Phase-engineered cathode for super-stable potassium storage

The large radius of potassium ions inevitably destabilizes the crystal structure of the cathode material in potassium-ion batteries, leading to capacity degradation. Here, authors demonstrate that phase-engineered amorphous vanadium oxide alleviates large volume variation and improves electrochemica...

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Main Authors: Lichen Wu, Hongwei Fu, Shu Li, Jian Zhu, Jiang Zhou, Apparao M. Rao, Limei Cha, Kunkun Guo, Shuangchun Wen, Bingan Lu
Format: Article
Language:English
Published: Nature Portfolio 2023-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-36385-4
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author Lichen Wu
Hongwei Fu
Shu Li
Jian Zhu
Jiang Zhou
Apparao M. Rao
Limei Cha
Kunkun Guo
Shuangchun Wen
Bingan Lu
author_facet Lichen Wu
Hongwei Fu
Shu Li
Jian Zhu
Jiang Zhou
Apparao M. Rao
Limei Cha
Kunkun Guo
Shuangchun Wen
Bingan Lu
author_sort Lichen Wu
collection DOAJ
description The large radius of potassium ions inevitably destabilizes the crystal structure of the cathode material in potassium-ion batteries, leading to capacity degradation. Here, authors demonstrate that phase-engineered amorphous vanadium oxide alleviates large volume variation and improves electrochemical behaviour.
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spelling doaj.art-b9968c0faf344a3e91b491ef5571cf972023-02-12T12:17:00ZengNature PortfolioNature Communications2041-17232023-02-0114111210.1038/s41467-023-36385-4Phase-engineered cathode for super-stable potassium storageLichen Wu0Hongwei Fu1Shu Li2Jian Zhu3Jiang Zhou4Apparao M. Rao5Limei Cha6Kunkun Guo7Shuangchun Wen8Bingan Lu9School of Physics and Electronics, Hunan UniversitySchool of Physics and Electronics, Hunan UniversitySchool of Physics and Electronics, Hunan UniversityCollege of Chemistry and Chemical Engineering, Hunan UniversitySchool of Materials Science and Engineering, Central South UniversityDepartment of Physics and Astronomy, Clemson Nanomaterials Institute, Clemson UniversityMaterials Science and Engineering program, Guangdong Technion–Israel Institute of TechnologyCollege of Materials Science and Engineering, Hunan UniversitySchool of Physics and Electronics, Hunan UniversitySchool of Physics and Electronics, Hunan UniversityThe large radius of potassium ions inevitably destabilizes the crystal structure of the cathode material in potassium-ion batteries, leading to capacity degradation. Here, authors demonstrate that phase-engineered amorphous vanadium oxide alleviates large volume variation and improves electrochemical behaviour.https://doi.org/10.1038/s41467-023-36385-4
spellingShingle Lichen Wu
Hongwei Fu
Shu Li
Jian Zhu
Jiang Zhou
Apparao M. Rao
Limei Cha
Kunkun Guo
Shuangchun Wen
Bingan Lu
Phase-engineered cathode for super-stable potassium storage
Nature Communications
title Phase-engineered cathode for super-stable potassium storage
title_full Phase-engineered cathode for super-stable potassium storage
title_fullStr Phase-engineered cathode for super-stable potassium storage
title_full_unstemmed Phase-engineered cathode for super-stable potassium storage
title_short Phase-engineered cathode for super-stable potassium storage
title_sort phase engineered cathode for super stable potassium storage
url https://doi.org/10.1038/s41467-023-36385-4
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