A5100400173- Advancements in Battery Materials
- Advanced Battery Materials and Technologies
- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Advanced Battery Technologies Research
- Supercapacitor Materials and Fabrication
- Graphene research and applications
- MXene and MAX Phase Materials
- Advanced battery technologies research
- Advanced Photocatalysis Techniques
- Conducting polymers and applications
- Electrocatalysts for Energy Conversion
- Catalytic Processes in Materials Science
- Perovskite Materials and Applications
- Machine Learning in Materials Science
- Semiconductor materials and devices
- Thermal Expansion and Ionic Conductivity
- Extraction and Separation Processes
- 2D Materials and Applications
- Ammonia Synthesis and Nitrogen Reduction
- Organic Electronics and Photovoltaics
- Inorganic Chemistry and Materials
- Transition Metal Oxide Nanomaterials
- Nanomaterials for catalytic reactions
- Fuel Cells and Related Materials
Hebei University
2023-2025
Shanghai Jiao Tong University
2022-2025
Beijing University of Chemical Technology
2024-2025
Peking University
2015-2024
Chengdu University of Technology
2021-2024
Wuhan University of Technology
2022-2024
Nankai University
2012-2024
Tianjin University of Science and Technology
2011-2024
Qilu University of Technology
2024
Shandong Academy of Sciences
2024
Enabling all-solid-state Li-ion batteries requires solid electrolytes with high Li ionic conductivity and good electrochemical stability. Following recent experimental reports of Li3 YCl6 YBr6 as promising new electrolytes, we used first principles computation to investigate the diffusion, stability, interface stability chloride bromide materials elucidated origin their conductivities stabilities. Chloride chemistries intrinsically exhibit low migration energy barriers, wide windows, are not...
Abstract Polymer‐based electrolytes have attracted ever‐increasing attention for all‐solid‐state lithium (Li) metal batteries due to their ionic conductivity, flexibility, and easy assembling into batteries, are expected overcome safety issues by replacing flammable liquid electrolytes. However, it is still a critical challenge effectively block Li dendrite growth improve the long‐term cycling stability of with polymer Here, interface between novel poly(vinylidene difluoride) (PVDF)‐based...
Necklace-like N-doped hollow carbon with hierarchical pores was utilized as a free-standing high-performance potassium-ion storage anode.
The enabling of high energy density all-solid-state lithium batteries (ASSLBs) requires the development highly Li+-conductive solid-state electrolytes (SSEs) with good chemical and electrochemical stability. Recently, halide SSEs based on different material design principles have opened new opportunities for ASSLBs. Here, we discovered a series LixScCl3+x (x = 2.5, 3, 3.5, 4) cubic close-packed anion sublattice room-temperature ionic conductivities up to 3 × 10-3 S cm-1. Owing low eutectic...
Engineering novel electrode materials with unique architectures has a significant impact on tuning the structural/electrochemical properties for boosting performance of secondary battery systems. Herein, starting from well-organized WS2 nanorods, an ingenious design one-step method is proposed to prepare bimetallic sulfide composite coaxial carbon coating layer, simply enabled by ZIF-8 introduction. Rich sulfur vacancies and /ZnS heterojunctions can be simultaneously developed, that...
Carbon nanomaterials show potential in achieving good potassium ion storage; however, the limited interlayer spacing existing carbon greatly impacts performance of batteries (PIBs). Herein, we report a class three-dimensional (3D) porous framework materials constructed by S/N co-doping graphene nanosheets (CFM-SNG) with an ultralarge (0.448 nm) and rich edge defect as high-performance PIBs anodes. The resulting 3D CFM-SNG material achieves enhanced reversible capacity (348.2 mAh/g at 50...
Highly Li-ion conductive Li6PS5Cl solid-state electrolytes (SSEs) were prepared by sintering method. The influence of temperature and duration on the phase, ionic conductivity, activation energy was systematically investigated. electrolyte with a high conductivity 3.15 × 10-3 S cm-1 at room (RT) obtained 550 °C for just 10 min, which more efficient taking into account such short preparation time in comparison other reported methods to synthesize SSEs. All-solid-state lithium sulfur batteries...
Recently, halide superionic conductors have emerged as promising solid electrolyte (SE) materials for all-solid-state batteries (ASSBs), owing to their inherent properties combining high Li+ conductivity, good chemical and electrochemical oxidation stabilities, mechanical deformability, compared sulfide or oxide SEs. In this Review, recent advances in Li+- Na+-conducting SEs are comprehensively summarized. After introducing the ionic diffusion mechanism related governing factors of crystal...
