Articles with "oxygen electrocatalysts" as a keyword



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Recent Advances on Self-Supported Arrayed Bifunctional Oxygen Electrocatalysts for Flexible Solid-State Zn-Air Batteries.

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Published in 2020 at "Small"

DOI: 10.1002/smll.202002902

Abstract: Flexible solid-state Zn-air batteries have been rapidly developed benefiting from the uprising demand for wearable electronic devices, wherein the air electrode integrated with efficient bifunctional oxygen electrocatalysts plays an important role to achieve high performance.… read more here.

Keywords: air batteries; flexible solid; air; bifunctional oxygen ... See more keywords
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Spontaneous Internal Electric Field in Heterojunction Boosts Bifunctional Oxygen Electrocatalysts for Zinc-Air Batteries: Theory, Experiment, and Application.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202302015

Abstract: Heterojunctions are a promising class of materials for high-efficiency bifunctional oxygen electrocatalysts in both oxygen reduction reaction (ORR) and oxygen evolution reaction (OER). However, the conventional theories fail to explain why many catalysts behave differently… read more here.

Keywords: orr oer; electron hole; bifunctional oxygen; hole rich ... See more keywords
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Shungite-derived graphene as a carbon support for bifunctional oxygen electrocatalysts

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Published in 2021 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2021.01.004

Abstract: Abstract Metal–air batteries (MABs) and regenerative fuel cells (RFCs) technologies rely on a combination of efficient electrochemical oxygen evolution and oxygen reduction reactions (OER and ORR, respectively). However, such bifunctional oxygen electrocatalysts also rely on… read more here.

Keywords: shungite derived; bifunctional oxygen; oxygen electrocatalysts; support ... See more keywords
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Spent alkaline battery-derived manganese oxides as efficient oxygen electrocatalysts for Zn–air batteries

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Published in 2018 at "Inorganic chemistry frontiers"

DOI: 10.1039/c8qi00404h

Abstract: Manganese oxides were derived from spent commercial AA-type alkaline Zn–MnO2 batteries (ZMBs) via a facile route and applied as effective oxygen electrocatalysts for Zn–air batteries (ZABs). After leaching in dilute acid and annealing in air… read more here.

Keywords: oxygen; manganese oxides; air batteries; air ... See more keywords
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Using dopamine interlayers to construct Fe/Fe3C@FeNC microspheres of high N-content for bifunctional oxygen electrocatalysts of Zn-air batteries.

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Published in 2023 at "Dalton transactions"

DOI: 10.1039/d2dt03522g

Abstract: High activity bifunctional oxygen electrocatalysts are crucial for the development of high performing Zn-air batteries. Fe-N-C systems decorated with Fe/Fe3C nanoparticles have been identified as prospective candidates in which almost all the active sites need… read more here.

Keywords: air batteries; fe3c fenc; bifunctional oxygen; air ... See more keywords
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Metal-organic framework-derived advanced oxygen electrocatalysts as air-cathodes for Zn-air batteries: recent trends and future perspectives.

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Published in 2023 at "Materials horizons"

DOI: 10.1039/d2mh01067d

Abstract: Electrochemical energy storage devices with stable performance, high power output, and energy density are urgently needed to meet the global energy demand. Among the different electrochemical energy storage devices, batteries have become the most promising… read more here.

Keywords: mof derived; air batteries; energy; air ... See more keywords
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Metal–Organic Frameworks (MOFs) Derived Materials Used in Zn–Air Battery

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Published in 2022 at "Materials"

DOI: 10.3390/ma15175837

Abstract: It is necessary to develop new energy technologies because of serious environmental problems. As one of the most promising electrochemical energy conversion and storage devices, the Zn–air battery has attracted extensive research in recent years… read more here.

Keywords: reaction; air battery; air; oxygen electrocatalysts ... See more keywords
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Recent Advances in Oxygen Electrocatalysts Based on Perovskite Oxides

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Published in 2019 at "Nanomaterials"

DOI: 10.3390/nano9081161

Abstract: Electrochemical oxygen reduction and oxygen evolution are two key processes that limit the efficiency of important energy conversion devices such as metal–air battery and electrolysis. Perovskite oxides are receiving discernable attention as potential bifunctional oxygen… read more here.

Keywords: oxygen; based perovskite; electrocatalysts based; recent advances ... See more keywords