A5100613747- Advanced battery technologies research
- Supercapacitor Materials and Fabrication
- Advanced Battery Materials and Technologies
- Advancements in Battery Materials
- Electrochemical sensors and biosensors
- Advanced Battery Technologies Research
- Analytical Chemistry and Sensors
- Perovskite Materials and Applications
- Advanced biosensing and bioanalysis techniques
- Biosensors and Analytical Detection
- Electrochemical Analysis and Applications
- Medical Image Segmentation Techniques
- Analog and Mixed-Signal Circuit Design
- Advanced Welding Techniques Analysis
- Advanced Image and Video Retrieval Techniques
- Extraction and Separation Processes
- Non-Destructive Testing Techniques
- Epoxy Resin Curing Processes
- Liquid Crystal Research Advancements
- Nanocluster Synthesis and Applications
- Hydrogen embrittlement and corrosion behaviors in metals
- Advancements in PLL and VCO Technologies
- Advanced Neural Network Applications
- Molecular Sensors and Ion Detection
- Thermal Expansion and Ionic Conductivity
State Key Laboratory of Crystal Materials
2018-2022
Fuzhou University
2006-2022
Shandong University
2018-2022
Fujian Medical University
2022
Nanjing Tech University
2016-2020
Nanshan Group (China)
2020
The Synergetic Innovation Center for Advanced Materials
2016-2019
Beijing University of Technology
2017
Chang'an University
2014
Rechargeable aqueous zinc-ion batteries (ZIBs) show promise for use in energy storage. However, the development of ZIBs has been plagued by limited cathode candidates, which usually low capacity or poor cycling performance. Here, a reversible Zn//(Na,Mn)V8O20·nH2O system is reported, introduction manganese (Mn) ions NaV8O20 to form (Na,Mn)V8O20 exhibits an outstanding electrochemical performance with 377 mA h g-1 at current density 0.1 A g-1. Through experimental and theoretical results, it...
Abstract Pre‐intercalation of metal ions into vanadium oxide is an effective strategy for optimizing the performance rechargeable zinc‐ion battery (ZIB) cathodes. However, long‐lifespan achievement and high‐capacity retention remain a challenge. Increasing electronic conductivity while simultaneously prompting cathode diffusion kinetics can improve ZIB electrochemical performance. Herein, N‐doped (N‐(Zn,en)VO) via defect engineering reported as aqueous ZIBs. Positron annihilation electron...
Abstract Aqueous zinc‐ion batteries (ZIBs) are low cost with a promising theoretical capacity and inherent safety, thus have drawn increasing attention as prospective energy storage devices in large‐scale systems. However, severe dendrite growth side reaction problems hinder the practical application of ZIBs. Here, molecular sieves ordered mesoporous channels constructed to tailor local electrolyte solvation structure on zinc surface. Different high‐concentration structures can be realized...
Abstract Rechargeable aqueous zinc‐ion batteries (ZIBs) have recently been comprehensively studied because of metal zinc (Zn) unique properties. However, the problems anode in ZIBs, namely, dendrite formation and side reactions, seriously shorten cycling lifetimes limit coulombic efficiencies. Here, tin (Sn) layer with a three‐dimensional nano‐channeled structure is decorated on via facile situ substitution reaction, constructing Sn modified Zn (Sn‐Zn) for high‐performance ZIBs. Multiscale...
Recent progress regarding the structural and defect engineering of aqueous ZIBs is summarized. Furthermore, advanced techniques, existing challenges future perspectives on are discussed.
Driven by safety issues, environmental concerns, and high costs, rechargeable aqueous zinc‐ion batteries (ZIBs) have received increasing attention in recent years owing to their unique advantages. However, the sluggish kinetics of divalent charge Zn 2+ cathode materials caused strong electrostatic interaction unsatisfactory cycle life hinder development ZIBs. Herein, organic cations ions co‐pre‐inserted vanadium oxide ([N(CH 3 ) 4 ] 0.77 ,Zn 0.23 )V 8 O 20 ·3.8H 2 are reported as for...