Rational exploration of efficient, inexpensive, and robust electrocatalysts is critical for the efficient water splitting. Conjugated conductive metal-organic frameworks (cMOFs) with multicomponent layered double hydroxides (LDHs) to construct bifunctional heterostructure catalysts are considered as an but complicated strategy. Here, fabrication a cMOF/LDH hetero-nanotree array catalyst (CoNiRu-NT) coupled monodispersed ruthenium (Ru) sites via controllable grafted-growth strategy reported....
The Keggin-type polyoxometalates (POMs) are effective catalysts for oxidative desulfurization (ODS) and confining these POMs in metal-organic frameworks (MOFs) is a promising strategy to improve their performances. Herein, postsynthetic modification of confined MOFs by adding thiourea creates more unsaturated metal sites as defects, promoting ODS catalytic activity. Additional 1-butyl-3-methyl imidazolium performed obtain higher activity, owing the affinity between electron-rich...
Abstract Sulfide solid electrolytes (SEs) are recognized as one of the most promising candidates for all‐solid‐state batteries (ASSBs), due to their superior ionic conductivity and remarkable ductility. However, poor air stability, complex synthesis process, low yield, high production cost obstruct large‐scale application sulfide SEs. Herein, a one‐step gas‐phase method SEs with oxide raw materials in ambient air, completely getting rid glovebox thus making possible, is reported. By...
Abstract Solid‐state electrolytes (SEs) with high anodic (oxidation) stability are essential for achieving all‐solid‐state Li‐ion batteries (ASSLIBs) operating at voltages. Until now, halide‐based SEs have been one of the most promising candidates due to their compatibility cathodes and ionic conductivity. However, developed chloride bromide still show limited electrochemical that is inadequate ultrahigh voltage operations. Herein, this challenge addressed by designing a dual‐halogen...
CoPS nanoparticles encapsulated with S, P, N tri-doped carbon material (SPNC) were proposed as bifunctional electrocatalyst of oxygen evolution reaction (OER) and reduction (ORR) derived from zeolitic imidazolate framework-67. Density functional theory calculations consistently revealed that P element in CoPS@SPNC improves the electrical conductivity reduces OH∗ hydrogenation energy barrier on Co sites, thereby facilitating overall ORR/OER activities. A flexible Zn–air battery delivered an...
Anode-free lithium (Li) metal batteries are desirable candidates in pursuit of high-energy-density batteries. However, their poor cycling performances originated from the unsatisfactory reversibility Li plating/stripping remains a grand challenge. Here we show facile and scalable approach to produce high-performing anode-free using bioinspired ultrathin (250 nm) interphase layer comprised triethylamine germanate. The derived tertiary amine Lix Ge alloy showed enhanced adsorption energy that...
Anode-free lithium (Li) metal batteries are promising alternatives to current Li-ion due their advantages such as high energy density, low cost, and convenient production. However, the copper (Cu) collector accounts for more than 25 wt% of total weight anode-free battery without capacity contribution, which severely reduces power densities. Here, a new family ultralight composite collectors with areal density 0.78 mg cm
Topological state of matter and lithium batteries are currently two hot topics in science technology. Here we combine these by exploring the possibility using all-carbon-based porous topological semimetal for battery anode material. Based on density-functional theory cluster-expansion method, find that recently identified bco-C16 is a promising material with higher specific capacity (Li-C4) than commonly used graphite (Li-C6), Li ions exhibit remarkable one-dimensional (1D) migration...
Sulfide solid electrolytes (e.g., lithium thiophosphates) have the highest room-temperature ionic conductivity (∼10−2 S cm−1) among Li-ion conductors so far, and thus attracted ever-increasing attention for high energy-density safety all-solid-state batteries (ASSBs). However, interfacial issues between sulfide electrodes been main challenges their applications in ASSBs. The instabilities would occur due to side reactions of sulfides with electrodes, poor solid-solid contact, dendrites...
A novel three-dimensional macroporous antimony@carbon composite is fabricated by a simple KCl template method with single bi-functional precursor potassium antimony tartrate.
Abstract Solid polymer electrolytes have emerged as promising alternatives to current liquid due their advantages in battery safety and stability. Among various electrolytes, poly(vinylidene fluoride) (PVDF)‐based with high ionic conductivity, large mechanical strength, excellent electrochemical thermal stability a great potential for practical applications. However, fundamental issues, such how the Li ions transport PVDF‐based residual solvent affects cell performance, are unclear. Here, we...
Abstract Li metal batteries have attracted extensive research attention because of their extremely high theoretical capacity. However, the commercialization is hindered, as uncontrolled dendrites growth leads to safety concerns and a low coulombic efficiency. To suppress achieve dense deposition, lithiophilic 3D Cu host designed for anode, in which nano‐sized situ formed with aid infused metal. The fabricated anode exhibit superior electrochemical stability than raw compact maintained during...