Weihao Cai

ORCID: 0000-0003-3142-4984
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About
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Research Areas
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced ceramic materials synthesis
  • Additive Manufacturing and 3D Printing Technologies
  • Advanced materials and composites
  • Conducting polymers and applications
  • Photochromic and Fluorescence Chemistry
  • Salivary Gland Tumors Diagnosis and Treatment
  • Supercapacitor Materials and Fabrication
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Nasolacrimal Duct Obstruction Treatments
  • Advanced Battery Materials and Technologies
  • Nanocomposite Films for Food Packaging
  • Dielectric materials and actuators
  • Sinusitis and nasal conditions
  • Biosensors and Analytical Detection
  • Recycling and utilization of industrial and municipal waste in materials production
  • Advanced Chemical Sensor Technologies
  • Advanced Materials and Mechanics
  • Micro and Nano Robotics
  • Advancements in Battery Materials
  • Photonic Crystals and Applications
  • Polymer composites and self-healing
  • Infection Control and Ventilation
  • Luminescence and Fluorescent Materials
  • Ophthalmology and Eye Disorders

Chinese University of Hong Kong
2022-2024

Huazhong University of Science and Technology
2020-2024

Shantou University
2022-2024

Herein, we report a remotely controlled soft robot employing photoresponsive nanocomposite synthesized from liquid crystal elastomers (LCEs), high elastic form-stable phase change polymer (HEPCP), and multiwalled carbon nanotubes (MWCNTs). Possessing two-stage deformation upon exposure to near-infrared (NIR) light, the LCE/HEPCP/MWCNT (LHM) allows exhibit an obvious, fast, reversible shape with low detection limitations. In addition bending of LCE molecular chains itself, HEPCP in composite...

10.1021/acsami.2c01109 article EN ACS Applied Materials & Interfaces 2022-04-01

Photonic crystal (PhC) light emitter (PC-LE) devices attract extensive attention in anticounterfeiting for their manipulated emission and iridescent structural color, but large-scale three-dimensional fabrication is still limited by poor mechanical strength microstructural defects. Herein, colloidal nanospheres incorporated with photoluminescent dye were assembled to PC-LE through a compressing-induced strategy, which realized dual reversible photochromic colors. Periodically distributed...

10.1021/acsami.2c03771 article EN ACS Applied Materials & Interfaces 2022-06-06

Counterfeit items are growing worldwide, affecting the global economy and human health. Anticounterfeiting tags based on a physical microstructure or chemical materials have enjoyed long-term commercial success due to their visualization inexpensive production. However, conventional anticounterfeiting can be readily imitated. Herein, we overcome this limitation by assembling colloidal nanospheres two luminescent micromaterials into composited photonic crystal (PhC) achieved massive scale-up...

10.1021/acsami.3c13742 article EN ACS Applied Materials & Interfaces 2024-01-17

Abstract High‐performance damping materials are significant toward reducing vibration and maintaining stability for industrial applications. Herein, a yolk–shell piezoelectric mechanism is reported, which can enhance mechanical energy dissipation improve capability. With the addition of particles carbon nanotube (CNT) conductive network, properties various resin matrices enhanced with path to electrical heat energy. Particularly, peak loss factor epoxy composites reaches 1.91 tan δ area...

10.1002/adfm.202213343 article EN Advanced Functional Materials 2023-01-20

Face masks, which serve as personal protection equipment, have become ubiquitous for combating the ongoing COVID-19. However, conventional electrostatic-based mask filters are disposable and short-term effective with high breathing resistance, causing respiratory ailments massive consumption (129 billion monthly), intensifying global environmental pollution. In an effort to address these challenges, introduction of a piezoelectric polymer was adopted realize charge-laden melt-blown via...

10.1021/acsami.2c01077 article EN ACS Applied Materials & Interfaces 2022-04-01

Lithium-ion capacitors (LICs) with excellent electrochemical performance are considered as promising energy storage devices but have defects such unsatisfying mechanical strength, thermal stability, and ion transport rate, seriously hindering further application. To tackle the optimize above properties, an inverse opal structural poly(vinylidene fluoride-hexafluoropropylene) (PVDF-HFP) co-doped multiwalled carbon nanotubes (MWCNT) via weak bond interactions of gel polymer electrolytes (GPEs)...

10.1021/acsaem.2c00397 article EN ACS Applied Energy Materials 2022-03-10

The effectiveness of time- and temperature-sensitive medical products (TTSMPs) (vaccines, medicines, biological agents) is generally evaluated by sporadically checking the storage conditions recorded in electronic thermometers. However, thermometers do not achieve all-time all-regional record, resulting wrong evaluation a single TTSMP seriously endangering public health. Herein, we report photonic crystal sensor for evaluating processing environment. assembled colloidal microspheres (WO3–x...

10.1021/acsami.3c10771 article EN ACS Applied Materials & Interfaces 2023-09-11

10.1016/j.bjps.2022.08.055 article EN Journal of Plastic Reconstructive & Aesthetic Surgery 2022-08-24
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