Articles with "entropy perovskite" as a keyword



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Fabrication of high-entropy perovskite oxide by reactive flash sintering

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Published in 2020 at "Ceramics International"

DOI: 10.1016/j.ceramint.2020.04.060

Abstract: Abstract In this study, powder mixtures at atomic ratios suitable for formation of Sr(Ti0.2Y0.2Zr0.2Sn0.2Hf0.2)O3-x were flash sintered at 1000 °C and 40 mA/mm2. X-ray diffraction and energy-dispersive spectroscopy analyses revealed the formation of single-phase oxides after sintering… read more here.

Keywords: flash; entropy perovskite; fabrication high; high entropy ... See more keywords

A high-entropy perovskite cathode for solid oxide fuel cells

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.159633

Abstract: Abstract A new concept of high-entropy cathode is reported, which can bring about a definite improvement of electrochemical performance for solid oxide fuel cells (SOFCs). As a proof-of-concept, a new high-entropy perovskite oxide of La0.2Pr0.2Nd0.2Sm0.2Ba0.1Sr0.1Co0.2Fe0.6Ni0.1Cu0.1O3-δ… read more here.

Keywords: entropy perovskite; hep; cathode; solid oxide ... See more keywords

A new class of high-entropy perovskite oxides

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Published in 2018 at "Scripta Materialia"

DOI: 10.1016/j.scriptamat.2017.08.040

Abstract: Abstract A new class of high-entropy perovskite oxides ( i.e. , multiple-cation solid solutions with high configurational entropies) has been synthesized. Six of the 13 compositions examined, including Sr(Zr 0.2 Sn 0.2 Ti 0.2 Hf… read more here.

Keywords: new class; entropy perovskite; high entropy; perovskite ... See more keywords

Rational Regulation of High-Entropy Perovskite Oxides through Hole Doping for Efficient Oxygen Electrocatalysis.

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Published in 2025 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c20338

Abstract: Due to the high configuration entropy, unique atomic arrangement, and electronic structures, high-entropy materials are being actively pursued as bifunctional catalysts for both the oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) in rechargeable… read more here.

Keywords: entropy perovskite; orr oer; entropy; hole doping ... See more keywords

Polymer-confined synthesis of gram-scale high-entropy perovskite fluoride nanocubes for improved electrocatalytic reduction of nitrate to ammonia.

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Published in 2024 at "Nanoscale horizons"

DOI: 10.1039/d4nh00341a

Abstract: High-entropy perovskite fluoride (HEPF) has gradually attracted attention in the field of electrocatalysis due to its unique properties. Although traditional co-precipitation methods can efficiently produce HEPF, the resulting catalysts often lack regular morphology and tend… read more here.

Keywords: perovskite fluoride; entropy perovskite; gram scale; high entropy ... See more keywords

Tuning the high-entropy perovskite as efficient and reliable electrocatalysts for oxygen evolution reaction

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Published in 2024 at "RSC Advances"

DOI: 10.1039/d4ra02680b

Abstract: Due to their unique electronic structure, atomic arrangement and synergistic effect, high-entropy materials are being actively pursued as electrocatalysts for oxygen evolution reaction (OER) in water splitting. However, a relevant strategy to improve high-entropy materials… read more here.

Keywords: spectroscopy; entropy perovskite; electrocatalysts oxygen; entropy ... See more keywords

Large third-order nonlinear optical susceptibility in high-entropy perovskite oxide thin films prepared by pulsed-laser deposition.

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Published in 2025 at "Applied optics"

DOI: 10.1364/ao.564430

Abstract: Materials with excellent nonlinear optical properties are critical for advancing optoelectronic technologies, particularly in energy storage and ultrafast photonic devices. High-entropy perovskite oxides (HEPOs) have emerged as promising candidates due to their chemical stability and… read more here.

Keywords: nonlinear optical; entropy perovskite; order nonlinear; third order ... See more keywords

High-Entropy Perovskite La(Co0.2Mn0.2Fe0.2Ni0.2Cu0.2)O3 as a Material for Lithium-Ion Batteries

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Published in 2025 at "Applied Sciences"

DOI: 10.3390/app151810171

Abstract: This study addresses the development of advanced anode materials for lithium-ion batteries by investigating the high-entropy perovskite La(Co0.2Mn0.2Fe0.2Ni0.2Cu0.2)O3. The material was synthesized via spray drying of aqueous metal nitrate solutions, followed by calcination at various… read more here.

Keywords: entropy perovskite; lithium ion; ion batteries; ion ... See more keywords

The Formation and Phase Stability of A-Site High-Entropy Perovskite Oxides

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Published in 2023 at "Materials"

DOI: 10.3390/ma16062214

Abstract: High entropy perovskite oxides (HEPOs) were a class of advanced ceramic materials, which had attracted much scientific attention in recent years. However, the effect of factors affecting the phase stability of high entropy perovskite oxides… read more here.

Keywords: phase stability; entropy perovskite; high entropy; phase ... See more keywords