Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries

Lithium metal anode is regarded as the ultimate negative electrode material due to its high theoretical capacity and low electrochemical potential. However, the significantly high reactivity of Li metal limits the practical application of Li metal batteries. To improve the stability of the interface...

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Main Authors: Ryo Shomura, Ryota Tamate, Shoichi Matsuda
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/15/1/322
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author Ryo Shomura
Ryota Tamate
Shoichi Matsuda
author_facet Ryo Shomura
Ryota Tamate
Shoichi Matsuda
author_sort Ryo Shomura
collection DOAJ
description Lithium metal anode is regarded as the ultimate negative electrode material due to its high theoretical capacity and low electrochemical potential. However, the significantly high reactivity of Li metal limits the practical application of Li metal batteries. To improve the stability of the interface between Li metal and an electrolyte, a facile and scalable blade coating method was used to cover the commercial polyethylene membrane separator with an inorganic/organic composite solid electrolyte layer containing lithium-ion-conducting ceramic fillers. The coated separator suppressed the interfacial resistance between the Li metal and the electrolyte and consequently prolonged the cycling stability of deposition/dissolution processes in Li/Li symmetric cells. Furthermore, the effect of the coating layer on the discharge/charge cycling performance of lithium-oxygen batteries was investigated.
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spelling doaj.art-df50c48073da459486ecafceddcdd3d82023-11-23T11:51:32ZengMDPI AGMaterials1996-19442022-01-0115132210.3390/ma15010322Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable BatteriesRyo Shomura0Ryota Tamate1Shoichi Matsuda2Department of Creative Engineering, National Institute of Technology, Tsuruoka College, 104 Sawada, Inooka, Tsuruoka 997-8511, JapanCenter for Green Research on Energy and Environmental Materials, National Institute for Material Science, 1-1 Namiki, Tsukuba 305-0044, JapanCenter for Green Research on Energy and Environmental Materials, National Institute for Material Science, 1-1 Namiki, Tsukuba 305-0044, JapanLithium metal anode is regarded as the ultimate negative electrode material due to its high theoretical capacity and low electrochemical potential. However, the significantly high reactivity of Li metal limits the practical application of Li metal batteries. To improve the stability of the interface between Li metal and an electrolyte, a facile and scalable blade coating method was used to cover the commercial polyethylene membrane separator with an inorganic/organic composite solid electrolyte layer containing lithium-ion-conducting ceramic fillers. The coated separator suppressed the interfacial resistance between the Li metal and the electrolyte and consequently prolonged the cycling stability of deposition/dissolution processes in Li/Li symmetric cells. Furthermore, the effect of the coating layer on the discharge/charge cycling performance of lithium-oxygen batteries was investigated.https://www.mdpi.com/1996-1944/15/1/322lithium metalseparatorlithium-ion-conducting ceramicslithium batterylithium-oxygen battery
spellingShingle Ryo Shomura
Ryota Tamate
Shoichi Matsuda
Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
Materials
lithium metal
separator
lithium-ion-conducting ceramics
lithium battery
lithium-oxygen battery
title Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
title_full Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
title_fullStr Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
title_full_unstemmed Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
title_short Lithium-Ion-Conducting Ceramics-Coated Separator for Stable Operation of Lithium Metal-Based Rechargeable Batteries
title_sort lithium ion conducting ceramics coated separator for stable operation of lithium metal based rechargeable batteries
topic lithium metal
separator
lithium-ion-conducting ceramics
lithium battery
lithium-oxygen battery
url https://www.mdpi.com/1996-1944/15/1/322
work_keys_str_mv AT ryoshomura lithiumionconductingceramicscoatedseparatorforstableoperationoflithiummetalbasedrechargeablebatteries
AT ryotatamate lithiumionconductingceramicscoatedseparatorforstableoperationoflithiummetalbasedrechargeablebatteries
AT shoichimatsuda lithiumionconductingceramicscoatedseparatorforstableoperationoflithiummetalbasedrechargeablebatteries