Jinmei Li

ORCID: 0000-0002-7945-1650
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About
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Research Areas
  • Supercapacitor Materials and Fabrication
  • Conducting polymers and applications
  • Electrocatalysts for Energy Conversion
  • Advanced battery technologies research
  • Advancements in Battery Materials
  • Fuel Cells and Related Materials
  • Advanced Sensor and Energy Harvesting Materials
  • Fire dynamics and safety research
  • Advanced Antenna and Metasurface Technologies
  • Evacuation and Crowd Dynamics
  • Electromagnetic wave absorption materials
  • Fire Detection and Safety Systems
  • Thermal Analysis in Power Transmission
  • Advanced Battery Materials and Technologies
  • Industrial Technology and Control Systems
  • Electrical Fault Detection and Protection
  • Geotechnical Engineering and Underground Structures
  • Simulation and Modeling Applications
  • Covalent Organic Framework Applications
  • Advanced Photocatalysis Techniques
  • Ammonia Synthesis and Nitrogen Reduction
  • Geomechanics and Mining Engineering
  • Wind and Air Flow Studies
  • Metamaterials and Metasurfaces Applications
  • Dielectric materials and actuators

Yunnan University
2024-2025

Inner Mongolia Agricultural University
2021-2024

Lanzhou Institute of Chemical Physics
2023-2024

Chinese Academy of Sciences
2023-2024

Lanzhou University
2019-2023

Guangxi University
2022-2023

Nanning Normal University
2023

State Key Laboratory of Applied Organic Chemistry
2019-2022

China People's Police University
2016-2022

Beijing Institute of Technology
2022

The construction of high-efficiency electrocatalysts for hydrogen evolution, oxygen reduction, and evolution reactions (HER/ORR/OER) is critical the overall water splitting system, fuel cells, rechargeable metal–air batteries. Here, we report a viable strategy tuning size Co-based zeolitic imidazolate framework (ZIF). As result, nitrogen-doped graphitic carbon-supported ultrafine Co nanoparticle electrocatalyst (Co/NGC-3) with multifunctional activity was developed. Owing to smaller ZIF-67...

10.1021/acsami.9b18101 article EN ACS Applied Materials & Interfaces 2020-01-07

A new general de novo synthesis of pharmaceutically important α-aryl β-perfluoroalkyl ketones has been disclosed. Compared with trifluoromethylation-initiated radical 1,2-aryl migration α,α-diaryl allylic alcohols, this protocol employs a strategy biomimetic carbene catalysis to assemble alkene, aldehyde and perfluoroalkyl reagents, providing access products excellent flexibility the aryl unit group. This method also demonstrates functional group compatibility, including some Grignard...

10.1039/d0cc00293c article EN Chemical Communications 2020-01-01

Numerous vanadium–titania composites have drawn significant interest as efficient photocatalysts for the photocatalytic oxidation of alcohols into valuable aldehydes or C–C coupling compound intermediates. In this comparative study, potential two conformations catalysts was analyzed, including a solid solution VTiOx and vanadium oxide supported on titania VOx/TiO2. The distinct structural interfaces among components these resulted in notably divergent catalytic performances. catalyst is...

10.1021/acsanm.3c05332 article EN ACS Applied Nano Materials 2024-01-12

With the coming era of artificial intelligence (AI) dominated by high-tech electronics, developing high-performance microwave absorption materials (MAMs) is imperative to solve problem increasing electromagnetic inference and pollution. Herein, a metal-organic framework (MOF)-derived CoNi bimetallic alloy (CoNi/C) with an irregular rod-like structure prepared thermal reduction method. Introducing facilitates balance between conduction loss polarization forms good impedance matching, leading...

10.1039/d3ra08896k article EN cc-by-nc RSC Advances 2024-01-01

Conductive supports could improve the electrical conductivity of electrode in lithium–sulfur (Li–S) batteries but suffer from shuttle effect originated polysulfide dissolution, while hydrophilic metal oxides avoid with poor conductivity. Herein, a facile approach was developed to fabricate hierarchically porous tin oxide (SnO2) nanoparticle-anchored tubular polypyrrole (T-PPy) as sulfur host, order integrate advantages conductive and overcome their shortcomings. In unique structure, T-PPy...

10.1021/acsami.9b18426 article EN ACS Applied Materials & Interfaces 2020-01-08

Abstract Growing global concerns over energy security and climate change have intensified efforts to develop sustainable strategies for electrochemical CO 2 reduction (eCO RR). Covalent Organic Frameworks (COFs) emerged as promising electrocatalysts eCO RR due their tunable structures, high surface areas, abundance of active sites. However, the performance 2D COFs is often limited by layer stacking, which restricts site exposure reduces selectivity. To overcome these challenges, a new class...

10.1002/adma.202419547 article EN Advanced Materials 2025-01-29

Developing efficient electrocatalysts for direct ammonia fuel cells has been researched intensively. Herein, a Pt-NiO/C catalyst is prepared and applied to oxidation reaction (AOR). The introduction of NiO can decrease the average crystallite sizes modify electronic structure Pt. Compared with Pt/C catalyst, as-prepared presents larger electrochemical surface area (ECSA), higher peak current density, lower activation energy better stability AOR. It suggests that promising system AOR in cells.

10.1149/2.1051709jes article EN Journal of The Electrochemical Society 2017-01-01

The electrochemical performance of the carbon cloth (CC)-based electrodes is determined by kind, content, morphology, and size modified pseudocapacitive materials, as well interaction with CC. Also, such structural parameters were mainly dependent on deposition condition. More uniform polyaniline (PANI) could be obtained polymerization in comparison to chemical oxidation polymerization. However, two steps electrodeposition usually needed for nucleation growth. Here, based comprehensive...

10.1021/acs.langmuir.3c01594 article EN Langmuir 2023-09-27

The development of cost-effective non-noble metal electrocatalysts for the oxygen reduction reaction (ORR) and evolution (OER) opens up possibility sustainable energy systems. Herein, we report a surface overcoating strategy with lanthanum organic complex (La-OC) as precursor to prepare species (La-SPc) encapsulated in nitrogen, fluorine, sulfur self-doped porous carbon (NFS-PC) composites (La-SPc@NFS-PC) efficient ORR OER. La-SPc is introduced not only promoter increase electrochemical...

10.1021/acsami.3c11773 article EN ACS Applied Materials & Interfaces 2023-11-18

Slightly crumpled aminated graphene nanosheets were prepared via the mild surface modification of oxide (GO) with p-phenylenediamine at room temperature to inhibit restacking but avoid cross-linking during solvothermal or microwave-assisted treatments, and then honeycomb-like flexible graphene/polyaniline (PANI) composite film electrode, PANI@rPGO, was developed by facile vacuum filtration reduction. Owing slightly PGO amino groups, PANI@rPGO film, a well-defined dispersion PANI nanorods in...

10.1021/acs.langmuir.0c00385 article EN Langmuir 2020-04-14
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