Yirui Deng

ORCID: 0000-0001-7510-323X
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Research Areas
  • Advanced Battery Materials and Technologies
  • Advancements in Battery Materials
  • Advanced Battery Technologies Research
  • Advanced battery technologies research
  • Supercapacitor Materials and Fabrication
  • Extraction and Separation Processes
  • Advanced Photocatalysis Techniques
  • Inorganic Chemistry and Materials
  • ZnO doping and properties
  • MXene and MAX Phase Materials
  • TiO2 Photocatalysis and Solar Cells
  • Electrocatalysts for Energy Conversion
  • Flood Risk Assessment and Management
  • Advanced Polymer Synthesis and Characterization
  • Gas Sensing Nanomaterials and Sensors
  • 2D Materials and Applications
  • Digital Filter Design and Implementation
  • Analog and Mixed-Signal Circuit Design
  • Pigment Synthesis and Properties
  • Polymer Surface Interaction Studies
  • Urban Heat Island Mitigation
  • Ultrasound Imaging and Elastography
  • Polyoxometalates: Synthesis and Applications
  • Corrosion Behavior and Inhibition
  • Pickering emulsions and particle stabilization

China University of Mining and Technology
2020-2024

Louisiana State University Agricultural Center
2019

Beijing Institute of Fashion Technology
2017

Nanyang Technological University
2008

Abstract The flexible self‐supporting electrode can maintain good mechanical and electrical properties while retaining high specific capacity, which meets the requirements of batteries. Lithium‐sulfur batteries (LSBs), as a new generation energy storage system, hold much higher theoretical density than traditional batteries, they have attracted extensive attention from both academic industrial communities. Selection proper substrate material is important for electrode. Carbon materials, with...

10.1002/cey2.96 article EN cc-by Carbon Energy 2021-02-09

Abstract The progress of aqueous zinc batteries (AZBs) is limited by the poor cycling life due to Zn anode instability, including dendrite growth, surface corrosion, and passivation. Inspired anti‐corrosion strategy steel industry, a compounding corrosion inhibitor (CCI) employed as electrolyte additive for metal protection. It shown that CCI can spontaneously generate uniform ≈30 nm thick solid‐electrolyte interphase (SEI) layer on with strong adhesion via ZnO bonding. This SEI efficiently...

10.1002/aenm.202202603 article EN Advanced Energy Materials 2022-11-06

Abstract Aqueous zinc batteries are promising candidates for energy storage and conversion devices in the “post‐lithium” era due to their high density, safety, low cost. The electrolyte plays an important role by conducting separating positive negative electrodes. However, issues of dendrites growth, corrosion, by‐product formation, hydrogen evolution leakage, evaporation aqueous electrolytes affect commercialization batteries. Moreover, widely used result large battery sizes, which not...

10.1002/adfm.202306052 article EN Advanced Functional Materials 2023-07-30

Abstract Lithium (Li) metal with high specific capacity and low redox potential is widely considered as a anode for lithium‐ion batteries (LIBs) energy density. However, the catastrophic dendrites growth, “dead Li” formation, surface passivation hinder its practical application. Herein, selective artificial solid electrolyte interphase (SEI) layer (Li 2 S x , = 1, 2) protection strategy adopted, where tip sites uniform Li nucleation in grooves are well combined, which enables reversible...

10.1002/adfm.202200474 article EN Advanced Functional Materials 2022-03-03

Abstract The application of lithium–sulfur batteries (LSBs) is immensely impeded by notorious shuttle effect, sluggish redox kinetics, and irregular Li 2 S deposition, which result in large polarization rapid capacity decay. To obtain the LSBs with high energy density fast reaction herein, a heterostructure composed nitrogen‐deficient graphitic carbon nitride (ND‐ g ‐C 3 N 4 ) MgNCN fabricated via magnesiothermic denitriding technology. Lithophilic C abundant acts as conductive framework,...

