480 citations · 2.7k across the 38 of their papers we have counts for
38 papers
Enhanced second harmonic generation in high- all-dielectric metasurfaces with backward frequency conversion
Xu Tu, Siqi Feng, Jiajun Li +4
Here we employ the quasi-bound state in the continuum (quasi-BIC) resonance in all-dielectric metasurfaces for efficient nonlinear processes in consideration of the backward freque…
Single-sized phase-change metasurfaces for dynamic information multiplexing and encryption
Tingting Liu, Jie Li, Shuyuan Xiao
Optical metasurfaces empower us to manipulate the electromagnetic space and control light propagation at the nanoscale, offering a powerful tool to achieve modulation of light for…
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…
Phase-change nonlocal metasurfaces for dynamic wavefront manipulation
Tingting Liu, Dandan Zhang, Wenxing Liu +5
Recent advances in nonlocal metasurfaces have enabled unprecedented success in shaping the wavefront of light with spectral selectivity, offering new solutions for many emerging na…
Enhanced sum-frequency generation from etchless lithium niobate empowered by dual quasi-bound states in the continuum
Siqi Feng, Tingting Liu, Wenya Chen +2
The miniaturization of nonlinear light sources is central to the integrated photonic platform, driving a quest for high-efficiency frequency generation and mixing at the nanoscale.…
Enhancing Faraday and Kerr rotations based on toroidal dipole mode in an all-dielectric magneto-optical metasurface
Qin Tang, Dandan Zhang, Tingting Liu +5
The magneto-optical Faraday and Kerr effects are widely used in modern optical devices. In this letter, we propose an all-dielectric metasurface composed of perforated magneto-opti…
Polarization-independent second-order photonic topological corner states
Linlin Lei, Shuyuan Xiao, Wenxing Liu +3
Recently, much attention has been paid to second-order photonic topological insulators (SPTIs), because of their support for highly localized corner states with excellent robustnes…
Decision-making and control with diffractive optical networks
Jumin Qiu, Shuyuan Xiao, Lujun Huang +4
The ultimate goal of artificial intelligence is to mimic the human brain to perform decision-making and control directly from high-dimensional sensory input. Diffractive optical ne…
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…
Phase-change metasurfaces for dynamic image display and information encryption
Tingting Liu, Zhou Han, Junyi Duan +1
Optical metasurfaces enable to engineer the electromagnetic space and control light propagation at an unprecedented level, offering a powerful tool to achieve modulation of light o…
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…
Tuning nonlinear second-harmonic generation in AlGaAs nanoantennas via chalcogenide phase change material
Tingting Liu, Xinyuan Fang, Shuyuan Xiao
The ability to engineer nonlinear optical processes in all-dielectric nanostructures is both of fundamental interest and highly desirable for high-performance, robust, and miniatur…
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…
Perfect absorption in GaAs metasurfaces by degenerate critical coupling
Wenya Chen, Xing Wang, Junyi Duan +3
Enhancing absorption in optically thin semiconductors is the key in the development of high-performance optical and optoelectronic devices. In this paper, we resort to the concept…
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…
Gain-assisted critical coupling for enhanced optical absorption in graphene
Tingting Liu, Chaobiao Zhou, Shuyuan Xiao
Enhanced optical absorption in two-dimensional (2D) materials has recently moved into the focus of nanophotonics research. In this work, we present a gain-assisted method to achiev…
Controlling light absorption of graphene at critical coupling through magnetic dipole quasi-bound states in the continuum resonance
Xing Wang, Junyi Duan, Wenya Chen +3
Enhancing the light-matter interaction in two-dimensional (2D) materials with high- resonances in photonic structures has boosted the development of optical and photonic devices…
Engineering light absorption at critical coupling via bound states in the continuum
Shuyuan Xiao, Xing Wang, Junyi Duan +4
Recent progress in nanophotonics is driven by the desire to engineer light-matter interaction in two-dimensional (2D) materials using high-quality resonances in plasmonic and diele…
Tunable anisotropic absorption in monolayer black phosphorus using critical coupling
Tingting Liu, Xiaoyun Jiang, Huaixing Wang +3
We present a monolayer black phosphorus (BP)-based metamaterial structure for tunable anisotropic absorption in the mid-infrared. Based on the critical coupling mechanism of guided…
Black phosphorus-based anisotropic absorption structure in the mid-infrared
Tingting Liu, Xiaoyun Jiang, Chaobiao Zhou +1
Black phosphorus (BP), an emerging two-dimensional (2D) material with intriguing optical properties, forms a promising building block in optics and photonics devices. In this work,…
Strong interaction between graphene and localized hot spots in all-dielectric metasurfaces
Shuyuan Xiao, Tingting Liu, Chaobiao Zhou +4
The active photonics based on the two-dimensional material graphene has attracted enormous interests for developing the tunable and compact optical devices with high efficiency. He…