Yichen Li

ORCID: 0000-0001-8799-8843
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About
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Research Areas
  • Photonic Crystals and Applications
  • Biocrusts and Microbial Ecology
  • Photonic and Optical Devices
  • Dyeing and Modifying Textile Fibers
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Optical Coatings and Gratings
  • Pickering emulsions and particle stabilization
  • Photochromic and Fluorescence Chemistry
  • Plasmonic and Surface Plasmon Research
  • Advanced Photonic Communication Systems
  • Silk-based biomaterials and applications
  • Luminescence and Fluorescent Materials
  • Plant and animal studies
  • Atomic and Subatomic Physics Research
  • Skin Protection and Aging
  • Radiation Detection and Scintillator Technologies
  • Color Science and Applications
  • Pigment Synthesis and Properties
  • Surface Modification and Superhydrophobicity
  • Advanced Optical Sensing Technologies
  • Mesoporous Materials and Catalysis
  • Metamaterials and Metasurfaces Applications
  • Nonlinear Optical Materials Studies
  • Optical Network Technologies
  • Optical properties and cooling technologies in crystalline materials

Zhejiang Sci-Tech University
2015-2025

Fudan University
2024-2025

Wuhan Textile University
2024-2025

Soochow University
2022-2025

State Key Laboratory of ASIC and System
2025

China National Textile and Apparel Council
2024

Shandong University of Science and Technology
2024

University of California, Riverside
2020-2023

Soochow University
2022

Education University of Hong Kong
2021

Abstract Photonic crystals (PCs) constructed from colloidal building blocks have attracted increasing attention because their brilliant structural colors may find broad applications in paints, sensors, displays, and security devices. However, producing high‐quality on flexible substrates such as textiles an efficient scalable manner remains a challenge. Here robust ultrafast approach to produce industrial‐scale PCs by the shear‐induced assembly of liquid polystyrene beads pre‐formed...

10.1002/adfm.202010746 article EN Advanced Functional Materials 2021-02-28

In this letter, an optical orthogonal frequency division multiplexing (OFDM) system based on a single-photon avalanche diode (SPAD) receiver is presented. SPAD detectors do not require transimpedance amplifier as they operate in the Geiger mode. This poses challenges detecting continuous data carrying signals. However, we show that OFDM signals can indeed be detected, and bit error ratio performances of both dc-biased asymmetrically clipped are investigated. The investigations carried out...

10.1109/lpt.2015.2402151 article EN IEEE Photonics Technology Letters 2015-02-10

The structural coloration of textiles with bionic photonic crystals (PCs) is expected to become a critical approach the ecological textiles. Rapid and large-area preparation PC structurally colored can be achieved via self-assembly high mass fractions liquid (LPCs). However, rapid large-scale manufacturing LPCs remains challenge. In this work, pH regulator added in process emulsion polymerization solve problem phase transformation caused by thermal decomposition initiator produce H

10.1002/smll.202302550 article EN Small 2023-09-19

Over the past years, photonic crystals (PCs) with a periodically ordered nanostructure have attracted great attention due to their potential as advanced optical materials for structural coloration of textiles. However, weak stability PCs on flexible textile substrates makes them vulnerable strong external forces, hampering large-scale application. In this work, waterborne polyurethane (wPU) is chosen enhancing PCs. The composite (PCs/wPU) show both brilliant colors and significantly improved...

10.1021/acsami.1c00176 article EN ACS Applied Materials & Interfaces 2021-04-19

Responsive photonic crystals (PCs) with a nanoscale band gap assembled by colloidal nanospheres have been increasingly utilized in detection and sensing devices owing to their attractive ability change color response external conditions. However, most of the reported works dedicated single-functional PCs, which can only be used as sensors or detectors specific situation. Thus, producing multi-functional PC for various industrial applications remains challenge. In this work, soft films...

