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Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries

High-voltage potassium-based batteries are promising alternatives for lithium-ion batteries as next-generation energy storage devices. The stability and reversibility of such systems depend largely on the properties of the corresponding electrolytes. This review first presents major challenges for h...

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Detalles Bibliográficos
Autores principales: Tan, Hong, Lin, Xiuyi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2023
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9867274/
https://www.ncbi.nlm.nih.gov/pubmed/36677883
http://dx.doi.org/10.3390/molecules28020823
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author Tan, Hong
Lin, Xiuyi
author_facet Tan, Hong
Lin, Xiuyi
author_sort Tan, Hong
collection PubMed
description High-voltage potassium-based batteries are promising alternatives for lithium-ion batteries as next-generation energy storage devices. The stability and reversibility of such systems depend largely on the properties of the corresponding electrolytes. This review first presents major challenges for high-voltage electrolytes, such as electrolyte decomposition, parasitic side reactions, and current collector corrosion. Then, the state-of-the-art modification strategies for traditional ester and ether-based organic electrolytes are scrutinized and discussed, including high concentration, localized high concentration/weakly solvating strategy, multi-ion strategy, and addition of high-voltage additives. Besides, research advances of other promising electrolyte systems, such as potassium-based ionic liquids and solid-state-electrolytes are also summarized. Finally, prospective future research directions are proposed to further enhance the oxidative stability and non-corrosiveness of electrolytes for high-voltage potassium batteries.
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spelling pubmed-98672742023-01-22 Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries Tan, Hong Lin, Xiuyi Molecules Review High-voltage potassium-based batteries are promising alternatives for lithium-ion batteries as next-generation energy storage devices. The stability and reversibility of such systems depend largely on the properties of the corresponding electrolytes. This review first presents major challenges for high-voltage electrolytes, such as electrolyte decomposition, parasitic side reactions, and current collector corrosion. Then, the state-of-the-art modification strategies for traditional ester and ether-based organic electrolytes are scrutinized and discussed, including high concentration, localized high concentration/weakly solvating strategy, multi-ion strategy, and addition of high-voltage additives. Besides, research advances of other promising electrolyte systems, such as potassium-based ionic liquids and solid-state-electrolytes are also summarized. Finally, prospective future research directions are proposed to further enhance the oxidative stability and non-corrosiveness of electrolytes for high-voltage potassium batteries. MDPI 2023-01-13 /pmc/articles/PMC9867274/ /pubmed/36677883 http://dx.doi.org/10.3390/molecules28020823 Text en © 2023 by the authors. https://creativecommons.org/licenses/by/4.0/Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
spellingShingle Review
Tan, Hong
Lin, Xiuyi
Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title_full Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title_fullStr Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title_full_unstemmed Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title_short Electrolyte Design Strategies for Non-Aqueous High-Voltage Potassium-Based Batteries
title_sort electrolyte design strategies for non-aqueous high-voltage potassium-based batteries
topic Review
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9867274/
https://www.ncbi.nlm.nih.gov/pubmed/36677883
http://dx.doi.org/10.3390/molecules28020823
work_keys_str_mv AT tanhong electrolytedesignstrategiesfornonaqueoushighvoltagepotassiumbasedbatteries
AT linxiuyi electrolytedesignstrategiesfornonaqueoushighvoltagepotassiumbasedbatteries