10.1002/adfm.202302267 article EN Advanced Functional Materials 2023-07-05

Multifunctional Mg(OTf) 2 can catalyze the in situ polymerization of DOL and promote stable cycling performance Lithium metal batteries.

10.1039/d2ta06153h article EN Journal of Materials Chemistry A 2022-01-01

Commercial polymer separators usually have limited porosity, poor electrolyte wettability, and thermal mechanical stability, which can deteriorate the performance of battery, especially at high current densities. In this work, a functional polyethylene (PE) separator is prepared by surface engineering layer Ti-doped SiO2 @Al2 O3 particles (denoted as ST@Al2 -PE) with strong Lewis acid property uniform porous structure on one side PE separator. On other hand, abundant pore structures large...

10.1002/smll.202303924 article EN Small 2023-08-03

The low energy density, unsatisfied cycling performance, potential safety issue and slow charging kinetics of the commercial lithium-ion batteries restrained their further application in fields fast long-haul electric vehicles. Monoclinic TiNb2O7 (TNO) with theoretical capacity 387 mAh g−1 has been proposed as a high-capacity anode materials to replace Li4Ti5O12. In this work, homovalent doping strategy was used enhance electrochemical performance by employing Zr partial substitute Ti...

10.1016/j.gee.2023.01.007 article EN cc-by-nc-nd Green Energy & Environment 2023-02-02

Lithium-sulfur batteries (LSBs) have become very promising next-generation energy-storage technologies owing to their high energy densities and cost-effectiveness. However, the poor electrical conductivity of active material, volume changes that occur during cycling, "shuttle effect" involving lithium polysulfides (LiPSs), dendrite growth limit commercializability. Herein, preparation a CC@VS2 -VO2 @Li2 S@C electrode prepared by in situ VS2 heterostructure on carbon cloth (CC), loaded with...

10.1002/smtd.202300186 article EN Small Methods 2023-04-24

Abstract Lithium‐sulfur (Li–S) batteries are one of the most promising energy storage devices due to their environmental friendliness, low cost, and high specific capacity. However, slow electrochemical kinetics “shuttle effect” have seriously hindered commercialization. Herein, nanoflower Bi 2 S 3 ─MoS (BMS) heterostructure is synthesized by a two‐step hydrothermal method, then ‐Polypropylene (BMS‐PP) interlayer constructed. The rich in active sites, which BMS has strong adsorption lithium...

10.1002/smll.202401921 article EN Small 2024-05-30

Li-S batteries (LSBs) have attracted worldwide attention owing to their characteristics of high theoretical energy density and low cost. However, the commercial promotion LSBs is hindered by irreversible capacity decay short cycling life caused shuttle effect lithium-polysulfides (LiPSs). Herein, a hybrid interlayer consisting MoO3 , conductive Ni foam, Super P prepared prevent catalyze LiPSs conversion. with reversible lithiation/delithiation behavior between Li0.042 Li2 MoO4 within 1.7-2.8...

10.1002/smll.202104613 article EN Small 2021-11-12

Abstract The uncontrolled polysulfide shuttling and lithium dendrite growth greatly impede the practical implementation of Li–S batteries. These issues can be alleviated by constructing an artificial layer that immobilizes soluble polysulfides regulates Li + flux. Here, a layer‐expanded montmorillonite is fabricated through molecular intercalation to serve as dual regulator for lithiophilic montmorillonite, with its ordered expanded diffusion channels, exhibits high transference number,...

10.1002/adfm.202419165 article EN Advanced Functional Materials 2024-11-24

Due to their high energy density and cost-effectiveness, lithium-sulfur batteries (LSBs) are considered highly promising for the next generation of storage technologies. However, soluble lithium-polysulfides (LiPSs) notorious causing shuttle effect sluggish redox kinetics have hindered practical commercialization. To tackle these challenges, a heterostructural catalyst featuring NiS-NiCo

10.1002/smtd.202301316 article EN Small Methods 2023-12-31
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