Protonic and Electronic Conductivities and Hydrogen Permeation of SrCe0.95-xZrxTm0.05O3-δ(0≤x≤0.40)Membrane
|Updated:2026-01-06
|
Protonic and Electronic Conductivities and Hydrogen Permeation of SrCe0.95-xZrxTm0.05O3-δ(0≤x≤0.40)Membrane
Protonic and Electronic Conductivities and Hydrogen Permeation of SrCe0.95-xZrxTm0.05O3-δ(0≤x≤0.40)Membrane
中国化学工程学报(英文版)2010年18卷第3期 页码:506-510
Affiliations:
1. School of Chemistry and Chemical Engineering, South China University of Technology,Guangzhou,China,510640
2. College of Environmental Science and Engineering, South China University of Technology,Guangzhou,China,510640
Author bio:
Funds:
Supported by the Joint Funds of NSFC-Guangdong(U0834004);the National Natural Science Foundation of China(20976057);the Natural Science Foundation of Guangdong Province(06025657)
0≤x≤0.40)were synthesized via citrate complexing method
and the membranes of SrCe
0.95-x
Zr
x
Tm
0.05
O
3-δ
were prepared by pressing followed by sintering. X-ray diffraction(XRD)was used to characterize the phase structure of sintered membrane.The microstructure of the sintered membranes was studied by scanning electron microscopy(SEM).Protonic and electronic conductivities were measured under different circumstance.Hydrogen permeation through the SrCe
0.75
Zr
0.20
Tm
0.05
O
3-δ
membranes was carried out using gas permeation setup.Hydrogen permeation fluxes(
J
H
2
) of the SrCe
0.75
Zr
0.20
Tm
0.05
O
3-δ
membrane reach up to 0.042 ml·min
-1
·cm
-2
at H
2
partial pressure of 0.4×10
-1
Pa at 900℃.The hydrogen permeation fluxes(
J
H
2
)obtained in this paper are slightly lower than that of SrCe0.95Tm0.05O
3-δ
on the same orders
and Zr doping can increase chemical stability of the SrCe
0.75
Zr
0.20
Tm
0.05
O
3-δ
membranes.
关键词
Keywords
references
The trial reading is over, you can activate your VIP account to continue reading.
Preparation of anodic catalysts via in situ exsolution of Pt nanoparticles for a methane oxidation enhanced SOEC process
Modulating titanium dioxide electron transport layer by self-doping for high-efficiency carbon-based perovskite solar cells
Preparation of PrFexCo1-xO3/Mt catalyst and study on degradation of 2-hydroxybenzoic acid wastewater by catalytic wet peroxide oxidation
Catalyst-modified perovskite hollow fiber membrane for oxidative coupling of methane
Role of oxygen vacancies and Sr sites in SrCo0.8Fe0.2O3 perovskite on efficient activation of peroxymonosulfate towards the degradation of aqueous organic pollutants
相关作者
Bin Liang
Houfang Lu
Qiang Hu
Kejing Wu
Liming Zhou
Rong Huang
Xin Peng
Wenran Wang
相关机构
Sichuan Energy Internet Research Institute Tsinghua University
Institute of New Energy and Low-Carbon Technology, Sichuan University
School of Chemical Engineering, Sichuan University
Key Laboratory for Biobased Materials and Energy of Ministry of Education, College of Materials and Energy, South China Agricultural University
School of Chemical Engineering, Northwest University