A5041864312- Advancements in Battery Materials
- Supercapacitor Materials and Fabrication
- Advanced Battery Materials and Technologies
- Advanced battery technologies research
- Advanced Battery Technologies Research
- Extraction and Separation Processes
- Electrocatalysts for Energy Conversion
- Carbon and Quantum Dots Applications
- Graphene research and applications
- TiO2 Photocatalysis and Solar Cells
- Adsorption and biosorption for pollutant removal
- Graphene and Nanomaterials Applications
- Nanomaterials for catalytic reactions
- Recycling and Waste Management Techniques
- Semiconductor materials and devices
- Catalytic Processes in Materials Science
- MXene and MAX Phase Materials
- Transition Metal Oxide Nanomaterials
- Advanced Photocatalysis Techniques
- Aerogels and thermal insulation
- ZnO doping and properties
- Electrospun Nanofibers in Biomedical Applications
- Chemical Synthesis and Characterization
- Conducting polymers and applications
- Electrochemical sensors and biosensors
Hunan University of Technology
2016-2025
National Center for Advanced Packaging (China)
2022
Zhuzhou Central Hospital
2016-2019
Central South University
2008-2018
Changzhou University
2016-2018
Institute of Metallurgy
2017
State Key Laboratory of Powder Metallurgy
2016-2017
Powder Metallurgy Institute
2016
Changsha University
2014-2015
Hunan Institute of Science and Technology
2008
NiCo<sub>2</sub>O<sub>4</sub>-based materials have become a new class of energy storage for electrochemical supercapacitors, which manifest remarkable performances.
Carbon quantum dots (CQDs) due to their unique properties have recently attracted extensive attention from researchers in many fields. In the present work, a new application form of CQD-based hybrid as an excellent electrode material for supercapacitors is reported first time. The CQDs are fabricated by facile chemical oxidation method following which they thermally reduced, and further decorated with RuO2 obtain composites. exhibits specific capacitance 460 F g−1 at ultrahigh current...
Carbon quantum dots tuned porous NiCo<sub>2</sub>O<sub>4</sub>sphere composites are prepared and assembled into AC//CQDs/NiCo<sub>2</sub>O<sub>4</sub>asymmetric supercapacitor, exhibiting high energy or power density remarkable cycling stability.
Ion occupation and migration pathways are investigated to explore the ion-migration mechanism of Na3V2(PO4)3 with help first principles calculations. a NASICON framework generates high performances as cathode material in sodium-ion batteries.
N-doped TiO<sub>2</sub> decorated with C-dots shows superior rate capability and extended battery life when utilized in Li-ion Na-ion batteries.
A novel 3D N, P-CQDs/rGO composite aerogel with a hierarchical porous structure is prepared, and excellent supercapacitive properties are achieved.
Sodium-ion batteries (SIBs) have come up as an alternative to lithium-ion (LIBs) for large-scale applications because of abundant Na storage in the earth's crust. Antimony (Sb) hollow nanospheres (HNSs) obtained by galvanic replacement were first applied anode materials sodium-ion and exhibited superior electrochemical performances with high reversible capacity 622.2 mAh g–1 at a current density 50 mA after cycles, close theoretical (660 g–1); even 1600 g–1, capacities can also reach 315...
Abstract Carbon quantum dots (CQDs) as a new class of emerging materials have gradually drawn researchers’ concern in recent years. In this work, the graphitic CQDs are prepared through scalable approach, achieving high yield with more than 50%. The obtained further used structure-directing and conductive agents to synthesize novel N,S-CQDs/NiCo 2 S 4 composite cathode materials, manifesting enhanced electrochemical properties resulted from synergistic effect highly N,S-codoped offering fast...
Abstract Hybrid supercapacitors (HSCs) comprising a battery‐type cathode and capacitive anode have recently become research hotspot. Nevertheless, the low capacity utilization, poor kinetic behavior, unstable structure of single oxide restrict overall performance device. Herein, carbon quantum dots (CQDs) modified NiO/Co 3 O 4 heterostructured flower‐like microspheres are constructed, enhanced specific capacity, rate capability, cycling achieved when used as for HSCs. This is attributed to...
Abstract Zinc‐ion batteries (ZIBs) have become a global research hotspot in recent years due to their eco‐friendliness, safety, abundant resources, and low cost. However, some significant challenges seriously affect overall performance, thus hindering further development practical applications. Recently, multifunctional adjustable 2D carbides nitrides (MXenes) are extensively used for the modification of ZIBs, fruitful achievements achieved. In order make systematic understanding these...
Sb porous hollow microspheres (PHMSs) were prepared by a replacement reaction employing Zn (MSs) as templates.