibao Qin, Tingting Liu +6
Fourier optical processing underpins optical information manipulation, yet extending such operations to short wavelengths within compact platforms remains challenging. Here, we add…
Linear and nonlinear optical tuning with SbS-based metasurfaces
Amin Zamani, Meibao Qin, Gabriel Sanderson +11
Here, we experimentally demonstrate the unique properties of SbS metasurfaces on monolithic and hybridised SbS-Si platforms. Their advantages are particularly prono…
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…
Developing a ChatGPT-Based Tool for Physics Experiment Teaching
Yifeng Liu, Min Li, Zhaojun Zhang +2
This paper examines how advanced AI assistants can help physics educators create practical teaching tools without specialized programming skills. Using the square-wave synthesis ex…
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.…
Enhanced third-harmonic generation empowered by doubly degenerate quasi-bound states in the continuum
Tingting Liu, Meibao Qin, Jumin Qiu +6
Recent advancements in nonlinear nanophotonics are driven by the exploration of sharp resonances within high-index dielectric metasurfaces. In this work, we leverage doubly degener…
Enhanced third-harmonic generation and degenerate four-wave mixing in an all-dielectric metasurfaces via Brillouin zone folding-induced bound states in the continuum
Meibao Qin, Feng Wu, Tingting Liu +2
Bound states in the continuum (BICs) exhibit significant electric field confinement capabilities and have recently been employed to enhance nonlinear optics response at the nanosca…
Giant enhancement of the transverse magneto-optical Kerr effect in etchless bismuth-substituted yttrium iron garnet empowered by quasi-bound states in the continuum
Qin Tang, Dandan Zhang, Shuyuan Xiao +5
Here, we propose an etchless bismuth-substituted yttrium iron garnet layer assisted by a one-dimensional resonant grating waveguide to enhance transverse magneto-optical Kerr effec…
Edge detection imaging by quasi-bound states in the continuum
Tingting Liu, Jumin Qiu, Lei Xu +6
Optical metasurfaces have revolutionized analog computing and image processing at sub-wavelength scales with faster speed and lower power consumption. They typically involve spatia…
Efficient photon-pair generation empowered by dual quasi-bound states in the continuum
Tingting Liu, Meibao Qin, Siqi Feng +4
Here we demonstrate the efficient photon-pair generation via spontaneous parametric down conversion from a semiconductor metasurface supporting dual quasi-bound states in the conti…
High-efficiency optical frequency mixing in an all-dielectric metasurface enabled by multiple bound states in the continuum
Tingting Liu, Meibao Qin, Feng Wu +1
We present nonlinear optical four-wave mixing in a silicon nanodisk dimer metasurface. Under the oblique incident plane waves, the designed metasurface exhibits a multi-resonant fe…
Strong coupling between excitons and quasi-Bound states in the continuum in the bulk transition metal dichalcogenides
Meibao Qin, Junyi Duan, Shuyuan Xiao +4
We investigate the strong coupling between the excitons and quasi-bound states in the continuum (BIC) resonance in a bulk WS metasurface. Here we employ the bulk WS to cons…
Robust enhancement of high-harmonic generation from all-dielectric metasurfaces enabled by polarization-insensitive bound states in the continuum
Shuyuan Xiao, Meibao Qin, Junyi Duan +1
The emerging all-dielectric platform exhibits high-quality () resonances governed by the physics of bound states in the continuum (BIC) that drives highly efficient nonlinear op…
Polarization-controlled dynamically switchable high-harmonic generation from all-dielectric metasurfaces governed by dual bound states in the continuum
Shuyuan Xiao, Meibao Qin, Junyi Duan +2
Tailoring optical nonlinear effects (e.g. harmonic generation, sum-frequency mixing, etc.) in the recently emerging all-dielectric platform is important for both the fundamental sc…
Manipulating strong coupling between exciton and quasi-bound states in the continuum resonance
Meibao Qin, Junyi Duan, Shuyuan Xiao +4
Strong coupling exhibits unique ability to preserve quantum sates between light and matter, which is essential for the development of quantum information technology. To explore the…
Enhancing Goos-Hänchen shift based on magnetic dipole quasi-bound states in the continuum in all-dielectric metasurfaces
Zhiwei Zheng, Ying Zhu, Junyi Duan +3
Metasurface-mediated bound states in the continuum (BIC) provides a versatile platform for light manipulation at subwavelength dimension with diverging radiative quality factor and…
Strong coupling between excitons and magnetic dipole quasi-bound states in the continuum in WS-TiO hybrid metasurfaces
Meibao Qin, Shuyuan Xiao, Wenxing Liu +4
Enhancing the light-matter interactions in two-dimensional materials via optical metasurfaces has attracted much attention due to its potential to enable breakthrough in advanced c…