Weifan Chen

ORCID: 0000-0003-2616-4233
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Research Areas
  • Catalytic Processes in Materials Science
  • Solar-Powered Water Purification Methods
  • Advanced Photocatalysis Techniques
  • Energetic Materials and Combustion
  • Luminescence Properties of Advanced Materials
  • Pigment Synthesis and Properties
  • Catalysis and Oxidation Reactions
  • Supercapacitor Materials and Fabrication
  • Thermal and Kinetic Analysis
  • Solar Thermal and Photovoltaic Systems
  • Transition Metal Oxide Nanomaterials
  • Graphene research and applications
  • Membrane Separation Technologies
  • Advanced battery technologies research
  • Electronic and Structural Properties of Oxides
  • Adsorption and biosorption for pollutant removal
  • Advancements in Battery Materials
  • Advanced Thermoelectric Materials and Devices
  • Extraction and Separation Processes
  • Cultural Heritage Materials Analysis
  • Rocket and propulsion systems research
  • Thermal Radiation and Cooling Technologies
  • ZnO doping and properties
  • Nanomaterials for catalytic reactions
  • Perovskite Materials and Applications

Nanchang University
2016-2025

Central South University
2024

China Institute of Water Resources and Hydropower Research
2023-2024

Xiangtan University
2024

Xiangtan Electric Manufacturing Group (China)
2024

China University of Mining and Technology
2023

Pennsylvania State University
2006-2021

University of Shanghai for Science and Technology
2013

Nanjing University of Science and Technology
2005-2011

Nanjing Tech University
2007-2011

Olivaceous 2D multi-layer graphene-like Co<sub>3</sub>O<sub>4</sub> thin sheets (CQU-Chen-Co-O-1) with vertically aligned nanosheets as basic building units were first prepared and they exhibited excellent pseudocapacitive performance.

10.1039/c5ta05305f article EN Journal of Materials Chemistry A 2015-01-01

The further bioapplications of sonodynamic therapy (SDT) were hindered by the inadequate efficiency and poor degradability sonosensitizers hypoxic tumor microenvironment (TME). Therefore, it is ideal to develop pH-sensitive that generate abundant reactive oxygen species (ROS) rapidly degrade in a neutral environment while slowly degrading an acidic reduce their long-term toxicity. Herein, defective tungsten oxide nanobelts (WOx NBs) developed as type biodegradable with high SDT low toxicity...

10.1021/acsnano.2c07903 article EN ACS Nano 2022-09-28

Abstract Aqueous rechargeable batteries have attracted attention owning to their advantages of safety, low cost, and sustainability, while the limited electrochemical stability window (1.23 V) water leads failure in competition with organic‐based lithium‐ion batteries. Herein, we report an alkali–acid Zn–PbO 2 hybrid aqueous battery obtained by coupling alkaline Zn anode acidic PbO cathode. It shows capability deliver impressively high open‐circuit voltage ( V oc ) 3.09 operate 2.95 at 5 mA...

10.1002/anie.202012017 article EN Angewandte Chemie International Edition 2020-09-18

Thermochromic smart windows with rational modulation in indoor temperature and brightness draw considerable interest reducing building energy consumption, which remains a huge challenge to meet the comfortable responsive wide transmittance range from visible near-infrared (NIR) light for their practical application. Herein, novel thermochromic Ni(II) organometallic of [(C2 H5 )2 NH2 ]2 NiCl4 is rationally designed synthesized via an inexpensive mechanochemistry method, processes low...

10.1002/smll.202205833 article EN Small 2023-03-06

Harvesting sunlight into cost-effective electricity presents an enticing prospect for self-powered wearable applications. The photothermal materials with extensive absorption are fundamental to achieve optical and thermal concentration of the efficiency output solar thermoelectric generators (STEGs). Here, we synthesize organic charge-transfer (CT) cocrystal a flat from ultraviolet second near-infrared region (200 1950 nanometers) high conversion (PCE) 80.5%, which is introduced polyurethane...

10.1126/sciadv.adh8917 article EN cc-by-nc Science Advances 2023-12-13

To understand the fundamental aspects of SnO2 catalytic materials and develop applicable catalysts for VOCs combustion, samples possessing stable varied surface areas are controllably constructed applied to toluene deep oxidation. By improving area, Sn4+ cation exposure is improved, thus increasing its acidity, which benefits molecule adsorption activation. Furthermore, more defects can be generated, hence inducing generation abundant active oxygen sites, favorable further oxidizing adsorbed...

10.1021/acs.iecr.8b03401 article EN Industrial & Engineering Chemistry Research 2018-10-02

Flexible thermoelectric systems capable of converting human body heat or solar into sustainable electricity are crucial for the development self-powered wearable electronics. However, challenges persist in maintaining a stable temperature gradient and enabling scalable fabrication their commercialization. Herein, we present facile approach involving screen printing large-scale carbon nanotube (CNT)–based arrays on conventional textile. These were integrated with radiation-modulated fabrics...

10.1126/sciadv.adr2158 article EN cc-by-nc Science Advances 2025-01-03

Abstract Solar thermoelectric generators (STEGs) that can effectively harvest solar energy and convert it into affordable electricity, provide a promising solution for self-powered wearable electronics the Internet of Things (IoT). However, their electricity generation is often limited by low thermal concentration or unstable temperature gradients in practical applications. Herein, we rationally designed an organic radical-activable charge-transfer (CT) cocrystal based on open-shell radical...

10.1093/nsr/nwaf121 article EN cc-by National Science Review 2025-03-29

In the past decades, TiO 2 nanocrystals (NCs) have been widely studied in fields of photoelectric devices, optical communication, and environment for their stability aqueous solution, being nontoxic, cheapness, so on. Among three crystalline phases , anatase NCs are best crystallized phase solar energy conversion. However, disadvantages high band gap (3.2 ev) long lifetime photogenerated electrons holes limit its photocatalytic activity severely. Therefore, doped with metal ions is available...

10.1155/2012/235879 article EN cc-by Journal of Nanomaterials 2012-01-01

In the context of climate change, problem water scarcity is becoming increasingly serious, and improving efficiency resources use an important measure to alleviate this problem. The evaluation utilization has become basis resource management. Data envelopment analysis (DEA) analytic hierarchy process (AHP) are widely used in efficiency. However, one these methods mostly for evaluation, which cannot reflect influence both objective subjective factors. Therefore, study, we propose a index...

10.3390/w15040718 article EN Water 2023-02-11

Desalination and power generation through solar energy harvesting is a crucial technology that can effectively address freshwater shortages crises. However, owing to the complexity of actual water environment, thermal output capability photothermal material functional integration evaporation system need urgent improvement, obtain high-quality fresh sufficient electricity. Herein, 2D/2D cesium tungsten bronze/copper sulfide (2D/2D Cs0.32 WO3 /CuS) nano-heterojunction developed it loaded into...

10.1002/smtd.202300558 article EN Small Methods 2023-07-19

Environmentally benign, high-yield, cost-efficient, and facile fabrication of ultrathin two-dimensional (2D) nanomaterials has been a bottleneck restricting their massive extensive applications. In this work, one-step, solvent-free, easily scalable approach for the preparation WO3·2H2O narrow nanosheets proposed first time, which is based on solid-state mechanochemical reaction between sodium tungstate dihydrate (Na2WO4·2H2O) oxalate (H2C2O4·2H2O) at ambient temperature. The resulting...

10.1021/acssuschemeng.7b02702 article EN ACS Sustainable Chemistry & Engineering 2017-10-12
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