10.1021/acsanm.1c03474 article EN ACS Applied Nano Materials 2022-01-17

We demonstrate the effective establishment of long-range electrostatic interactions among colloidal silica nanospheres through acid treatment, enabling their assembly into crystals at remarkably low concentrations. This novel method overcomes conventional limitation in by removing entrapped NH4+ ions and enhancing electrical double layer (EDL) thickness, offering a time-efficient alternative to increase compared with methods like dialysis. The increased EDL thickness facilitates SiO2...

10.1021/jacs.3c10817 article EN Journal of the American Chemical Society 2023-12-13

We report the unconventional space-free confined growth of Au nanoshells with well-defined plasmonic properties and active tuning their plasmon coupling by nanoscale magnetic assembly. The seeded exclusively occurred at hard-soft interfaces between Fe3O4 core phenolic resin without need creating a limiting space, which represents general elegant approach to various core-shell nanostructures. deformability permeable layers plays an essential role in regulating interfacial nanoshells. While...

10.1021/acs.nanolett.0c03350 article EN Nano Letters 2020-10-15

A series of monodispersed silica microspheres with favourable sphericity and different diameters in the range 180–380 nm were prepared by adjusting concentrations tetraethylorthosilicate, ammonia, deionised water Stöber method. In self‐assembly conditions, quality photonic crystals on a polyester fabric substrate was investigated field‐emission scanning electron microscopy for morphology crystal structures spectrometry their stop band intensities. High‐quality face‐centred cubic (fcc) array...

10.1111/cote.12164 article EN Coloration Technology 2015-12-01

In this work,monodispersed PS@TA–Fe( iii ) nanospheres with intense light absorption and interface adhesion were synthesized for the non-iridescent structural coloration of textiles.

10.1039/d2tc03849h article EN Journal of Materials Chemistry C 2022-01-01

Traditional textile dyeing uses chemical pigments and dyes, which consumes a large amount of water causes serious environmental pollution. Structural color is an essential means achieving green textiles, thin-film interference one the principles structural coloring. In assembly films, it necessary to introduce dark materials suppress light scattering improve brightness fabric. this study, conditions for generation nanofilms catechin (CC) at gas-liquid interface were successfully...

10.3390/biomimetics9010015 article EN cc-by Biomimetics 2024-01-01

Hydration is a critical process in cement-based materials. The microstructure and macroscopic properties of cementitious composites are determined by number intricate chemical interactions. Previous studies on cement hydration have primarily focused spherical regular polyhedral particles. However, particles exhibit asymmetrical geometries. Therefore, this study develops method to construct irregular A continuum-based model non-spherical (HYD-NSP), from our previous study, was employed...

10.3390/ma18112414 article EN Materials 2025-05-22

The fabrics with P(St-MAA) photonic crystals possess high hydrophobicity and vivid structural colors. possible mechanism of model water droplets on the resultant fabric are investigated.

10.1039/c5ra08585c article EN RSC Advances 2015-01-01

Amorphous photonic structures with non-iridescent and highly-stable structural color were fabricated via a simple one-step spray-coating technique. With this strategy, the obtained films on textile substrates presented short-ordered amorphous (APSs) similar to nanostructures of avian feathers. The same hue when viewed at different angles could be well controlled by varying diameters SiO2 nanospheres. prepared fabrics exhibited high stability due in both assembled physical structure...

10.3390/ma11122500 article EN Materials 2018-12-08

Patterned structural color photonic crystals (PCs) based on periodic nanostructures have attracted great interest in developing high-performance sensors and other smart optical materials as well tunable structurally colored fashion textiles. However, previously reported patterned PCs with both high saturation tough mechanical strength were difficult to achieve, which restricts their practical applications. Herein, arbitrarily silica/polyurethane acrylate (SiO2/PUA) inverse opal (IOPCs)...

10.1021/acs.langmuir.9b02485 article EN Langmuir 2019-10-14

Rapid preparation of structurally colored fabric with PMMA photonic crystals.

10.1039/d3tc02586a article EN Journal of Materials Chemistry C 2023-11-11
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