Jiafei Liu

ORCID: 0000-0003-0341-6207
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About
Contact & Profiles
Research Areas
  • Fuel Cells and Related Materials
  • Electrocatalysts for Energy Conversion
  • Membrane-based Ion Separation Techniques
  • Advanced battery technologies research
  • Conducting polymers and applications
  • Synthesis and properties of polymers
  • Advanced Optical Network Technologies
  • Covalent Organic Framework Applications
  • Advanced Battery Materials and Technologies
  • Electric and Hybrid Vehicle Technologies
  • Microbial Applications in Construction Materials
  • Software-Defined Networks and 5G
  • Software System Performance and Reliability
  • Helicobacter pylori-related gastroenterology studies
  • Galectins and Cancer Biology
  • Membrane Separation Technologies

University of Alberta
2020-2023

Alberta Energy
2022-2023

Weifang Medical University
2021

Weihai Municipal Hospital
2021

Shandong University
2021

Dalian University
2018-2019

Dalian University of Technology
2018-2019

Xi’an University of Posts and Telecommunications
2013

Anion-exchange membranes (AEM) with high ion content usually suffer from excessive water absorption and dilution effects that impair conductivity mechanical properties. We herein report a novel ether containing cross-linking strategy without adopting ion-exchange capacity (IEC). The ether-containing cross-links the quaternized structure are created simultaneously by introducing an flexible hydrophilic spacer between two 1,4-diazabicyclo[2,2,2,2]octane or DABCO molecules; resultant bi-DABCO...

10.1021/acsami.9b15435 article EN ACS Applied Materials & Interfaces 2019-12-27

As the fuel cell systems (FCS) are increasingly used in high-power application areas, power coordination method of multistack FCS is attracting ever-growing attention. In order to minimize total energy consumption, this article proposes an optimal for FCS. method, efficiency distribution function entire can be obtained gradually based on consumption model each stack with different parameters. By finding maximum function, analytical solution stack's setpoint obtained. addition, also takes...

10.1109/tie.2020.3016240 article EN IEEE Transactions on Industrial Electronics 2020-08-18

Hydrogen proton exchange membrane fuel cells (PEMFCs) typically rely on expensive platinum group metals (PGMs) as catalysts. A promising strategy to eliminate the need for PGM catalysts is operate cell under alkaline conditions. Non-PGM based AEMFCs have achieved power densities exceeding 1 W/cm 2 , and various commercial electrolytes, such Tokuyama A201/A901/AS-4, FumaTech Fumasep, Ionomr Aemion, Versogen PiperION, been developed are available researchers explore enhance AEMFC performance....

10.1149/ma2024-02443019mtgabs article EN Meeting abstracts/Meeting abstracts (Electrochemical Society. CD-ROM) 2024-11-22

Hydrogen energy storage has proven to be a promising technology balance the intermittency of renewable sources. The high theoretical specific density achieved by fuel cell-based systems makes them attractive for production, especially weight and space-sensitive applications. A unitized regenerative cell (URFC) is single device that works as both an electrolyzer cell. cost URFC could significantly reduced compared separate cell, since material costs are nearly halved. However, working with...

10.1149/ma2024-02443030mtgabs article EN Meeting abstracts/Meeting abstracts (Electrochemical Society. CD-ROM) 2024-11-22

Proton exchange membrane (PEM) and anion (AEM) fuel cells (FCs) are the two types of cell devices that electrochemically convert chemical energy hydrogen into electricity heat with water as only by-product. Due to no requirement precious non-renewable platinum catalyst material, AEMFCs have attracted great attention in recent years [1,2]. However, balance between anode cathode is more crucial than PEMFCs, not produced anode, hindering transport layer, but also functions reactant cathode....

10.1149/ma2022-02502620mtgabs article EN Meeting abstracts/Meeting abstracts (Electrochemical Society. CD-ROM) 2022-10-09
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