Articles with "6sr0 4co0" 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

Electrochemical Impedance Spectroscopy of Electrospun La0.6Sr0.4Co0.2Fe0.8O3–δ Nanorod Cathodes for Intermediate Temperature – Solid Oxide Fuel Cells

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Published in 2019 at "Fuel Cells"

DOI: 10.1002/fuce.201800205

Abstract: Electrospun La0.6Sr0.4Co0.2Fe0.8O3–δ (LSCF) nanorod cathodes are investigated. Morphological characterization shows that the nanorods are arranged into a 3‐D stochastic structure, with multiple contact points with each other. Experimental characterization of symmetrical button cells through electrochemical… read more here.

Keywords: la0 6sr0; electrode; spectroscopy; 6sr0 4co0 ... See more keywords

Improving the Activity and Stability of La0.6Sr0.4Co0.2Fe0.8O3-δ Cathode Through Surface Modification with an Electro-Catalyst.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202505019

Abstract: Although the conventional commercial solid oxide fuel cells cathode La0.6Sr0.4Co0.2Fe0.8O3-δ (LSCF) exhibits excellent electrochemical performance, its oxygen reduction reaction (ORR) kinetics are still sluggish, and Strontium (Sr) segregation is also an issue for long-term stability.… read more here.

Keywords: stability; lscf; surface; 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

La0.6Sr0.4Co0.2Fe0.79M0.01O3−δ (M = Ni, Pd) perovskites synthesized by Citrate-EDTA method: Oxygen vacancies effect on electrochemical properties

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Published in 2018 at "Advanced Powder Technology"

DOI: 10.1016/j.apt.2018.07.029

Abstract: Abstract La0.6Sr0.4Co0.2Fe0.8O3−δ (LSCF08), La0.6Sr0.4Co0.2Fe0.79Ni0.01O3−δ (LSCF08-Ni) and La0.6Sr0.4Co0.2Fe0.79Pd0.01O3−δ (LSCF08-Pd) perovskites were synthesized by Citrate-EDTA method, by using NiCl2 or PdCl2 as metal precursors, and their physicochemical properties were characterized by XRD, TGA, TPD and TPR. XRD… read more here.

Keywords: perovskites synthesized; 4co0 2fe0; 6sr0 4co0; la0 6sr0 ... 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

In-situ strategy to suppress chromium poisoning on La0.6Sr0.4Co0.2Fe0.8O3-δ cathodes of solid oxide fuel cells

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.09.198

Abstract: Abstract The surface segregation of strontium in the La0.6Sr0.4Co0.8Fe0.2O3-δ (LSCF) electrode interacts with volatile contaminants such as chromium in the solid oxide fuel cell (SOFC) interconnect, causing deterioration in cell performance. A simple in-situ reaction… read more here.

Keywords: 6sr0 4co0; oxide fuel; solid oxide; strategy ... See more keywords

Synthesis and characterization of Nanocrystalline Ba0·6Sr0·4Co0·8Fe0·2O3 for application as an efficient anode in solid oxide electrolyser cell

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.12.083

Abstract: Abstract Nanocrystalline Ba0·6Sr0·4Co0·8Fe0·2O3 (BSCF-6482) powder is synthesized by combustion synthesis technique. Powder calcined at 1000 °C reveals phase pure cubic perovskite. Transmission electron microscopic (TEM) analysis exhibits soft agglomerates of average size ∼50 nm wherein interplanar spacing… read more here.

Keywords: bscf; 6sr0 4co0; 4co0 8fe0; nanocrystalline ba0 ... 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