A5028002007- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- Advanced battery technologies research
- Advanced Battery Technologies Research
- Supercapacitor Materials and Fabrication
- Electrocatalysts for Energy Conversion
- MXene and MAX Phase Materials
- Extraction and Separation Processes
- Graphene research and applications
- Transition Metal Oxide Nanomaterials
- Copper Interconnects and Reliability
- CO2 Reduction Techniques and Catalysts
- Electrochemical Analysis and Applications
- Metal and Thin Film Mechanics
- Electrodeposition and Electroless Coatings
- Boron and Carbon Nanomaterials Research
- Fullerene Chemistry and Applications
- Polyoxometalates: Synthesis and Applications
- Carbon Nanotubes in Composites
- Bone Tissue Engineering Materials
- Semiconductor materials and devices
- Covalent Organic Framework Applications
- Conducting polymers and applications
- Electronic Packaging and Soldering Technologies
- Diamond and Carbon-based Materials Research
Jimei University
2019-2025
Xiamen University
2016-2021
Collaborative Innovation Center of Chemistry for Energy Materials
2016-2021
Xiamen University of Technology
2016
Chinese Academy of Sciences
2014-2015
Beijing National Laboratory for Molecular Sciences
2014
Institute of Chemistry
2014
Southwest University
2012-2014
Molecular Sciences Institute
2013
High utilization and loading of sulfur in cathodes holds the key realization Li–S batteries. We here synthesized a Co4N mesoporous sphere, which was made up nanosheets, via an easy convenient method. This material presents high affinity, speedy trapping, absorbing capacity for polysulfides acts as bifunctional catalysis redox processes; therefore it is ideal matrix S active material. With such sphere used host batteries, extraordinary electrochemistry performance has been achieved. content...
Abstract Porous Mn 2 O 3 nanoplates were prepared by a facile polyol solution method combined with simple post‐annealing process. The porous characterized XRD, field‐emission SEM, high‐resolution TEM, and N adsorption/desorption isotherm measurements. formation process for the was proposed as morphology‐conserved transformation strategy. These exhibited improved electrochemical performance excellent cycling stability good rate capability when applied anode materials in lithium ion batteries.
Novel Zn3V2O8 hexagon nanosheets were synthesized by a simple hydrothermal method and characterized various spectroscopic techniques. The revealed to show high performance as an anode material for lithium-ion batteries with good rate capacity, cycling stability, excellent discharge capacity up 1103 mA h g−1 at 200 current density.
Porous titanium nitride (TiN) tubes which have a high conductivity are used as the sulfur host material. The TiN strong affinity for atoms/ions in LiPSs, and can catalyze oxidation of LiPSs. TiN/S cathode presented specific capacity, excellent cycling performance coulombic efficiency.
High-performance and stable electrocatalysts for both the hydrogen evolution reaction (HER) oxygen (OER) that can work at same pH condition are in high demand overall water-splitting systems. Here, we report a partially oxidized Co situ anchored porous nitrogen-doped nano carbon dodecahedron its application electrocatalytic water splitting. The Co3O4 shell worked as an efficient charge separation layer while metallic inner core transported separated charges immediately to N-carbon framework....
Abstract Wide operation temperature is the crucial objective for an energy storage system that can be applied under harsh environmental conditions. For lithium‐sulfur batteries, “shuttle effect” of polysulfide intermediates will aggravate with increasing, while reaction kinetics decreases sharply as decreasing. In particular, sulfur mechanism at low temperatures seems to quite different from room temperature. Here, through in situ Raman and electrochemical impedance spectroscopy studies,...
MnO modified CNTs are applied as an efficient sulfur host to improve the performance of Li/S batteries due strong polysulfide adsorbability.
We present strategies to tune the redox properties of polyoxometalate clusters enhance electron-coupled proton-buffer-mediated water splitting process, in which evolution hydrogen and oxygen can occur different forms is separated time space. By substituting heteroatom template Keggin-type cluster, H
Batteries play a crucial role as energy storage devices across various industries. However, achieving high performance often comes at the cost of safety. Continuous monitoring is essential to ensure safety and reliability batteries. This paper investigates advancements in battery technology, focusing on fiber Bragg gratings (FBGs). By examining factors contributing degradation principles FBGs, this study discusses key aspects FBG sensing, including mounting locations, targets, their...
For Li-S batteries, the interlayer between separator and sulfur cathode preventing lithium polysulfide (LiPS) travel across membrane is a research hotspot. The good blocking ability for LiPSs indicates that these interlayers can promote electrochemistry performance with high S loading. However, most of are just used as simple wall. Such wall, example, lower Li+ ion conductivity, would often reduce electrochemical performance, especially under large current density. Here, we report...
Abstract Low‐temperature lithium‐sulfur batteries (LSBs) face challenges such as Li₂S accumulation and the slow conversion of lithium polysulfides (LiPSs), significantly affecting their capacity cycling life. While functionalizing cathode shows potential to overcome these problems, there has been little focus on understanding deposition behavior at low temperatures specific catalysis processes newly identified platforms. Here we report an island‐like Bi₂O₃ uniformly distributed reduced...
Flower-like titanium phosphate microstructures were formed <italic>via</italic> hierarchical nucleation and growth showed excellent adsorption capacity for lead ion removal.
A macro-chamber for sulfur-conversion reactions lithium–sulfur batteries was created using the <italic>in situ</italic> growth of a TiN/reduced graphene oxide multifunctional cover layer. The chamber significantly increased utilization sulfur and cycling stability batteries.
Abstract An electron conductive matrix, or collector, facilitates transport in an electrochemical device. It is stationary and does not change during the entire operation once it built. The interface of this matrix electrode constructed at a 2D level micro‐scale, naturally limits breadth depth reactions. Herein, idea enhanced coupled with conducting molecule that can extend interfacial reactions first introduced. With spatialized interspace, present understanding process opens up new realm...
Abstract Oxygen evolution reaction (OER) electrocatalysts generally experience structural and electronic modifications during electrocatalysis. This phenomenon, referred to as surface reconstruction, results in the formation of catalytically active species that act real OER sites. Controlling reconstruction therefore is vital for enhancing performance electrocatalysts. In this study, a new approach introduced heterostructure engineering facilitate target catalysts. Using MnCo carbonate...
Owning to its various advantages, the lithium-sulfur battery is one of research hot spots for new energy storage systems. Diverse hollow structures with specific morphologies have been used as sulfur host materials adsorb or/and catalyze polysulfides, and can in particular concurrently inhibit volume expansion during electrochemical processes batteries. However, space a large will restrict performance cell under high area loading, which very important indicator practical applications...
Sodium-ion batteries (SIBs) are promising alternatives to replace lithium-ion as future energy storage because of their abundant sodium resources, low cost, and high charging efficiency. In order match the capacity density, designing an atomically doped carbonous material anode is presently one important strategies commercialize SIBs. this work, we report preparation high-performance dual-atom-doped carbon (C) materials using low-cost corn starch thiourea (CH4N2S) precursors. The...