A5102905687- Metamaterials and Metasurfaces Applications
- Nonlinear Optical Materials Studies
- Advanced Antenna and Metasurface Technologies
- Nanofabrication and Lithography Techniques
- Orbital Angular Momentum in Optics
- Advanced Optical Imaging Technologies
- Liquid Crystal Research Advancements
- Photonic and Optical Devices
- Advanced Fiber Optic Sensors
- Advanced Fiber Laser Technologies
- Laser Material Processing Techniques
- Photonic Crystal and Fiber Optics
- Optical Coatings and Gratings
- Random lasers and scattering media
- Graphene research and applications
- Plasmonic and Surface Plasmon Research
- Silk-based biomaterials and applications
- Advanced Materials and Mechanics
- Bone Tissue Engineering Materials
- Photonic Crystals and Applications
Wuhan National Laboratory for Optoelectronics
2023-2025
Huazhong University of Science and Technology
2023-2025
Chongqing University
2023
Zhejiang Normal University
2018
Hangzhou Normal University
2018
Multispectral and polarized focusing imaging are key functions that vitally important for a broad range of optical applications. Conventional techniques generally require multiple shots to unveil desired information implemented via bulky multi-pass systems or mechanically moving parts difficult integrate into compact integrated systems. Here, design ultra-compact transversely dispersive metalens capable both spectrum polarization ellipticity recognition reconstruction in just single shot is...
Interactive holography offers unmatched levels of immersion and user engagement in the field future display. Despite substantial progress has been made dynamic meta-holography, realization real-time, highly smooth interactive remains a significant challenge due to computational display frame rate limitations. In this study, we introduced bitwise meta-holography with ultra-high rates. To our knowledge, is first reported practical metasurface holographic system. We spatially divided device...
Abstract Light beams possess various dimensions, such as wavelength, spin angular momentum (SAM), and orbital (OAM), which are indispensable in numerous optical applications. However, traditional techniques entail multiple attempts to disclose desired information, utilizing unwieldy multi‐pass systems or mechanically moving parts that cumbersome integrate into compact integrated systems. Here, a single‐layer dielectric metasurface platform is proposed enables multi‐dimensional demultiplexing...
Abstract 3D nanolithography based on two‐photon polymerization (TPP) allows for the high‐precision fabrication of nearly arbitrary micro/nanostructures, finding extensive applications in areas such as micro‐optics, micro‐mechanics, and biomedicine. However, large size, complexity optical systems, high costs have significantly constrained widespread adoption technology both scientific research industry. In this study, a metasurface is introduced, first time, into resulting construction...
Abstract Dynamic holography can reconstruct realistic and highly interactive 3D scenes, offering a promising way for future display. Emerging metasurface with small pixel size powerful light modulation capability demonstrates performance superior to traditional spatial modulators, but dynamic meta‐holography high information capacity frame rate remains challenge. This paper presents design scheme combining preset polarization‐dependent high‐speed projection module realize smooth display at...
The precise construction of hierarchically long-range ordered structures using molecules as fundamental building blocks can fully harness their anisotropy and potential. However, the 3D, high-precision, single-step directional assembly is a long-pending challenge. Here, 3D molecular strategy via femtosecond laser direct writing (FsLDW) proposed feasibility this approach liquid crystal (LC) an illustrative example demonstrated. physical mechanism for (fs) laser-induced LC investigated,...
In tissue engineering, scaffolds are designed to mimic the extracellular matrix (ECM), creating three-dimensional (3D) microenvironments that support cell adhesion and growth. However, precise fabrication of heterogenenous ECM-mimicking 3D microstructures remains an unsolved challenge. To address this, high-precise sericin-based were developed via femtosecond laser direct writing (FsLDW) technology. Chemically modified sericin served as a monomer in FsLDW process, achieving nanoscale...
Metasurfaces, which possess unprecedented capabilities in manipulating electromagnetic wavefronts, are promising for accurate complex amplitude modulation with a compact device. However, current strategy of based on metasurfaces focuses anisotropic unit design is intrinsically constrained polarization states. In this study, we propose methodology polarization-independent metasurface comprises an array nanocylinders various radii and heights. The effectiveness the proposed scheme verified...
Chirped fiber Bragg gratings (CFBGs) are used in applications ranging from optic communication, optical sensing, to information processing, among which the field distributions vital improving their performance. Here, we investigate of CFBGs based on finite element method and experimentally verify evanescent distribution properties a CFBG fabricated by ultraviolet exposure an InGaAs linear image sensor. From simulation, can find that reflective locations internal move linearly along grating...
Abstract We propose and demonstrate a single frequency narrow linewidth fiber laser composed of the quasi‐π‐phase‐shifted grating (QπPSG) with short line cavity structure distributed feedback. On high‐precision displacement platform, quasi‐π phase shift is introduced between two uniform Bragg gratings based on high‐concentration Erbium‐doped (EDF) by ultraviolet exposure. Coupling 980 nm pumped light to QπPSG, obtained further amplified using section low‐concentration EDF. The lasing...