Weiji Dai

ORCID: 0000-0002-6562-5293
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About
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Research Areas
  • Electrocatalysts for Energy Conversion
  • Advanced battery technologies research
  • Advanced Photocatalysis Techniques
  • Electrochemical Analysis and Applications
  • Catalytic Processes in Materials Science
  • Nanomaterials for catalytic reactions
  • Fuel Cells and Related Materials
  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Copper-based nanomaterials and applications
  • Membrane-based Ion Separation Techniques
  • TiO2 Photocatalysis and Solar Cells
  • High-Temperature Coating Behaviors
  • Supercapacitor Materials and Fabrication
  • Polyoxometalates: Synthesis and Applications
  • Glass properties and applications
  • Advanced Memory and Neural Computing
  • Electrochemical sensors and biosensors
  • Advanced Battery Technologies Research
  • Nanoporous metals and alloys
  • Pigment Synthesis and Properties
  • Membrane Separation Technologies
  • Machine Learning in Materials Science
  • Laser-Ablation Synthesis of Nanoparticles
  • Silicone and Siloxane Chemistry

Jiangsu University of Science and Technology
2021-2025

Southwest Wisconsin Technical College
2025

Southeast University
2017-2022

State Key Laboratory of Metastable Materials Science and Technology
2013

Yanshan University
2013

We used entropy engineering to design a series of CoFe2O4-type spinels. Through microstructural characterization, electrochemical measurements, and X-ray photoelectron spectroscopy, we demonstrated that the entropy-stabilized oxide (Co0.2Mn0.2Ni0.2Fe0.2Zn0.2)Fe2O4 has single-phase spinel structure exhibits both efficient stable catalytic oxygen evolution. This is attributable disordered occupation multivalent cations, which induces severe lattice distortion increases configurational entropy,...

10.1021/acsami.0c05916 article EN ACS Applied Materials & Interfaces 2020-07-02

Surface reconstruction induced<italic>in situ</italic>incorporation of P into NiO crystals based on a Ni<sub>5</sub>P<sub>4</sub>pre-catalyst for an enhanced oxygen evolution reaction.

10.1039/d0ta10925h article EN Journal of Materials Chemistry A 2021-01-01

10.1007/s12613-019-1716-x article EN International Journal of Minerals Metallurgy and Materials 2019-01-01

Bimetallic oxy-hydroxides based on Ni(OH) 2 nanosheets ((CoNi)O x /Ni(OH) @NF) were prepared by an electrochemical oxidation and incorporation method as high performance non-enzymatic sensors for glucose detection.

10.1039/d4nr04342a article EN Nanoscale 2025-01-01

Polymer electrolytes are promising for solid-state lithium metal batteries, while the intrinsic limitations such as low room-temperature ion conductivity and moderate electrochemical stability exist. Introduction of inorganic particles provides limited...

10.1039/d4ta08724k article EN Journal of Materials Chemistry A 2025-01-01

Electrochemical splitting of water to hydrogen is widely considered as an efficient and sustainable solution relieve the energy crisis. In this work, we report a facile dealloying method based on metallic glass (Ni61Zr36Mo3) introduce abundant oxygen vacancies (Ov) for electrocatalytic evolution reaction (HER). The corroded ribbons are composed sandwich-like structure with Ni–Mo–O nanoporous layer outside raw inside. This complex delivers low overpotential 71 ± 2.6 mV at −20 mA cm–2geo in...

10.1021/acsaem.9b01563 article EN ACS Applied Energy Materials 2020-01-10

Novel electrocatalysts with amorphous FeCoNiMnCr HEA supported by 2H-MoS 2 on carbon cloth (FeCoNiMnCr@MoS2-CC) have been designed for OER electrocatalysis. Due to the synergistic effects of and , FeCoNiMnCr@MoS -CC show significantly enhanced electrocatalytic performance good stability.

10.1039/d3nj01381b article EN New Journal of Chemistry 2023-01-01

Highly active and robust electrocatalysts for the oxygen evolution reaction by intentional surface reconstruction of high-entropy amorphous alloys.

10.1039/d2nj00984f article EN New Journal of Chemistry 2022-01-01

Abstract Inorganic‐organic hybrid solid electrolytes (HSEs) are an important category of electrolyte materials for solid‐state batterie. It is interest and importance to investigate the influence composition content inorganic fillers on electrochemical performance HSEs. In this paper, we fabricated HSEs using polyethylene oxide (PEO) as matrix incorporating different powders active fillers. A series with contents Ga/Nb co‐substituted garnet (Li 6.35 Ga 0.15 La 3 Zr 1.8 Nb 0.2 O 12 , GN‐LLZO)...

10.1002/ejic.202400137 article EN European Journal of Inorganic Chemistry 2024-06-17

Ni-rich cathode materials have garnered significant attention attributable to the high reversible capacity and superior rate performance, particularly in electric vehicle industry. However, structural degradation experienced during cycling results rapid decay deterioration of thereby impeding widespread application cathodes. Herein, a Mg/Ti co-doping strategy was developed boost structure stability Li-ion transport kinetics material LiNi

10.1021/acsami.4c09195 article EN ACS Applied Materials & Interfaces 2024-08-05

Nanoporous copper (NPC) with tunable ligaments was prepared by dealloying new Cu–Y binary metallic glasses. The sono-Fenton-like process of NPC desired microstructure shows great potential in degrading organic dyes.

10.1039/c7ra08390d article EN cc-by-nc RSC Advances 2017-01-01

Transition metal-based oxides have been reported as an important family of electrocatalysts for water splitting owing to their possible large-scale applications that are highly desirable the hydrogen generation industry. Herein, we report a facile method preparation phosphate-decorated NiFe on nickel foam efficient oxygen evolution reaction (OER) oxidation. The OER were developed through pyrolysis MIL(Fe) metal-organic frameworks (MOFs), which modified with Ni and P species. It was found...

10.1039/d3dt02972g article EN Dalton Transactions 2023-01-01
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