Jihai Cai

ORCID: 0000-0002-8864-0138
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Research Areas
  • Carbon and Quantum Dots Applications
  • Advanced biosensing and bioanalysis techniques
  • Biosensors and Analytical Detection
  • Nanocluster Synthesis and Applications
  • Advanced Cellulose Research Studies
  • Graphene and Nanomaterials Applications
  • Advanced Nanomaterials in Catalysis
  • Nanoplatforms for cancer theranostics
  • Electrochemical sensors and biosensors
  • Nanoparticles: synthesis and applications
  • Electrospun Nanofibers in Biomedical Applications
  • Supercapacitor Materials and Fabrication
  • Advancements in Battery Materials
  • Nanocomposite Films for Food Packaging
  • Quantum Dots Synthesis And Properties
  • Polymer Surface Interaction Studies
  • QR Code Applications and Technologies
  • Marine Biology and Environmental Chemistry
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced Photocatalysis Techniques
  • Supramolecular Self-Assembly in Materials
  • Wound Healing and Treatments
  • Nanomaterials and Printing Technologies
  • Solar-Powered Water Purification Methods
  • MXene and MAX Phase Materials

South China University of Technology
2015-2025

The application of porous carbon microspheres derived from pure biomass in supercapacitors is restricted due to their limited reactive groups. MXene owns a combination redox Faradic surface with good metallic conductivity and hydrophilicity, which assists obtain high pseudocapacitance energy density. Herein, Ti3C2Tx was introduced chitosan-based microsphere (CPCM) fabricated sandwich-like structure (CPCM/MXene) through electrostatic interaction. protected the spherical CPCM. Meanwhile, CPCM...

10.1016/j.jobab.2021.10.001 article EN cc-by-nc-nd Journal of Bioresources and Bioproducts 2022-02-01

Abstract TiO 2 photocatalysis has gained attention as a cost‐effective way of degrading contaminants. However, it relies on UV excitation and experiences rapid carrier recombination. To address these drawbacks, novel xylan‐based carbon dots@hydrogenated (CDs@TiO 2‐x ) composited by direct Z‐scheme heterojunction is fabricated visible light‐driven photocatalytic material, which broadens the range light absorption to suppresses recombination photogenerated carriers. The spindle‐shaped CDs@TiO...

10.1002/adfm.202401540 article EN Advanced Functional Materials 2024-05-13

Abstract Reduced graphene oxide (rGO) films suffer from low capacitance for inner unreduced oxygen functional groups, restacking of sheets and high contact resistance. Herein, carbon spheres derived renewable xylan were added to with large sheet area fabricate film by gelation filtration, followed in situ reduction high-performance flexible supercapacitor. rGO transverse size about 13 μm showed a good specific 967 mF/cm 2 at scanning rate 5 mV/s increased 1786 reducing its part, which...

10.1186/s42825-024-00154-w article EN cc-by Deleted Journal 2024-03-15

10.1021/acssuschemeng.4c07839 article EN ACS Sustainable Chemistry & Engineering 2025-02-09

So far, it is difficult to prepare graphene quantum dots (GQDs) with high yield (QY), biocompatibility, and by conventional top-down methods. We describe here a facile strategy synthesize GQDs in NaOH/N-methylpyrrolidone (NMP) under sonication, which was subsequently passivated saccharide improve their stability. In the synthesis process, were predominantly generated through exfoliation of graphite sheets. NaOH boosted formation intercalation into layer sheets, could be effectively increased...

10.1021/acsanm.3c00676 article EN ACS Applied Nano Materials 2023-06-16

Diabetic wounds are prone to recurrent infections, often leading delayed healing. To address this challenge, we developed a chitin-copper sulfide (CuS@CH) composite sponge, which combines bacterial trapping with near-infrared (NIR) activated phototherapy for treating infected diabetic wounds. CuS nanoparticles were synthesized and incorporated

10.1021/acsami.4c07586 article EN ACS Applied Materials & Interfaces 2024-09-12

In surface-enhanced Raman scattering, Ag nanoparticles are broadly employed. However, their lack of oxidation resistance means that performance diminishes and is difficult to repeat. this study, with addition xylan, Au–Ag core–shell alloy were prepared. Besides functioning as a reducing stabilizing agent for bimetal nanoparticles, xylan protected them from aggregation created hot spots between interconnected nanoparticles. By seed-mediated methods, hollow Au@Ag different shell thicknesses...

10.1021/acssuschemeng.9b00260 article EN ACS Sustainable Chemistry & Engineering 2019-07-15

Copper sulfide nanoparticles (CuS NPs) have recently attracted extensive attention in various fields due to their excellent optical and electrical properties. However, CuS NPs are easy agglomerate preparation on account of the high surface activity. In this study, uniform dispersion were fabricated with corn stalk as a template stabilizer, further CuS@corn stalk/chitin composite hydrogel was obtained by crosslinking chitin. The results reveal that evenly dispersed into hydrogels...

10.3390/polym11091393 article EN Polymers 2019-08-24

Fluorescent sensors with single reading are generally subject to unpredictable disturbs from environmental and artificial factors. In order overcome this barrier of detection reliability, a paper-based optical sensor proportional fluorescence was established further combined smartphone for visual, on-site quantitative Fe3+, which affects the color, smell taste water, endangers health plants animals. The ratio fluorescent probe fabricated by rhodamine B carbon quantum dots derived xylan. red...

10.3390/molecules29071658 article EN cc-by Molecules 2024-04-07

Enhancing the antimicrobial activity of high-efficiency particulate air (HEPA) filters while maintaining filtration efficiency and pressure drop is currently an urgent issue for preventing spread pathogenic microorganisms. Herein, inspired by vines which can enwind fences to fix as well decorate them, a flexible chitin nanofiber (ChNF@CuO

10.1021/acsami.4c10982 article EN ACS Applied Materials & Interfaces 2024-09-18
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