Jiwei Chen

ORCID: 0000-0002-3702-5645
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Research Areas
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced biosensing and bioanalysis techniques
  • Conducting polymers and applications
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Supercapacitor Materials and Fabrication
  • Biosensors and Analytical Detection
  • Bone Tissue Engineering Materials
  • Mesoporous Materials and Catalysis
  • Hydrogels: synthesis, properties, applications
  • Analog and Mixed-Signal Circuit Design
  • Aerogels and thermal insulation
  • Catalysis and Oxidation Reactions
  • Catalytic Processes in Materials Science
  • Advanced Memory and Neural Computing
  • Electromagnetic wave absorption materials
  • 2D Materials and Applications
  • CCD and CMOS Imaging Sensors
  • Laser-Ablation Synthesis of Nanoparticles
  • GaN-based semiconductor devices and materials
  • High-Temperature Coating Behaviors
  • Advanced Materials and Mechanics
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Metamaterials and Metasurfaces Applications
  • Advanced Photocatalysis Techniques
  • Lignin and Wood Chemistry

Zhejiang Ocean University
2024

Zhejiang University
2010-2024

Songshan Lake Materials Laboratory
2024

South China University of Technology
2007-2024

Jiangnan University
2018-2024

Nanyang Technological University
2023-2024

Hunan Institute of Technology
2024

Tianjin University of Technology
2023

Jimei University
2021-2023

Nanjing Tech University
2023

Thermochromic hydrogels are versatile smart materials that have many applications, including in windows, sensing, camouflage, etc. The previous reports of hydrogel windows been based on covalent crosslinking, requiring multistep processing, and complicated preparation. Moreover, most research studies focused enhancing the luminous transmittance (Tlum) modulating ability (ΔTsol), while structural integrity antifreezing ability, which essential practical compromised rarely investigated....

10.1039/d3mh00057e article EN Materials Horizons 2023-01-01

Recently, flexible wearable and implantable electronic devices have attracted enormous interest in biomedical applications. However, current bioelectronic systems not solved the problem of mechanical mismatch tissue-electrode interfaces. Therefore, biomimetic hydrogel with tissue-like properties is highly desirable for devices. Herein, we propose a strategy to fabricate strain-stiffening property via regional chain entanglements. The realized by embedding swollen poly(acrylate sodium)...

10.1021/acsami.2c15203 article EN ACS Applied Materials & Interfaces 2022-10-07

Herein, we reported a Brønsted acid-promoted aerobic photo-oxygenation of benzylic C–H bonds to construct aromatic carboxylic acids and ketones under mild conditions.

10.1039/d2gc04223a article EN Green Chemistry 2023-01-01

The present study reports the proof of principle a reagentless aptameric sensor based on surface-enhanced Raman scattering (SERS) spectroscopy with "signal-on" architecture using model target cocaine. This new is conformational change surface-tethered aptamer binding that draws certain reporter in close proximity to SERS substrate, thereby increasing signal due local enhancement effect SERS. To improve response performance, fabricated from cocaine-templated mixed self-assembly 3'-terminal...

10.1002/chem.200701307 article EN Chemistry - A European Journal 2008-07-30

Bioinspired structural color represents a burgeoning field that draws upon principles, strategies, and concepts derived from biological systems to inspire the design of novel technologies or products featuring reversible changing mechanisms, with significant potential applications for camouflage, sensors, anticounterfeiting, etc. This mini-review focuses specifically on research progress bioinspired in realm camouflage. Firstly, it discusses fundamental mechanisms coloration systems,...

10.3390/ma17112564 article EN Materials 2024-05-27

We report a preparation method for the synthesis of monodisperse magnetic polymer/silica hybrid microspheres using polymer incorporated with nanoparticles as novel template. Monodisperse, hierarchically mesoporous, silica embedded were successfully fabricated after calcination microspheres. The encapsulated in and distributed over whole area porous without leakage. resulting inorganic materials possess highly useful properties such high nanoparticle loading, surface area, large pore volumes....

10.1021/am300373y article EN ACS Applied Materials & Interfaces 2012-04-27

Two-dimensional Acoustic Charge Transport (2D-ACT) devices, which integrate two dimensional semiconductor EFT with high-frequency surface acoustic wave (SAW) device provide a potential compact platform for the processing of analog signals in wireless, non-contact, low-loss and real-time way. It is expected to be used long distance space communication sensing. However, current investigations into 2D ACT devices are still limited observation DC acoustoelectric currents, have yet achieve...

10.48550/arxiv.2501.14213 preprint EN arXiv (Cornell University) 2025-01-23

Magnetically recyclable Hoveyda–Grubbs catalyst can be readily assembled using magnetic nanoparticles as support, and this combines convenient recyclability excellent activity on ring-closing metathesis (RCM) reactions.

10.1039/b911999j article EN Chemical Communications 2009-01-01

Hydrogels bridged by some alcohol compounds are reported to be useful for high tough and antifreezing properties of electronics energy storage devices. However, the relationship between structures alcohols on mechanical is not clear yet. For a better understanding influence mechanism, conjoined-network organohydrogels connected with three typical (ethylene glycol, glycerol, sorbitol) as bridging molecules were constructed utilizing poly(vinyl alcohol)/alginate-calcium (PVA/Alg-Ca)...

10.1021/acsaem.1c01556 article EN ACS Applied Energy Materials 2021-08-18

Monodisperse porous zirconia (ZrO2) microspheres with nanocrystallized framework were fabricated by impregnation of polymer as a novel hard template precursors followed calcination to remove the template. Porous phosphorylated (PhZr) prepared further treating phosphoric acid. The morphology, structure, and properties these studied scanning electron microscopy (SEM), transmission (TEM), N2 adsorption/desorption measurement, FT-IR, X-ray powder diffraction. as-prepared showed uniform particle...

10.1021/am405202d article EN ACS Applied Materials & Interfaces 2014-01-21

A facile and efficient hard-templating strategy is reported for the preparation of porous nickel microspheres with excellent uniformity strong magnetism. The involves impregnation polymer precursors, calcination to remove template, followed by thermal reduction. morphology, structure, property Ni were characterized scanning electron microscopy, X-ray powder diffraction, N2 adsorption-desorption isotherms, thermogravimetric analysis, magnetic hysteresis measurement. obtained monodispersed a...

10.1186/s11671-015-1088-8 article EN cc-by Nanoscale Research Letters 2015-10-05

Abstract Ferroelectric tunnel junctions (FTJs) have gained substantial attention as emerging electronic devices such nonvolatile memory and artificial synapse, owing to their low power consumption properties. In this work, a 2D semiconductor (2DS)/α‐In 2 Se 3 /metal FTJ structure is proposed that combines ferroelectric material semiconducting electrode. The incorporation of 2DS not only enhances the barrier height modulation but also provides an effective approach mitigate thermionic current...

10.1002/adfm.202407253 article EN Advanced Functional Materials 2024-06-27

Abstract Multiwalled carbon nanotubes (MWNTs) were treated with a mixture of concentrated sulfuric and nitric acid to introduce carboxylic groups the nanotubes. Conducting polymer film was prepared by electrochemical polymerization neutral red (NR). By using layer‐by‐layer method, homogeneous stable MWNTs poly (neutral red) (PNR) multilayer films alternately assembled on glassy (GC) electrodes. With introduction PNR, MWNTs/PNR system showed synergy between significant improvement redox...

10.1080/00032710600721316 article EN Analytical Letters 2006-06-01
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