A5100689639- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Supercapacitor Materials and Fabrication
- Advanced battery technologies research
- Graphene research and applications
- Advanced Battery Technologies Research
- Thermal Expansion and Ionic Conductivity
- Electrocatalysts for Energy Conversion
- Cardiac pacing and defibrillation studies
- Extraction and Separation Processes
- Zeolite Catalysis and Synthesis
- Fuel Cells and Related Materials
- Chemical Synthesis and Characterization
- MXene and MAX Phase Materials
- Cardiac Arrhythmias and Treatments
- Mesoporous Materials and Catalysis
- Ferroelectric and Piezoelectric Materials
- Quantum Dots Synthesis And Properties
- Advanced Photocatalysis Techniques
- Dielectric properties of ceramics
- Layered Double Hydroxides Synthesis and Applications
- Digital Transformation in Industry
- Food Supply Chain Traceability
- Atrial Fibrillation Management and Outcomes
- Covalent Organic Framework Applications
Hunan University
2016-2025
Ningbo University
2024
Ningbo First Hospital
2024
Southwest Jiaotong University
2021
Changsha University
2017-2019
South China University of Technology
2018
Beijing Graphene Institute
2017
Nanohoneycomb-like strongly coupled CoMoO4-3D graphene hybird electrodes are synthesized for supercapacitors which exhibit excellent specific capacitance and superior long-term cycle stability. The supercapacitor device can power a 5 mm-diameter LED efficiently more than 3 min with charging time of only 2 s, shows high energy densities good As service to our authors readers, this journal provides supporting information supplied by the authors. Such materials peer reviewed may be re-organized...
Abstract Potassium‐ion batteries (PIBs) have attracted considerable attention due to the low redox potential, price, and abundance, in comparison lithium sodium. Herein, a novel potassium MoSe 2 /N‐C battery with new electrolyte, 1 m bis(fluoro‐slufonyl)imide ethyl methyl carbonate, is reported. The composite, which consists of carbon‐coated nanosheets, synthesized through solvothermal annealing method. As an anode material for PIBs, it exhibits outstanding rate performance long cycling...
Graphene nanoribbons on highly porous 3D graphene foam as the binder-free cathode for flexible Al-ion batteries exhibit low charge voltage, high capacity, excellent cycling ability (even after 10 000 cycles there is no capacity decay), and fast charging slow discharging performance (the battery can be fully charged in 80 s discharged more than 3100 s).
CoMoO4 nanoplate arrays (NPAs) were grown directly on Ni foam via a template-free hydrothermal route. The morphology of NPAs was examined by scanning and transmission electron microscopy the phase structure nanoplates (NPs) analyzed using X-ray diffraction spectroscopy. Based series time-dependent experiments, possible growth mechanism for this proposed. supported could be used as integrated electrodes electrochemical capacitors. Such unique array architectures exhibited remarkable...
We report an in situ alloying strategy for obtaining homogeneous (Bi,Sb) alloy nanoparticles from (Bi,Sb)2S3 nanotubes the exceptional anode of potassium ion batteries (KIBs). The operando X-ray diffraction results, along with transmission electron microscopy and energy-dispersive spectroscopy mappings, successfully reveal phase evolution this material, which is → K(Bi,Sb) K3(Bi,Sb) during initial discharge charging process. produces a synergistic effect brings outstanding electrochemical...
This design provides a scalable route for in situ synthesizing of special carbon nanoscrolls as the cathode an aluminum battery. The frizzy architectures are generated by few graphene layers convoluting into hollow scroll, possessing rapid electronic transportation channels, superior anion storage capability, and outstanding ability accommodating large volume expansion during cycling process. electrochemical performance nanoscroll is fully tapped, displaying excellent reversible discharge...
Abstract Carbonaceous materials, especially with graphite‐layers structure, as anode for potassium‐ion batteries (PIBs), are the footstone industrialization of PIBs. However, carbonaceous materials structure usually suffer from poor cycle life and inferior stability, not to mention freestanding flexible Here, a 3D hybrid architecture by introducing carbon dots on reduced graphene oxide surface (CDs@rGO) is synthesized high performance PIBs anode. The CDs@rGO paper has efficient electron ion...
