Results 21 to 30 of about 3,605,560 (279)

Solution chemistry quasi-epitaxial growth of atomic CaTiO3 perovskite layers to stabilize and passivate TiO2 photoelectrodes for efficient water splitting

open access: yesFundamental Research, 2023
Perovskite oxides with unique crystal structures and high defect tolerance are promising as atomic surface passivation layers for photoelectrodes for efficient and stable water splitting.
Ning Wei   +5 more
doaj   +1 more source

Research Progress of Perovskite-Based Bifunctional Oxygen Electrocatalyst in Alkaline Conditions

open access: yesMolecules, 2023
In light of the depletion of conventional energy sources, it is imperative to conduct research and development on sustainable alternative energy sources.
Kailin Fu   +4 more
doaj   +1 more source

Perovskite Oxides for Energy Applications

open access: yesTehnicki vjesnik - Technical Gazette, 2022
Industrial and population growth is constantly increasing energy consumption. Since 81.3% of consumed energy is produced from fossil fuels, the high pollution and emission rates are leading to climate changes resulting in extreme weather conditions. The development of new materials and technology is necessary to achieve sustainable societal growth and ...
Žužić, Andreja   +3 more
openaire   +3 more sources

Surface Reconstruction of Perovskites for Water Oxidation: The Role of Initial Oxides’ Bulk Chemistry

open access: yesSmall Science, 2022
Developing highly active electrocatalysts for oxygen evolution reaction (OER) is crucial for the scalable production of renewable hydrogen fuels by water electrolysis.
Haiyan Li   +6 more
doaj   +1 more source

Transition Metal‐based Perovskite Oxides: Emerging Electrocatalysts for Oxygen Evolution Reaction

open access: yesChemCatChem, 2023
Development of clean and sustainable renewable energy sources is imperative to deal with the future energy crises. Various technologies have been developed in this context, for example, water electrolysis, reversible fuel cell and metal‐air batteries etc.
Deeksha   +6 more
semanticscholar   +1 more source

Solution-processed pristine metal oxides as electron-transporting materials for perovskite solar cells

open access: yesFrontiers in Electronic Materials, 2023
In recent years, perovskite material-based photovoltaic devices have attracted great attention of researchers because of an expeditious improvement in their efficiency from 3.8% to over 25%.
Harshit Sharma   +3 more
doaj   +1 more source

Oxygen Vacancies in Perovskite Oxide Piezoelectrics [PDF]

open access: yesMaterials, 2020
The excellent electro-mechanical properties of perovskite oxide ferroelectrics make these materials major piezoelectrics. Oxygen vacancies are believed to easily form, migrate, and strongly affect ferroelectric behavior and, consequently, the piezoelectric performance of these materials and devices based thereon.
openaire   +4 more sources

Electrochemical Oxidative Fluorination of an Oxide Perovskite [PDF]

open access: yesChemistry of Materials, 2020
We report the successful electrochemical intercalation of F-ions into a densely packed perovskite oxide from a liquid electrolyte at room temperature. Using galvanostatic oxidation and electrochemical impedance spectroscopy coupled with operando X-ray diffraction, we show that roughly 0.5 equivalents of F-ions can be inserted onto the vacant A-site of ...
Nicholas H. Bashian   +15 more
openaire   +2 more sources

Oxidative Passivation of Metal Halide Perovskites [PDF]

open access: yesJoule, 2019
Summary Metal halide perovskites have demonstrated extraordinary potential as materials for next-generation optoelectronics including photovoltaics and light-emitting diodes. Nevertheless, our understanding of this material is still far from complete.
Godding, J   +5 more
openaire   +2 more sources

Perovskite With Tunable Active-Sites Oxidation State by High-Valence W for Enhanced Oxygen Evolution Reaction

open access: yesFrontiers in Chemistry, 2022
Perovskite oxides have been established as a promising kind of catalyst for alkaline oxygen evolution reactions (OER), because of their regulated non-precious metal components.
Jiabiao Yan   +4 more
doaj   +1 more source

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