A5034851547- Advancements in Battery Materials
- Supercapacitor Materials and Fabrication
- MXene and MAX Phase Materials
- Advanced battery technologies research
- Advanced Battery Materials and Technologies
- Electrocatalysts for Energy Conversion
- 2D Materials and Applications
- Graphene research and applications
- Nanomaterials for catalytic reactions
- Ferroelectric and Negative Capacitance Devices
- Transition Metal Oxide Nanomaterials
- Advanced Memory and Neural Computing
- Advanced Condensed Matter Physics
- Copper-based nanomaterials and applications
- Molecular Junctions and Nanostructures
- Topological Materials and Phenomena
- Quantum Dots Synthesis And Properties
- Advanced Photocatalysis Techniques
- Rare-earth and actinide compounds
- Perovskite Materials and Applications
- Semiconductor materials and devices
- Boron and Carbon Nanomaterials Research
- Iron-based superconductors research
- Nanowire Synthesis and Applications
- Advanced Nanomaterials in Catalysis
Nanyang Normal University
2021-2025
Canadian Light Source (Canada)
2025
University of Saskatchewan
2025
Nanyang Institute of Technology
2021
Wuhan University
2018-2020
Xinyang Normal University
2014-2017
Xinyang College of Agriculture and Forestry
2014-2017
Institute of Molecular Functional Materials
2014-2017
Chinese Academy of Sciences
2008
Dalian Institute of Chemical Physics
2008
Abstract 2D materials, such as graphene, transition metal dichalcogenides, and black phosphorus, have become the most potential semiconductor materials in field of optoelectronic devices due to their extraordinary properties. Owing layer‐dependent appropriately sized bandgaps, photodetectors based on various are designed manufactured rationally. Utilizing unique properties many surprising physical phenomena junctions can be obtained after different stacked together. This makes...
A freestanding mesoporous CuCo<sub>2</sub>O<sub>4</sub> nanograss electrode exhibits a superior pseudocapacitive performance and high electrocatalytic activity towards methanol oxidation.
Abstract Developing efficient nonprecious bifunctional electrocatalysts for hydrogen and oxygen evolution reactions (HER OER) in the same electrolyte with a low overpotential large current density presents an appealing yet challenging goal large‐scale water electrolysis. Herein, unique 3D self‐branched hierarchical nanostructure composed of ultra‐small cobalt phosphide (CoP) nanoparticles embedded into N, P‐codoped carbon nanotubes knitted hollow nanowall arrays (CoPʘNPCNTs HNWAs) on...
Abstract MXenes, have been considered as a new generation anode material in lithium‐ion batteries for lower diffusion barriers and superior conductivity. Unfortunately, their structures are prone to aggregation stacking, hindering further shuttle of lithium ions electrons, resulting discharge capacity. Therefore, the introduction interlayer spacers preparation MXene‐based hybrids has attracted much attention. Introducing Prubssian blue analogues (PBAs) spacer combine with MXene nanosheets...
We report the synthesis of three dimensional (3D) NiCo2O4@NiCo2O4 nanocactus arrays grown directly on a Ni current collector using facile solution method followed by electrodeposition. They possess unique 3D hierarchical core-shell structure with large surface area and dual-functionalities that can serve as electrodes for both supercapacitors (SCs) lithium-ion batteries (LIBs). As SC electrode, they deliver remarkable specific capacitance 1264 F g(-1) at density 2 A ~93.4% retention after...
ZnCo2O4 nanoflakes, as electrodes for supercapacitors, are grown on a cellular nickel foam using cost-effective hydrothermal procedure. The mesoporous nanoflakes have large electroactive surface areas with strong adhesion to the Ni foam, allowing fast ion and electron transport. nanoarchitecture deliver an excellent specific capacitance of 1220 F g(-1) at current density 2 A in M KOH aqueous solution long-term cyclic stability 94.2% retention after 5000 cycles. fabrication strategy is...
Novel graphene-like CuO nanofilms are grown on a copper foam substrate by in situ anodization for multifunctional applications as supercapacitor electrodes and photocatalysts the degradation of dye pollutants. The as-prepared consists interconnected, highly crystalline, conductive nanosheets with hierarchical open mesopores large surface area. supported employed freestanding, binder-free supercapacitors, which exhibit wonderful electrochemical performance specific capacitance (919 F g(-1) at...
Abstract Carbon nanotubes (CNTs) incorporated porous 3-dimensional (3D) CuS microspheres have been successfully synthesized via a simple refluxing method assisted by PVP. The composites are composed of flower-shaped secondary microspheres, which in turn assembled with primary nanosheets 15–30 nm thickness and fully integrated CNT. possess large specific surface area 189.6 m 2 g −1 high conductivity 0.471 S cm . As electrode materials for supercapacitors, the nanocomposites show excellent...
Hierarchical porous CuO nanostructures are synthesized by surfactant-assisted alkaline solution oxidation method, exhibit superior pseudocapacitive performance and long-life stability as an integrated electrode for high-performance supercapacitors.
Flexible all-solid-state supercapacitors based on MoSe<sub>2</sub> nanomaterials exhibit a high specific capacitance and long-life stability.
Sulfur redox reactions are crucial in lithium-sulfur (Li-S) batteries, typically characterized by intricate multiphase conversion processes. A catalytic approach to transform polysulfides effectively mitigates the shuttle effects Li-S batteries. However, a catalyst consisting of single component cannot fully participate two-way process. In this study, we have addressed these issues fabricating one-dimensional ZnO@NiO core-shell nanobelts (CNBs), which establish p-n junction interface....
Ti 3 C 2 T x /VN produced by a simple one-step in situ nitriding technique has high conductivity and capacitance due to the expanded interlayer. This nitridation is cleaner safer alternative traditional synthetic methods.
Porous VN was grown on MXene-coated carbon fibers by vapor deposition. The 3D network can prevent the accumulation of VN/MXene and accelerate ion/electron transport. provides more active sites improves specific capacitance.
Charge carrier transportation in semiconductor films is a fundamental but crucial process for the light-emitting diodes. Although there have been many studies on charge transport properties of devices based traditional inorganic crystals and organic amorphous films, such behavior within emerging quantum-dot diodes (QLEDs)—which are composed nanocrystal with strong quantum confinement effects—has rarely discussed. Here, we demonstrate that tunneling effect really occurs hybrid QLEDs ZnO as...
Low-symmetry, non-centrosymmetric two-dimensional materials offer a promising basis for applications in multifunctional nanoelectronic devices. In this study, we utilize density functional theory calculations coupled with particle swarm optimization to design monolayer polymorph of SbP3 that exhibits monoclinic Pc symmetry and good stability (M-SbP3). M-SbP3 demonstrates excellent phonon-limited electron mobility 3525 cm2 V−1 s−1 at room temperature, an ultrahigh anisotropy ratio 108, which...
In this article, ordered ZnO@ZnS core-shell structures have been produced on a stainless mesh by two-step approach without using template. ZnO nanorods fabricated chemical vapor method are transferred into 50 ml autoclave for second stage ion-exchange reaction followed heating at 120 °C 4-16 h. The core is prepared as the conducting channel and ZnS active material. Such unique architecture exhibits remarkable electrochemical performance with high capacitance desirable cycle life. When...