Articles with "2fe0 8o3" as a keyword



Is Fluorine Incorporation in the La0.6Sr0.4Co0.2Fe0.8O3−δ Improving Its Electrochemical Behavior for Solid Oxide Cells Applications?

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Published in 2024 at "Advanced Energy Materials"

DOI: 10.1002/aenm.202401518

Abstract: F‐doped La0.6Sr0.4Co0.2Fe0.8O3‐x−δFx (LSCFFx, x = 0.05, 0.10, and 0.20) materials are evaluated as oxygen electrodes for solid oxide fuel and electrolyser cell application. Materials have been prepared via low‐temperature topotactic route by fluorination of the… read more here.

Keywords: spectroscopy; 2fe0 8o3; solid oxide; 6sr0 4co0 ... See more keywords
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Effect of Infiltration of Barium Carbonate Nanoparticles on the Electrochemical Performance of La0.6Sr0.4Co0.2Fe0.8O3−δ Cathodes for Protonic Ceramic Fuel Cells

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Published in 2019 at "JOM"

DOI: 10.1007/s11837-018-3098-3

Abstract: BaCO3 nanoparticles were infiltrated into a La0.6Sr0.4Co0.2Fe0.8O3−δ (LSCF) electrode as a synergistic catalyst to enhance the performance of proton conducting solid oxide fuel cells (H-SOFCs). Electrochemical impedance analysis showed that the polarization resistance was dramatically… read more here.

Keywords: 4co0 2fe0; 6sr0 4co0; lscf electrode; 2fe0 8o3 ... See more keywords

Improved Catalytic Properties of Fluorine-Doped La0.6Sr0.4Co0.2Fe0.8O3-δ for Air Electrode with High-Performance Metal-Air Batteries

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Published in 2024 at "Electronic Materials Letters"

DOI: 10.1007/s13391-023-00483-8

Abstract: La0.6Sr0.4Co0.2Fe0.8O3-δ (LSCF), a perovskite material, is widely recognized as an excellent catalyst for the oxygen evolution reaction (OER). An anion doping strategy was implemented to enhance the presence of highly oxidation-active O2−/O− species crucial for… read more here.

Keywords: 2fe0 8o3; air; performance; 6sr0 4co0 ... See more keywords

Characteristics of La0.6Sr0.4Co0.2Fe0.8O3–Cu2O mixture as a contact material in SOFC stacks

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Published in 2017 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2016.08.211

Abstract: Abstract La0.6Sr0.4Co0.2Fe0.8O3 (LSCF), a cathode material for solid oxide fuel cells, is mixed with six weight percentages (2.46–21.74 wt%) of more conductive Cu2O powder for use as a cathode contact material. Electrical conductivity change is measured… read more here.

Keywords: 4co0 2fe0; 6sr0 4co0; cu2o; 2fe0 8o3 ... See more keywords
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Performance of YBa2Cu3O7-δ-La0.6Sr0.4Co0.2Fe0.8O3-δ composite cathode for intermediate-temperature solid oxide fuel cells

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.160458

Abstract: Abstract In this work, different contents of La0.6Sr0.4Co0.2Fe0.8O3-δ (10, 20, 30 and 40 wt% LSCF) are added into YBa2Cu3O7-δ (YBC) to investigate its effect on the performance of solid oxide fuel cell cathode. The result shows… read more here.

Keywords: 4co0 2fe0; 6sr0 4co0; cathode; la0 6sr0 ... See more keywords

Microstructure anisotropy of La0.6Sr0.4Co0.2Fe0.8O3- film on rigid Gd0.1Ce0.9O1.95 substrate during constrained sintering

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Published in 2019 at "Journal of The European Ceramic Society"

DOI: 10.1016/j.jeurceramsoc.2019.07.004

Abstract: Abstract La0.6Sr0.4Co0.2Fe0.8O3-δ (LSCF) cathodes on rigid Gd0.1Ce0.9O1.95 (GDC) substrate were sintered to different densities, and their three dimensional (3D) microstructures were characterized using focused ion beam-scanning electronic microscopy (FIB-SEM) tomography. The microstructure anisotropies of the… read more here.

Keywords: 4co0 2fe0; 6sr0 4co0; constrained sintering; la0 6sr0 ... See more keywords
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Flexible A-site doping La0.6-xMxSr0.4Co0.2Fe0.8O3 (M=Ca, Ba, Bi; x=0, 0.1, 0.2) as novel cathode material for intermediate-temperature solid oxide fuel cells: A first-principles study and experimental exploration

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Published in 2021 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2021.229564

Abstract: Abstract To address both challenges of insufficient oxygen vacancies and excessive interface resistance in intermediate-temperature solid oxide fuel cells (IT-SOFCs), in this study, we apply the first-principle density functional study to choose the A-site cation… read more here.

Keywords: 4co0 2fe0; intermediate temperature; temperature solid; cathode ... See more keywords

Production of Aryl Oxygen-Containing Compounds by the Pyrolysis of Bagasse Alkali Lignin Catalyzed by LaM0.2Fe0.8O3 (M = Fe, Cu, Al, Ti)

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Published in 2019 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.9b00755

Abstract: A series of LaM0.2Fe0.8O3 (M = Fe, Cu, Al, Ti) samples synthesized by the sol–gel method were used to catalyze the pyrolysis of bagasse alkali lignin (BAL) to produce aryl oxygen-containing compounds. The effects of… read more here.

Keywords: alkali lignin; pyrolysis bagasse; bagasse alkali; pyrolysis ... See more keywords

LaCo0.2Fe0.8O3 perovskites doped with natural Ca2+ as bifunctional electrocatalysts for oxygen evolution and reduction reactions

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Published in 2024 at "RSC Advances"

DOI: 10.1039/d4ra04105d

Abstract: Perovskite oxides are promising electrocatalysts for various energy applications due to their exceptional catalytic activity, flexible architecture, and low cost. In this study, LCFO was doped with different ratios of Ca2+ from eggshells, resulting in… read more here.

Keywords: evolution; 2fe0 8o3; electrocatalysts oxygen; laco0 2fe0 ... See more keywords

Boost Steam-Tolerance and Electrochemical Performance of La0.6Sr0.4Co0.2Fe0.8O3-δ-based Air Electrode for Protonic Ceramic Electrochemical Cells

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Published in 2024 at "Journal of Materials Chemistry A"

DOI: 10.1039/d4ta03706e

Abstract: La0.6Sr0.4Co0.2Fe0.8O3-δ (LSCF) is the state-of-the-art air electrode material for solid oxide electrochemical cells using oxide-ion electrolyte, yet its application in proton ceramic electrochemical cells (PCCs) remains limited, mainly attributed to... read more here.

Keywords: 2fe0 8o3; air electrode; 6sr0 4co0; la0 6sr0 ... See more keywords

Grain size dependent thermal and electrical behaviour of La0.6Sr0.4Co0.2Fe0.8O3-δ

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Published in 2017 at "Integrated Ferroelectrics"

DOI: 10.1080/10584587.2017.1370289

Abstract: ABSTRACT La0.6Sr0.4Co0.2Fe0.8O3-δ has been synthesized by an advanced combustion technique with step wise modifications by various combustion additives. The quantitative values of the grain sizes obtained from a programmed software has been compared and confirmed… read more here.

Keywords: 4co0 2fe0; 6sr0 4co0; size; 2fe0 8o3 ... See more keywords