Articles with "air electrode" as a keyword



An Efficient Bifunctional Air Electrode for Reversible Protonic Ceramic Electrochemical Cells

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202105386

Abstract: One of the main bottlenecks that limit the performance of reversible protonic ceramic electrochemical cells (R‐PCECs) is the sluggish kinetics of the oxygen reduction and evolution reactions (ORR and OER). Here, the significantly enhanced ORR… read more here.

Keywords: ceramic electrochemical; electrochemical cells; air; protonic ceramic ... See more keywords

An Active and Stable Cobalt‐Free Ruddlesden–Popper Nd0.8Sr1.2Ni1‐xFexO4±δ Air Electrode for Reversible Proton‐Conducting Solid Oxide Cells

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202316485

Abstract: Reversible proton‐conducting solid oxide cells (R‐PSOCs) are considered to be one of the most promising devices for efficient power generation and hydrogen production. However, the requirement of high catalytic activity for fast oxygen reduction/evolution reaction… read more here.

Keywords: air; air electrode; reversible proton; ruddlesden popper ... See more keywords

Atomic‐Scale Engineering for New Generation Air Electrode Materials of Solid Oxide Cells: Quintuple Perovskite Sm2Ba3Co2Fe3O15‐δ with Twinned Crystal Structure

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202403312

Abstract: The catalytic activity and thermomechanical stability of electrode materials are crucial for the efficient operation of reversible solid oxide cell (rSOC). However, these two traits often impose limitations on one another. In this work, a… read more here.

Keywords: quintuple perovskite; air; air electrode; solid oxide ... See more keywords

Mechanically‐Enhanced, Single‐Phased, and Triple‐Conducting Air Electrode for Robust Oxygen‐Ion and Proton Conducting Ceramic Cells

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202502771

Abstract: Reversible proton‐conducting fuel cells (Re‐PCFCs) are poised to become the next generation of solid‐state ionic devices for direct conversion between hydrogen and electricity. However, their commercialization has been hindered by the absence of a high‐performance… read more here.

Keywords: single phased; oxygen; air electrode; air ... See more keywords

Investigation of Promising Air Electrode for Realizing Ultimate Lithium Oxygen Battery

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Published in 2017 at "Advanced Energy Materials"

DOI: 10.1002/aenm.201700234

Abstract: The non-aqueous lithium oxygen battery has been considered as one of the most promising energy storage systems owing to its potentially high energy density, exceeding that of any other existing storage system for storing sustainable… read more here.

Keywords: air; oxygen battery; air electrode; lithium oxygen ... See more keywords

The Regulation Mechanism of Oxygen Vacancies in Ruddlesden-Popper Perovskite Ln2NiO4 (Ln = La, Pr, Nd) Air Electrode for Reversible Protonic Solid Oxide Cells.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202502478

Abstract: Reversible protonic solid oxide cells (R-PSOCs) are promising green energy storage devices for efficient hydrogen/electricity conversion. Due to the complex environment of the air electrode, the microscopic influence mechanism of oxygen vacancies in perovskites on… read more here.

Keywords: oxygen; popper perovskite; air electrode; ruddlesden popper ... See more keywords
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K doping as a rational method to enhance the sluggish air-electrode reaction kinetics for proton-conducting solid oxide cells

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Published in 2021 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2021.138453

Abstract: Abstract Proton-conducting solid oxide cells (P-SOCs), which can switch flexibly between operating as fuel cells (FCs) and operating as electrolysis cells (ECs), are deemed as a promising device that can highly efficiently realize the energy… read more here.

Keywords: air electrode; reaction; air; energy ... See more keywords
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Electrochemical CO2 reduction to CO using solid oxide electrolysis cells with high-performance Ta-doped bismuth strontium ferrite air electrode

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Published in 2021 at "Energy"

DOI: 10.1016/j.energy.2021.120579

Abstract: Abstract Electrochemical CO2 reduction to CO by using solid-oxide electrolysis cells (SOECs) is a promising option to produce useable fuels using renewable energy. However, traditional cobalt-based air electrodes exhibit high thermal-expansion coefficients and a tendency… read more here.

Keywords: co2 reduction; electrolysis; air; air electrode ... See more keywords

Bi-doped La1.5Sr0.5Ni0.5Mn0.5O4+δ as an efficient air electrode material for SOEC

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.08.144

Abstract: Abstract Bi-doped La1.5-xBixSr0.5Ni0.5Mn0.5O4+δ (LBSNM-x, x = 0, 0.05, 0.1, 0.15) was investigated as a potential air electrode for solid oxide electrolysis cell (SOEC). The effect of Bi doping on the structure, electrical conductivity, chemical compatibility with GDC… read more here.

Keywords: air electrode; air; 5ni0 5mn0; 5mn0 5o4 ... See more keywords

Reacquainting the Sudden-Death and Reaction Routes of Li-O2 Batteries by Ex Situ Observation of Li2O2 Distribution Inside a Highly Ordered Air Electrode.

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Published in 2022 at "Nano letters"

DOI: 10.1021/acs.nanolett.2c02516

Abstract: The unclear Li2O2 distribution inside an air electrode stems from the difficulty of conducting observation techniques inside a porous electrode. In this work, an integrated air electrode is prepared with highly ordered channels. The morphological… read more here.

Keywords: li2o2 distribution; air electrode; air;

An Ultrastable Rechargeable Zinc-Air Battery Using a Janus Superwetting Air Electrode.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c14657

Abstract: The rechargeable zinc-air batteries (ZABs) are promising energy storage devices, but their performance is limited by the air electrode, coming from the contradictory wettability requirements of the air electrode at charging and discharging. Herein, to… read more here.

Keywords: zinc air; using janus; air; air electrode ... See more keywords