Rechargeable aqueous zinc-ion batteries (ZIBs) are promising portable and large-scale grid energy storage devices, as they safe economical. However, developing suitable ZIB cathode materials with excellent cycling performance characteristics remains a challenging task. Here, ammonium heptavanadate (NH4)2V7O16·3.2H2O (NHVO) nanosquares mixed-valence V5+/V4+ developed for high-performance ZIBs. The layered NHVO shows capacity of 362 mA h g–1 at 0.05 A g–1, high density 263.5 W kg–1. It...
Novel F-CuO and FeOOH hollow octahedra are developed through a facile structure-evolution reaction. The formation of interior voids within the hierarchical is motivated by Cl− ions based etching, under precise control over reaction agents conditions. Owing to synergistic effect unique structural features favorable composition, exhibit superior lithium-storage properties. As service our authors readers, this journal provides supporting information supplied authors. Such materials peer...
Abstract Cost‐effective metal‐based nanostructured hybrids have been widely dedicated to potential energy storage and conversion applications. Herein, we develop a facile methodology for the synthesis of precise carbon‐confined hybrid nanostructures by stereoselective assembly accompanied catalytic pyrolysis. Polyacrylonitrile fiber films favors not only metal‐polymer coordination, but also oriented ensure well‐defined nanostructure carbon hybrids. During chemical vapor deposition (CVD),...
High performance polybenzoxazine resin can be obtained by introducing partially reduced graphene oxide (PRGO) into bis‐benzoxazine (B‐BOZ) to overcome the defects such as low char yield, weak mechanical properties, and poor toughness of B‐BOZ resin. By virtue good thermal resistance graphitization acceleration PRGO, especially yield greatly improved 62.1% at 800°C in nitrogen. Moreover, with folds deformation crack deflection PRGO resin, properties flexural strength interlaminar shear carbon...
<bold>Tb-Asp fluorescent nanocrystals</bold> have been applied in metal ions detection due to the different coordination ability of transition with Asp molecules Tb-Asp nanocrystals.
Abstract On‐site quantitative detection provides the opportunity for accurate and timely health care, clinical diagnosis, environmental monitoring, food analysis. A variety of portable electrochemical instruments have been developed at present on‐site use, including commercially available potentiostats, but reality is that these devices still problem narrow output voltage range current range, their performance resolution unsatisfactory. The or makes it difficult some chemical reactions with...
Size effect of reinforced concrete (RC) members is mainly caused by the heterogeneity and mutual steel. Considering above influential factors, 3D meso-mechanical models stirrup-confined square columns were set up damage process subjected to axial compressive loading was simulated. The confinement on failure patterns strength explored. Moreover, simulated results compared with test data. Based basic theory size law (SEL) proposed Bažant, analyzed. It showed that have a good consistence data...
Supervised learning algorithms based on Convolutional Neural Networks have become the benchmark for medical image segmentation tasks, but their effectiveness heavily relies a large amount of labeled data. However, annotating datasets is laborious and time-consuming process. Inspired by semi-supervised that use both unlabeled data training, we propose PLGDF framework, which builds upon mean teacher network segmenting images with less annotation. We novel pseudo-label utilization scheme,...
In this work we describes the design and engineering of a floating-point (FP) data-acquisition system for 16-channel electrochemical (EC) measurement. The has both automatic gain peak detection feature. is set automatically dependent on input amplitude so that at least 13-bit conversion resolution maintained EC signal in wide range from 48nA to 16mA. Peak detectors (PD) are used acquire accurately avoid missing important information multi-channel detection. consists 16 uniform control (AGC)...
An immunochromatographic assay (ICA) system for quantitative determination of analyte in sample is described this paper. The designed not only quantitatively detect target analytes but also enhance detection precision technique.