Jianqiu Deng

ORCID: 0000-0002-8628-9719
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About
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Research Areas
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Magnetic Properties of Alloys
  • Supercapacitor Materials and Fabrication
  • Rare-earth and actinide compounds
  • Hydrogen Storage and Materials
  • Magnetic and transport properties of perovskites and related materials
  • Electromagnetic wave absorption materials
  • Advanced Battery Technologies Research
  • Electrocatalysts for Energy Conversion
  • Extraction and Separation Processes
  • Ammonia Synthesis and Nitrogen Reduction
  • Advanced Antenna and Metasurface Technologies
  • Advanced battery technologies research
  • Metallurgical and Alloy Processes
  • Multiferroics and related materials
  • Intermetallics and Advanced Alloy Properties
  • Semiconductor materials and interfaces
  • Metallic Glasses and Amorphous Alloys
  • Metamaterials and Metasurfaces Applications
  • Hybrid Renewable Energy Systems
  • Shape Memory Alloy Transformations
  • Magnetic Properties and Synthesis of Ferrites
  • Magnetic Properties and Applications
  • Magnetic properties of thin films

Guilin University of Electronic Technology
2016-2025

Guilin University of Technology
2022

University of Electronic Science and Technology of China
2021

University of Wollongong
2017-2018

City University of Hong Kong
2008-2011

Guangxi University
2005-2008

Central South University
2008

Abstract Sodium‐ion batteries (SIBs) have been considered as the most promising candidate for large‐scale energy storage system owing to economic efficiency resulting from abundant sodium resources, superior safety, and similar chemical properties commercial lithium‐ion battery. Despite long period of academic research, how realize sodium‐ion battery commercialization market applications is still a great challenge. Thus, perspective future practical application, this review will identify...

10.1002/aenm.201701428 article EN Advanced Energy Materials 2017-09-25

Abstract Extensive effort is being made into cathode materials for sodium‐ion battery to address several fatal issues, which restrict their future application in practical full cell system, such as unsatisfactory initial Coulombic efficiency, inherent deficiency of cyclable sodium content, and poor industrial feasibility. A novel air‐stable O3‐type Na[Li 0.05 Mn 0.50 Ni 0.30 Cu 0.10 Mg ]O 2 synthesized by a coprecipitation method suitable mass production followed high‐temperature annealing....

10.1002/aenm.201701610 article EN Advanced Energy Materials 2017-10-09

Abstract The ever‐growing portable electronics and electric vehicle draws the attention of scaling up energy storage systems with high areal‐capacity. concept thick electrode designs has been used to improve active mass loading toward achieving overall density. However, poor rate capabilities material owing increasing thickness significantly affect rapid transportation ionic electron diffusion kinetics. Herein, a new named “sub‐thick electrodes” is successfully introduced mitigate Li‐ion...

10.1002/smll.202100778 article EN Small 2021-05-31

The growing need for integrating energy storage and conversion devices highlights the crucial role of multifunctional electrodes in advancing renewable technologies reducing carbon emissions. Herein, we introduce nitrogen-doped...

10.1039/d4ta06540a article EN Journal of Materials Chemistry A 2025-01-01

Abstract Transition metal selenides (TMSe) are promising oxygen evolution reaction (OER) electrocatalysts but act as precursors rather than the actual active phase, transforming into amorphous oxyhydroxides during OER. This transformation, along with formation of selenium oxyanions and unstable heterointerfaces, complicates structure‐activity relationship reduces stability. work introduces novel “layered‐hierarchical dual lattice strain engineering” to inhibit surface reconstruction Ni x Se...

10.1002/smll.202500687 article EN Small 2025-03-13

The optimization design of micro-structure and composition is an important strategy to obtain high-performance metal-based electromagnetic (EM) wave absorption materials. In this work, ZnO/FeNi composites derived from ZnFeNi layered double hydroxides are prepared by a one-step hydrothermal method subsequent pyrolysis process, can be employed as effective alternative for EM absorber. A series with different structures obtained varying the molar ratios Zn2+ /Fe3+ /Ni2+ , ratio 6:1:3 show...

10.1002/smll.202300257 article EN Small 2023-03-26

Exploring economically efficient electrocatalysts with good electrocatalytic activity is essential for diverse electrochemical energy devices. Series of ultrathin metallic nickel-based holey nitride nanosheets were designed as bifunctional catalysts the oxygen evolution reaction (OER) and hydrogen (HER). They exhibit improved catalytic properties owing to inherent advantages their plentiful active sites resulting from complete exposure atoms in large lateral surfaces edges pore areas,...

10.1021/acscatal.8b01821 article EN ACS Catalysis 2018-09-06

Abstract The electric‐field effect is an important factor to enhance the charge diffusion and transfer kinetics of interfacial electrode materials. Herein, by designing a heterojunction, influence on MoS 2 as cathode materials for aqueous Zn‐ion batteries (AZIBs) deeply investigated. hybrid heterojunction developed hydrothermal growth nanosheets robust titanium‐based transition metal compound ([titanium nitride, TiN] [titanium oxide, TiO ]) nanowires, denoted TNC@MoS TOC@MoS NWS,...

10.1002/smll.202204534 article EN Small 2022-10-13

A novel 1.5 V aqueous self-powered electrochemical energy device involving the integration of asymmetric supercapacitors and overall water splitting is designed, where phosphorus-doped NiMoO 4 /MoO 2 electrode plays a trifunctional role in device.

10.1039/d2ta05872c article EN Journal of Materials Chemistry A 2022-11-28

The effects of citric acid (CA) and ammonium (NH4+) ions on the structural morphological transformations olivine LiFePO4 upon hydrothermal treatment are systematically investigated, as a function reaction time, by using combination powder X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission (TEM), magic-angle-spinning nuclear magnetic resonance (MAS NMR), Fourier transform infrared absorption spectroscopy (FTIR). In presence both CA NH4+ ions, structures evolve from...

10.1021/cm200205n article EN Chemistry of Materials 2011-05-12

A practical and effective approach to increase the energy storage capacity of lithium ion batteries (LIBs) is boost their areal capacity. Developing thick electrodes one most crucial ways achieve high but limited by sluggish ion/electron transport, poor mechanical stability, high‐cost manufacturing strategies. Here we address these constraints engineering a unique hierarchical‐networked 10 mm all‐carbon electrode, providing scalable strategy produce LIB electrodes. The structure utilizes...

10.1002/eem2.12241 article EN Energy & environment materials 2021-07-07
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