Liyuan Deng

ORCID: 0000-0003-4785-4620
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About
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Research Areas
  • Membrane Separation and Gas Transport
  • Membrane Separation Technologies
  • Carbon Dioxide Capture Technologies
  • Membrane-based Ion Separation Techniques
  • Ionic liquids properties and applications
  • Fuel Cells and Related Materials
  • Phase Equilibria and Thermodynamics
  • Graphene research and applications
  • Carbon dioxide utilization in catalysis
  • Advanced Battery Materials and Technologies
  • Advanced Cellulose Research Studies
  • Covalent Organic Framework Applications
  • Advanced battery technologies research
  • Supercapacitor Materials and Fabrication
  • Spacecraft and Cryogenic Technologies
  • Metal-Organic Frameworks: Synthesis and Applications
  • Muon and positron interactions and applications
  • Energy Load and Power Forecasting
  • Advancements in Battery Materials
  • Artificial Immune Systems Applications
  • Immune Cell Function and Interaction
  • Genetic factors in colorectal cancer
  • Extraction and Separation Processes
  • Geochemistry and Geologic Mapping
  • Ammonia Synthesis and Nitrogen Reduction

Norwegian University of Science and Technology
2016-2025

China Southern Power Grid (China)
2023-2025

Jiaxing University
2024

Chengdu University of Technology
2019-2024

Xi'an University of Finance and Economics
2024

Huaihua University
2024

Southwest University
2022-2024

Central South University
2024

China Spallation Neutron Source
2023

Yanbian University
2022

Abstract Severe polysulfide dissolution and shuttling are the main challenges that plague long cycle life capacity retention of lithium‐sulfur (Li‐S) batteries. To address these challenges, efficient separators designed modified with a dual functional bimetallic metal‐organic framework (MOF). Flower‐shaped MOFs (i.e., Fe‐ZIF‐8) nanostructured pores synthesized at 35 °C in water by introducing dopant metal sites (Fe), which then coated on polypropylene (PP) separator to provide selective...

10.1002/aenm.202302897 article EN cc-by Advanced Energy Materials 2023-11-21

Advances in membrane technologies that combine greatly improved carbon dioxide (CO2) separation efficacy with low costs, facile fabrication, feasible upscaling, and mechanical robustness are needed to help mitigate global climate change. We introduce a hybrid-integrated strategy wherein high-permeability thin film is chemically functionalized patchy CO2-philic grafted chain surface layer. A high-solubility mechanism enriches the concentration of CO2 layer hydrated by water vapor naturally...

10.1126/science.abj9351 article EN Science 2022-03-31

CO2 separation performance in facilitated transport membranes has been reported depended not only on the carrier properties but also to a great extent polymeric matrix regarding capacity of retaining water and carriers as well processability for coating defect-free ultra-thin films. In this study, blends hydrophilic polymers polyvinyl pyrrolidone (PVP) alcohol (PVA) were studied find an optimal polymer host enhanced separation. It is found out that optimized blend 50/50 PVA/PVP by weight,...

10.1016/j.gee.2019.10.001 article EN cc-by-nc-nd Green Energy & Environment 2019-11-03

This study first develops a facile method to synthesize zeolitic imidazolate framework cuboid (ZIF-C) nanosheets with tunable thickness from 70 170 nm aqueous polymer solutions. The obtained ZIF-C were characterized by various techniques, including X-ray diffractometry (XRD), scanning electron microscopy (SEM), atomic force (AFM), Fourier-transform infrared spectroscopy (FTIR), photoelectron (XPS), N2 adsorption and thermogravimetric analysis (TGA), understand their compositional structural...

10.1021/acs.chemmater.0c00020 article EN cc-by Chemistry of Materials 2020-04-27

Considering the great potential of deep eutectic solvents (DESs) for CO2 capture, this work studies solubility in DESs by combining experimental measurement and molecular dynamics (MD) simulation. First, four phosphonium-based are prepared laboratory, involving two types hydrogen bond acceptors (HBAs), namely, tetrabutylphosphonium bromide allyltriphenylphosphonium bromide, donors (HBDs), phenol diethylene glycol. The obtained is measured under 313.15–333.15 K pressure below 2000 kPa...

10.1021/acs.iecr.9b03740 article EN Industrial & Engineering Chemistry Research 2019-08-20

In this work, defect-free thin-film-composite (TFC) hollow fiber membranes containing various amino acid salts as CO2 facilitated transport carriers were fabricated via dip-coating. Four different salts, i.e., potassium prolinate (ProK), argininate (ArgK), glycinate (GlyK) and cysteinate (CysK), selected embedded within polyvinyl alcohol (PVA) matrix. TGA, FTIR, SEM humid mixed gas permeation test used for the evaluation. Experiments show that adding into PVA matrix significantly increases...

10.1016/j.memsci.2019.02.023 article EN cc-by-nc-nd Journal of Membrane Science 2019-02-13

This work presents the development of molecular-based mathematical model for prediction CO2 solubility in deep eutectic solvents (DESs). First, a comprehensive database containing 1011 data various DESs at different temperatures and pressures is established, COSMO-RS-derived descriptors involved hydrogen bond acceptors donors are calculated. Afterwards, efficiency input variables, i.e., temperature, pressure, HBA HBD as well their molar ratio, explored by qualitative analysis using simple...

10.1016/j.gce.2021.08.002 article EN cc-by-nc-nd Green Chemical Engineering 2021-08-10
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