Abstract Solid‐state potassium metal batteries (SPMBs) are promising candidates for the next generation of energy storage systems their low cost, safety, and high density. However, full SPMBs not yet reported due to K dendrites, interfacial incompatibility, limited availability suitable solid‐state electrolytes. Here, stable using a new iodinated solid polymer electrolyte (ISPE) presented. The functional ions reconstruct ion transport channels, providing efficient transport. ISPE shows...
Abstract Current potassium‐ion batteries (PIBs) are limited in safety and lifetime owing to the lack of suitable electrolyte solutions. To address these issues, herein, we report an innovative non‐flammable design strategy that leverages optimal moderate solvation phosphate‐based solvent which strikes a balance between capability salt dissociation ability, leading superior electrochemical performance. The formulated simultaneously exhibits advantages low concentration (only 0.6 M),...
All-solid-state batteries suffer from a loss of contact between the electrode and electrolyte particles, leading to poor cyclability. Here, void-free ion-permeable interface solid-state polymer is constructed in situ during cycling using charge/discharge voltage as stimulus. During charge-discharge, permeation phase fills voids at penetrates electrode, forming strong bonds with cathode effectively mitigating problem. Our all-solid-state potassium ion maintain high Coulombic efficiency more...
Ether-based electrolytes are among the most important for potassium-ion batteries (PIBs) due to their low polarization voltage and notable compatibility with potassium metal. However, development is hindered by strong binding between K+ ether solvents, leading [K+–solvent] cointercalation on graphite anodes. Herein, we propose a partially weakly solvating electrolyte (PWSE) wherein local solvation environment of conventional 1,2-dimethoxyethane (DME)-based efficiently reconfigured diethoxy...
NiMoO4 nanowires (NWs) supported on Ni foam were fabricated via a template-free hydrothermal route, and could be directly used as integrated electrodes for electrochemical capacitors (ECs). Such unique architectures exhibited remarkable performance with high capacitance, excellent rate capability desirable cycle life at rates.
Supercapacitors with potential high power are useful and have attracted much attention recently. Graphene-based composites been demonstrated to be promising electrode materials for supercapacitors enhanced properties. To improve the performance of graphene-based further realize their synthesis large scale, we report a green approach synthesize bacteria-reduced graphene oxide-nickel sulfide (BGNS) networks. By using Bacillus subtilis as spacers, deposited reduced oxide/Ni3S2 nanoparticle...
In this study, we proposed and demonstrated an environmentally friendly effective methodology to prepare Fe2O3/graphene composites. The essence of method was that ferrous ions could serve as both reductant the iron source for Fe2O3, which is greener more facile than preparation methods other oxide/graphene As anode materials lithium ion batteries, composites achieved high reversible capacities about 800 mA h g−1 after 100 cycles at a charge–discharge rate 0.2 C. Moreover, they delivered 420...
Graphene is of great significance in energy storage devices. However, a graphene-based electrode difficult to use direct applications due the large surface area and flexibility, which leads excessive consumption electrolyte, low Coulombic efficiency, shedding behaviors. Herein, special crystal carbon@graphene microsphere (CCGM) composite was successfully synthesized. The scalable carbonaceous displays small specific superior structure stability. As potassium ion battery half-cell, CCGM...
Abstract Potassium‐ion hybrid capacitors (PIHCs) show great potential in large‐scale energy storage due to the advantages of electrochemical and potassium‐ion batteries. However, their development remains at preliminary stage is mainly limited by kinetic imbalance between two electrodes. Herein, an architecture NbSe 2 nanosheets embedded N, Se co‐doped carbon nanofibers (NbSe /NSeCNFs) as flexible, free‐standing, binder‐free anodes for PIHCs reported. The /NSeCNFs with hierarchically porous...
Rechargeable sodium–iodine batteries represent a promising scalable electrochemical energy storage alternative as sodium and iodine are both low cost widely abundant elements. Here, the authors demonstrate rechargeable battery that employs free‐standing quantum dots (IQDs) decorated reduced graphene oxide (IQDs@RGO) cathode. Consistent with density functional theory find Na + ions to intercalate into I unit cell forming stable NaI, exhibits high capacity, outstanding cycle stability (with...
Reasonable design of Sb-based nanomaterials, which can alleviate volume expansion, agglomeration and pulverization, is meaningful for PIBs. We used Sb-MOFs as precursors to perfectly controllably embed uniform Sb nanoparticles (∼19 nm) into porous carbon networks through simple carbonization strategies achieved excellent electrochemical performance