Defeng Zhou

ORCID: 0000-0003-4450-4190
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About
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Research Areas
  • Advancements in Solid Oxide Fuel Cells
  • Electronic and Structural Properties of Oxides
  • Magnetic and transport properties of perovskites and related materials
  • Catalysis and Oxidation Reactions
  • X-ray Diffraction in Crystallography
  • Catalytic Processes in Materials Science
  • Crystallization and Solubility Studies
  • Electrocatalysts for Energy Conversion
  • Fuel Cells and Related Materials
  • Advanced Condensed Matter Physics
  • Electrochemical sensors and biosensors
  • Advancements in Battery Materials
  • Metal-Organic Frameworks: Synthesis and Applications
  • Transition Metal Oxide Nanomaterials
  • Multiferroics and related materials
  • Conducting polymers and applications
  • Thermal Expansion and Ionic Conductivity
  • Epoxy Resin Curing Processes
  • Inorganic Fluorides and Related Compounds
  • Advanced Photocatalysis Techniques
  • Gas Sensing Nanomaterials and Sensors
  • Boron and Carbon Nanomaterials Research
  • Electrochemical Analysis and Applications
  • Magnetism in coordination complexes
  • Crystallography and molecular interactions

Changchun University of Technology
2015-2024

Guangdong University of Technology
2024

Jiangsu University
2023

Harbin University of Science and Technology
2022

Changchun Institute of Applied Chemistry
2006-2012

Chinese Academy of Sciences
2006-2012

Changchun University
2009

Northeast Normal University
2001

First-principle calculations are performed to investigate the structural, elastic, and electronic properties of $\mathrm{Re}{\mathrm{B}}_{2}$ $\mathrm{W}{\mathrm{B}}_{2}$. The calculated equilibrium structural parameters consistent with available experimental data. indicate that $\mathrm{W}{\mathrm{B}}_{2}$ in $P{6}_{3}∕mmc$ space group is more energetically stable under ambient condition than $P6∕mmm$. Based on bulk modulus, shear modulus polycrystalline aggregate, can be regarded as...

10.1103/physrevb.74.224112 article EN Physical Review B 2006-12-29

3D core–shell La0.6Sr0.4Co0.2Fe0.8O3−δ (LSCF)@PrO2−δ nanofibers as a solid-oxide fuel cell (SOFC) cathode with excellent electrochemical properties are directly prepared by coaxial electrospinning. In the LSCF@PrO2−δ nanofibers, low oxygen reduction reaction (ORR) activity of LSCF can be effectively ameliorated heterogeneous PrO2−δ. Compared nanostructure, heterostructure suppress segregation Sr on surface and improve stability cathode. Due to unique microstructure, large specific area,...

10.1021/acsaem.2c01782 article EN ACS Applied Energy Materials 2022-08-24

Single-component electrolyte-free fuel cells possess a similar function to the traditional with complex three-component structure. However, how enhance their electrical properties for practical industrial applications remains timely and important issue. Here, we report manipulation of concentration ratios ionic electronic conductors in an Ce0.8Sm0.2O2-δ–Li0.15Ni0.45Zn0.4 by adjusting relative weight between its two inside compositions. Our systematic investigations reveal that cell 30%...

10.1039/c2ra01213h article EN RSC Advances 2012-01-01

10.1557/s43578-025-01546-2 article EN Journal of materials research/Pratt's guide to venture capital sources 2025-02-18

Thermoplastic polyimide (TPI) was synthesized via a traditional one-step method using 2,3,3',4'-biphenyltetracarboxylic dianhydride (3,4'-BPDA), 4,4'-oxydianiline (4,4'-ODA), and 2,2'-bis(trifluoromethyl)benzidine (TFMB) as the monomers. A series of semi-interpenetrating polymer networks (semi-IPNs) were produced by dissolving TPI in bisphenol dicyanate (BADCy), followed curing at elevated temperatures. The reactions BADCy accelerated blends, reflected lower temperatures shorter gelation...

10.3390/polym11050862 article EN Polymers 2019-05-13
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