A5091230914- Supercapacitor Materials and Fabrication
- Advancements in Battery Materials
- Electrocatalysts for Energy Conversion
- Advanced battery technologies research
- CO2 Reduction Techniques and Catalysts
- Advanced Battery Materials and Technologies
- Advanced Photocatalysis Techniques
- Ionic liquids properties and applications
- Fuel Cells and Related Materials
- Nanomaterials for catalytic reactions
- MXene and MAX Phase Materials
- Carbon dioxide utilization in catalysis
- Electrochemical Analysis and Applications
- Conducting polymers and applications
- Tribology and Wear Analysis
- Metal and Thin Film Mechanics
- Catalytic Processes in Materials Science
- Metal-Organic Frameworks: Synthesis and Applications
- Lubricants and Their Additives
- Advanced Thermoelectric Materials and Devices
- Copper-based nanomaterials and applications
- Analytical Chemistry and Sensors
- Catalysts for Methane Reforming
- Ammonia Synthesis and Nitrogen Reduction
Nanjing University of Science and Technology
2019-2025
Nankai University
2023-2024
Metal–organic frameworks (MOFs), also known as coordination polymers or networks (self-assembled by multidentate organic ligands and metal ions/metal clusters), are multifunctional materials, which have been widely used in the fields of sensing, catalysis, ion exchange, adsorption/separation, gas storage since their birth. At present, MOFs a new type energy conversion material, considered one most promising electrode candidates result large specific surface area, adjustable pores, open...
Nb2O5@carbon/reduced graphene oxide (M-Nb2O5@C/rGO) composites are fabricated by annealing the precursor of supported Nb-based metal organic frameworks for first time. The lithium ion capacitor using M-Nb2O5@C/rGO as anode and activated carbon cathode delivers a high energy density 71.5 W h kg-1 excellent cycling stability.
Asymmetric supercapacitors (ASCs) with free-standing electrodes have attracted extensive attention due to enhanced power density, high energy long-term stability, and low inner resistance. Herein, a three-dimensional (3D) hierarchical nanosheet array electrode (CC@NiCo2O4@PPy), consisting of polypyrrole (PPy) thin film shell spinel NiCo2O4 as the core, was prepared on carbon cloth (CC) via simple two-step electrodeposition. Since protection highly conductive pseudocapacitive PPy shell,...
To significantly improve the tribological performance of epoxy resin (EP), a novel h-BN/MoS2 composite was successfully synthesized using spherical MoS2 particles with lamellar self-assembly generated through calcination method, followed by utilizing "bridging effect" silane coupling agent to achieve uniform and vertically oriented decoration hexagonal boron nitride (h-BN) nanosheets on surface. The chemical composition microstructure were systematically investigated. Furthermore,...
Cu doped Ni(PO 3 ) 2 was applied as an electrocatalyst to ABOR for the first time, which showed excellent electrocatalytic activity due optimized electronic structure and increased active sites induced by doping.
Amorphous materials disrupt the intrinsic linear scalar dependence seen in their crystalline counterparts, typically exhibiting enhanced catalytic characteristics. Nevertheless, substantial obstacles remain terms of boosting stability, enhancing conductivity, and elucidating distinct mechanisms. Herein, a core-shell catalyst, comprising SnO2 core an amorphous SnOx shell supported on MXene (denoted as SnO2@SnOx/MXene), was prepared utilizing hydrothermal solution reduction methods. The...
Two-dimensional metal oxides/hydroxides are considered to be promising drive the oxygen evolution reaction (OER). In this work, Y-doped Co(OH)2 nanosheets modified with deficient suberic acid (DSA-Y-Co(OH)2) were synthesized by a one-step hydrothermal method. The DSA-Y0.05-Co(OH)2 catalyst (the molar ratio of Y Co is 0.05) exhibits excellent OER performance in alkaline solution, at 10 mA cm–2, much lower overpotential (311 mV) than that commercial IrO2 (347 mV). superior results from...
CuCo2O4, a type of promising lithium-ion storage material, exhibits high electrochemical properties in batteries and enormous economic benefits. However, its practical application is limited by problems such as structural collapse stability during the charging discharging process. In this work, reduced graphene oxide (rGO)-coated CuCo2O4 (CuCo2O4/rGO) hollow microspheres were successfully prepared electrostatic self-assembly. The CuCo2O4/rGO electrode shows an outstanding capability for...
CoSnO3, as a high theoretical capacity electrode material (1235 mAh g–1) for lithium storage, has been limited due to its low rate performance, huge volume expansion, and an unstable solid electrolyte interface (SEI). A rational design of the structure including carbon coating can effectively solve problems. To buffer change achieve superior capability, hollow CoSnOx nanocubes encapsulated in 1D N-doped nanofibers (CNFs) were fabricated by electrospinning, showing final discharge 733 g–1...
The three-dimensional LiMnxOy@C (LMO@C) nanosheet arrays with rich oxygen vacancies were fabricated using a three-step method involving γ-MnO2 electrodeposition on Ni foam combined hydrothermal lithiation and carbon coating. open-framework porous structure of the LMO@C can remarkably facilitate fast insertion/extraction lithium-ion charge transfer. introduced conducting carbon-shell significantly improve electrochemical property an integrated electrode. electrode presents higher mass...
Abstract Cobalt‐glycolate (Co‐glycolate) is a kind of layered coordination polymer with abundant electrochemically active sites but low conductivity. The fabrication heterostructures novel strategy to enhance the electrical Herein, Co‐glycolate serves as host substrate for in situ growth guest ZIF‐67 build MOFs‐on‐CPs (named /ZIF‐67) via simple ligand‐exchange method an anode lithium‐ion batteries. A heterojunction interface distorted lattice between phase and can be observed. Theoretical...
The rational design of efficient electrocatalysts for oxygen reduction reaction (ORR) is the key to developing fuel cells and metal-air batteries. Carbon-supported iron-based materials, as most promising ORR, have drawn much attention they are cost-effective exhibit high activity. In this work, a three-dimensional (3D) Fe3O4-decorated N-doped graphene aerogel (Fe3O4/NGA) catalyst was synthesized following simple hydrothermal method which followed by an annealing process. complex formed...