A5101814439- Supercapacitor Materials and Fabrication
- Advancements in Battery Materials
- Advanced battery technologies research
- MXene and MAX Phase Materials
- Gold and Silver Nanoparticles Synthesis and Applications
- Electrocatalysts for Energy Conversion
- Catalytic Processes in Materials Science
- Nanomaterials for catalytic reactions
- Advanced Battery Materials and Technologies
- Enzyme Catalysis and Immobilization
- Tribology and Lubrication Engineering
- Gear and Bearing Dynamics Analysis
- Minerals Flotation and Separation Techniques
- Quantum Dots Synthesis And Properties
- Gas Sensing Nanomaterials and Sensors
- Advanced biosensing and bioanalysis techniques
- Fuel Cells and Related Materials
- Computational Drug Discovery Methods
- Microplastics and Plastic Pollution
- Graphene and Nanomaterials Applications
- Microbial Metabolic Engineering and Bioproduction
- Luminescence Properties of Advanced Materials
- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Iron oxide chemistry and applications
Beijing University of Chemical Technology
2015-2024
Tangshan College
2024
Jianghan University
2024
Chongqing University
2023
King University
2022
UtopiaCompression (United States)
2022
Nanyang Technological University
2022
Tsinghua University
2022
Czech Academy of Sciences, Institute of Physics
2022
Beijing Advanced Sciences and Innovation Center
2021
Abstract Constructing high performance electrocatalysts for lithium polysulfides (LiPSs) adsorption and fast conversion is the effective way to boost practical energy density cycle life of rechargeable lithium–sulfur (Li–S) batteries, which have been regarded as most promising next generation battery but still suffering from LiPSs shuttle effect slow sulfur redox kinetics. Herein, a single atomic catalyst Fe–N 4 moiety doping periphery with S (Fe–NSC) theoretically experimentally...
The growth process of interfacial nanobubbles during the initial stage hydrogen evolution reaction, and their influence on overpotential were revealed by in situ electrochemical surface plasmon resonance imaging combined with atomic force microscopy.
Abstract A computational model is proposed for the prediction of friction-related mechanical efficiency losses parallel-axis gear pairs. The incorporates a load distribution model, friction and formulation to predict instantaneous pair under typical operating, surface, lubrication conditions. uses new coefficient formula obtained by using validated non-Newtonian thermal elastohydrodynamic (EHL) in conjunction with multiple linear regression analysis. predictions are used compute torque/power...
MicroRNA (miRNA) plays important roles in the development of different cancers. In this study, we investigated and mechanisms miR-203 human cervical cancer.miR-203 expression was detected cancer tumors cell lines by qRT-PCR. The methylation status promoter region examined methylation-specific PCR. functional effect determined both vitro vivo assays.miR-203 frequently down-regulated lines. This down-regulation associated with promoter. Furthermore, vascular endothelial growth factor alpha...
In recent years, the engineering of flexible loops to improve enzyme properties has gained attention in biocatalysis. Herein, we report a loop strategy stability substrate access tunnels, which reveals molecular mechanism between and tunnels. Based on dynamic tunnel analysis CYP116B3, five positions (A86, T91, M108, A109, T111) B-B′ B′-C potentially affecting frequent occurrence were selected subjected simultaneous saturation mutagenesis. The best variant 8G8 (A86T/T91L/M108N/A109M/T111A)...
Abstract Single‐atomic catalysts are effective in mitigating the shuttling effect and slow redox kinetics of lithium polysulfides (LiPSs) lithium‐sulfur (Li‐S) batteries, but their ideal performance has yet to be achieved due multi‐step conversion LiPSs requiring multifunctional active sites for tandem catalysis. Here double‐shelled nano‐cages (DSNCs) have been developed address this challenge, featuring separated tunable single‐atom as nano reactors that trigger catalysis promote efficient...
Atomically dispersed transition metal sites on nitrogen-doped carbon catalysts hold great potential for the electrochemical CO
Flexible transparent electronic devices have recently gained immense popularity in smart wearable electronics and touch screen devices, which accelerates the development of portable power sources with reliable flexibility, robust transparency integration to couple these devices. For potentially coupled as energy storage modules various flexible, electronics, flexible supercapacitors are developed assembled from hierarchical nanocomposite films reduced graphene oxide (rGO) aligned polyaniline...
A model to predict friction-related mechanical efficiency losses of hypoid gear pairs is proposed in this study. The includes a contact model, friction prediction and formulation. uses coefficient formula obtained by applying multiple linear regression analysis large number elastohydrodynamic lubrication analyses covering typical ranges key parameters associated with surface roughness, geometry, load, kinematics, the lubricant. Formulations regarding kinematic geometric properties are...
Glucose concentration is an important physiological index, therefore methods for sensitive detection of glucose are important. In this study, Au foam was prepared by electrodeposition with a dynamic gas template on nanoparticle/Si substrate. The showed ultrasensitivity, high selectivity, and long-term stability in the quantitative glucose. used as electrode, amperometric response indicated excellent catalytic activity oxidation, linear across range 0.5 μM to 12 mM, limit 0.14 μM. High...
An atomically dispersed supported metal catalyst with a Co–N<sub>4</sub> structure on active carbon (Co–N–C/AC) is prepared and introduced to modify the separators of Li–S batteries.
The rational design of an asymmetric supercapacitor (ASC) with expanded operating voltage window has been recognized as a promising strategy to maximize the energy density device. Nevertheless, it remains challenging have electrode materials that feature good electrical conductivity and high specific capacitance. Herein, 3D layered Ti3C2TX@NiO-reduced graphene oxide (RGO) heterostructured hydrogel was successfully synthesized by uniform deposition NiO nanoflowers onto Ti3C2TX nanosheets,...
Water electrolysis is a crucial technology in the production of hydrogen energy. Due to escalating industrial demand for green hydrogen, required electrode size traditional alkaline water electrolyzer has been increasing. Numerous studies have focused on developing highly active oxygen evolution reaction (OER) catalysts electrolysis. However, there remains significant gap between microscale synthesis laboratory settings and macroscale preparation scenarios. This challenge particularly...