Weiran Zhang

ORCID: 0000-0003-4975-2361
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Research Areas
  • Conducting polymers and applications
  • Cultural Heritage Materials Analysis
  • Pigment Synthesis and Properties
  • Advanced Sensor and Energy Harvesting Materials
  • Transition Metal Oxide Nanomaterials
  • biodegradable polymer synthesis and properties
  • Dyeing and Modifying Textile Fibers
  • Polymer composites and self-healing
  • Polymer crystallization and properties
  • Polymer Nanocomposites and Properties
  • Climate Change and Health Impacts
  • Microplastics and Plastic Pollution
  • Mineralogy and Gemology Studies
  • Dielectric materials and actuators
  • Noise Effects and Management
  • Muscle activation and electromyography studies
  • Gas Sensing Nanomaterials and Sensors
  • Chemical Synthesis and Reactions
  • Carbon dioxide utilization in catalysis
  • Lignin and Wood Chemistry
  • Air Quality and Health Impacts
  • Nanocomposite Films for Food Packaging

Hunan University of Technology
2020-2024

Qingdao University of Science and Technology
2023-2024

Tianjin Medical University
2024

Tianjin University
2024

Abstract In this report, PEDOT composite films were prepared by in situ electrochemical polymerization. 1-Ethyl-3-methylimidazole bis(trifluoromethylsulfonyl)imide (EMI-TFSI) was used as an ionic liquid dopant for PEDOT:PSS films. Subsequently, these PEDOT:PSS/EMI-TFSI compared with based on their morphology, structure, electrochromic properties, and optical properties at different deposition voltages times. It observed that the addition of EMI-TFSI enhanced all aforementioned seen to have a...

10.1515/epoly-2021-0073 article EN cc-by e-Polymers 2021-01-01

Particulate matter (PM) has always received widespread attention, PM2.5 pollution is associated with many adverse effects, including cardiovascular, respiratory and metabolic diseases mood disorders. However, the underlying mechanisms are not yet clear. In this study, small animal whole body inhalation exposure system collected real-time in real environment, which can truly reflect presence status of atmospheric environment. This study investigated depressive like behavior mice exposed to...

10.1016/j.envint.2024.108883 article EN cc-by-nc-nd Environment International 2024-07-20

Abstract Polyvinyl alcohol (PVA) is well-known for its excellent mechanical properties and eco-friendliness in food packaging. Recently, PVA has gained significant attention research due to potential as antibacterial substrates. However, because of high hydrophilicity, practical application pure film been limited by low water resistance rapid bacterial growth humid conditions. Diverse effective strategies have developed decrease hydrophilicity endow films with properties. This review...

10.1515/epoly-2023-0097 article EN cc-by e-Polymers 2024-01-01

Cobalt blue ceramic pigments mainly consisting of CoAl2O4 are subject to the difficulty color control. Here, a perspective is reported regarding research on reasons for change based control heat treatment and ratio components. Macroscopically, composition pigment powders determines color. Microscopically, crystallite characters including size, cation distribution, structure have an important effect The ingredient, structural, properties analyzed using thermo gravimetry–differential scanning...

10.3390/inorganics11090368 article EN cc-by Inorganics 2023-09-14

In this research, a nitrile-butadiene rubber (NBR) was prepared with excellent mechanical, self-healing and recycling properties by introducing metal-ligand coordination interaction.A crosslinking network based on ligand bonding successfully introduced in the NBR matrix mechanical compounding.The dynamic reversibility of not only provides vulcanizate but also confers remarkable ability under high temperatures recyclable property shear, respectively.The sample, which subjected to complete...

10.3144/expresspolymlett.2023.76 article EN publisher-specific-oa eXPRESS Polymer Letters 2023-01-01

Abstract Poly(3,4‐ethylene dioxythiophene) (PEDOT) is a promising electrochromic material in many practical application, such as smart windows and displays. However, there are still difficulties currently realizing green manufacturing, high coloration efficiency, rapid response. Herein, in‐situ electrochemical polymerization of PEDOT:PSS/Reline films was suggested aqueous solution. Deep eutectic solvents (DES) composed choline chloride urea (Reline) were employed reaction system used dopants...

10.1002/app.53211 article EN Journal of Applied Polymer Science 2022-10-11

The film of PEDOT was prepared in this study via electrochemical polymerization using EDOT as monomer LiClO 4 /PC solution. effects on the properties were surveyed including deposition voltage and time. morphology observed by scanning electron microscopy. electrochromic kinetics analyzed combination workstation UV-Visible spectrophotometer such transmittance, transmittance contrast, coloring efficiency response results indicated presents a coral shape despites In case application film,...

10.1166/mex.2020.1735 article EN Materials Express 2020-08-01

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10.1080/21870764.2021.2004727 article EN cc-by Journal of Asian Ceramic Societies 2021-11-22

The non-isothermal crystallization kinetics of the pure ethylene-methyl acrylate copolymer (EMA) and EMA/chloroprene rubber (CR) thermoplastic vulcanizate (TPV) prepared by dynamic vulcanization were extensively investigated using differential scanning calorimetry (DSC). Avrami method modified Jeziorny, Ozawa Mo methods employed to characterize process. results indicated that Jeziorny effectively characterized behavior both EMA EMA/CR TPV, while could not be described modification method.

10.1080/00222348.2024.2301852 article EN Journal of Macromolecular Science Part B 2024-01-11

Thermoplastic vulcanizate (TPV) made from the ethylene-vinyl acetate copolymer (EVA)/nitrile rubber (NBR) blend was fabricated using dynamic vulcanization method. Differential scanning calorimetry (DSC) utilized to analyze nonisothermal crystallization kinetics of both pure EVA and EVA/NBR TPV. The mechanism evaluated Avrami method modified by Jeziorny, Ozawa Mo results demonstrate that TPV can be adequately described Jeziorny method, while is not applicable. By elevating cooling rate, there...

10.1177/08927057231190559 article EN Journal of Thermoplastic Composite Materials 2023-07-17

The utilization of Co-Cr-Fe-based black pigments bears considerable significance within the realm commercial ceramic pigments, owing to their distinctive spinel structure, remarkable high-temperature stability, and exceptional chromatic attributes. This study delves into synthesis diverse pigment configurations by employing co-precipitation method, leveraging interplay these three metallic oxides. investigation encompasses a comprehensive scrutiny ion valences, crystal structures parameters,...

10.3390/ma16175785 article EN Materials 2023-08-24

Abstract Malayaite (CaSnSiO 5 ) doped with Cr may be used as a cheap gold‐free purple red pigment to substitute the of Cassius. Different molar ratios Ca/Sn malayaite were prepared and various characrizations employed. The results indicate that is composed CaSnSiO SnO 2 when ratio 0.8, color close agate color. When 1.25, phases , Ca 3 SnSi O 9 exist simultaneously, while yellow or yellowish colors. Excessive Ca(II) increases normal calcination temperature pigment, from 1080°C 1130°C....

10.1111/ijac.14326 article EN International Journal of Applied Ceramic Technology 2023-01-12

It is difficult to control the color of cobalt blue ceramic pigments, which mainly comprise CoAl2O4. This study elucidates reasons for change CoAl2O4particles by controlling heating treatment and ratio Co Al. Macroscopically, composition these pigment powders determines their color. At temperatures 800°C or lower, samples are dark (almost black) composed Co3O4 Co2AlO4. beyond 1200°C, CoAl2O4 formed turn blue. Microscopically, high temperature, long time, excessive Al (related more occupation...

10.2139/ssrn.3975180 article EN SSRN Electronic Journal 2021-01-01
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