Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition

The rechargeable lithium-oxygen (Li–O2) batteries have been considered one of the promising energy storage systems owing to their high theoretical energy density. As an alternative to Li−O2 batteries based on lithium peroxide (Li2O2) cathode, cycling Li−O2 batteries via the formation and decompositi...

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Main Authors: Xiahui Zhang, Panpan Dong, Min-Kyu Song
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Chemistry
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fchem.2022.923936/full
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author Xiahui Zhang
Panpan Dong
Min-Kyu Song
author_facet Xiahui Zhang
Panpan Dong
Min-Kyu Song
author_sort Xiahui Zhang
collection DOAJ
description The rechargeable lithium-oxygen (Li–O2) batteries have been considered one of the promising energy storage systems owing to their high theoretical energy density. As an alternative to Li−O2 batteries based on lithium peroxide (Li2O2) cathode, cycling Li−O2 batteries via the formation and decomposition of lithium hydroxide (LiOH) has demonstrated great potential for the development of practical Li−O2 batteries. However, the reversibility of LiOH-based cathode chemistry remains unclear at the fundamental level. Here, we review the recent advances made in Li−O2 batteries based on LiOH formation and decomposition, focusing on the reaction mechanisms occurring at the cathode, as well as the stability of Li anode and cathode binder. We also provide our perspectives on future research directions for high-performance, reversible Li−O2 batteries.
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spelling doaj.art-590a5ed8600d4d3ea01fe15c546af8a12022-12-22T00:24:38ZengFrontiers Media S.A.Frontiers in Chemistry2296-26462022-07-011010.3389/fchem.2022.923936923936Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and DecompositionXiahui ZhangPanpan DongMin-Kyu SongThe rechargeable lithium-oxygen (Li–O2) batteries have been considered one of the promising energy storage systems owing to their high theoretical energy density. As an alternative to Li−O2 batteries based on lithium peroxide (Li2O2) cathode, cycling Li−O2 batteries via the formation and decomposition of lithium hydroxide (LiOH) has demonstrated great potential for the development of practical Li−O2 batteries. However, the reversibility of LiOH-based cathode chemistry remains unclear at the fundamental level. Here, we review the recent advances made in Li−O2 batteries based on LiOH formation and decomposition, focusing on the reaction mechanisms occurring at the cathode, as well as the stability of Li anode and cathode binder. We also provide our perspectives on future research directions for high-performance, reversible Li−O2 batteries.https://www.frontiersin.org/articles/10.3389/fchem.2022.923936/fulllithium–oxygen batteriesLiOH chemistryreversibilityhigh energy batteriesreaction mechanismsredox mediator
spellingShingle Xiahui Zhang
Panpan Dong
Min-Kyu Song
Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
Frontiers in Chemistry
lithium–oxygen batteries
LiOH chemistry
reversibility
high energy batteries
reaction mechanisms
redox mediator
title Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
title_full Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
title_fullStr Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
title_full_unstemmed Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
title_short Advances in Lithium–Oxygen Batteries Based on Lithium Hydroxide Formation and Decomposition
title_sort advances in lithium oxygen batteries based on lithium hydroxide formation and decomposition
topic lithium–oxygen batteries
LiOH chemistry
reversibility
high energy batteries
reaction mechanisms
redox mediator
url https://www.frontiersin.org/articles/10.3389/fchem.2022.923936/full
work_keys_str_mv AT xiahuizhang advancesinlithiumoxygenbatteriesbasedonlithiumhydroxideformationanddecomposition
AT panpandong advancesinlithiumoxygenbatteriesbasedonlithiumhydroxideformationanddecomposition
AT minkyusong advancesinlithiumoxygenbatteriesbasedonlithiumhydroxideformationanddecomposition