Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries

Solid State Batteries (SSBs) combine the significantly higher energy density (>450 Wh/kg) and enhanced safety required to expedite society's transition away from fossil fuels, making them the most potential ''next-gen'' chemistry for lithium-based batteries. However, issu...

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Main Authors: Radu Dorin Andrei, Giorgian Cosmin Ungureanu, Luisa Roxana Mandoc, Soha Aldroubi, Nicolas Louvain, Julian Richard Tolchard, Mihaela Buga
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:Applied Surface Science Advances
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Online Access:http://www.sciencedirect.com/science/article/pii/S2666523925000182
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author Radu Dorin Andrei
Giorgian Cosmin Ungureanu
Luisa Roxana Mandoc
Soha Aldroubi
Nicolas Louvain
Julian Richard Tolchard
Mihaela Buga
author_facet Radu Dorin Andrei
Giorgian Cosmin Ungureanu
Luisa Roxana Mandoc
Soha Aldroubi
Nicolas Louvain
Julian Richard Tolchard
Mihaela Buga
author_sort Radu Dorin Andrei
collection DOAJ
description Solid State Batteries (SSBs) combine the significantly higher energy density (>450 Wh/kg) and enhanced safety required to expedite society's transition away from fossil fuels, making them the most potential ''next-gen'' chemistry for lithium-based batteries. However, issues with electrolyte performance at lower temperatures as well as issues with the effective deposition and stripping of metallic lithium anodes are now impeding their development. In this work, we suggest a completely new strategy to deal with these issues: creating a Solid Molecular Ionic Composite Electrolyte (SMICE), an entirely novel type of gel-polymer electrolyte. This new membrane exhibits outstanding ionic conductivity at room temperature (3.3 mS·cm-1). Following electrochemical tests, the symmetric lithium cells demonstrated long-term cycling stability of approximately 650 h at 25 °C and 1000 h at 60 °C. In half-cell configuration the specific discharge capacity reaches a maximum of 164 mAh·g-1 with a high retention of 95 % after 300 cycles, signifying the stability of SMICE membrane. These results reveal the proper compatibility between the SMICE membrane and the cell electrodes.
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issn 2666-5239
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publishDate 2025-03-01
publisher Elsevier
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series Applied Surface Science Advances
spelling doaj-art-0572043ad66341b4abcb23da3305c6e22025-02-02T05:29:23ZengElsevierApplied Surface Science Advances2666-52392025-03-0126100709Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteriesRadu Dorin Andrei0Giorgian Cosmin Ungureanu1Luisa Roxana Mandoc2Soha Aldroubi3Nicolas Louvain4Julian Richard Tolchard5Mihaela Buga6National Research and Development Institute for Cryogenic and Isotopic Technologies, ICSI Rm. Vâlcea, ICSI Energy Department, 4 Uzinei Street, 240050, Rm, Vâlcea, Romania; Corresponding author.National Research and Development Institute for Cryogenic and Isotopic Technologies, ICSI Rm. Vâlcea, ICSI Energy Department, 4 Uzinei Street, 240050, Rm, Vâlcea, Romania; Faculty of Power Engineering, Politehnica University of Bucharest, 060042, Bucharest, RomaniaNational Research and Development Institute for Cryogenic and Isotopic Technologies, ICSI Rm. Vâlcea, ICSI Energy Department, 4 Uzinei Street, 240050, Rm, Vâlcea, RomaniaInstitut Charles Gerhardt Montpellier (ICGM), University of Montpellier, 1919 route de Mende, 34293, Montpellier Cedex 5, FranceInstitut Charles Gerhardt Montpellier (ICGM), University of Montpellier, 1919 route de Mende, 34293, Montpellier Cedex 5, FranceSINTEF Industry, P.O. Box 4760, Torgarden, NO-7465, Trondheim, NorwayNational Research and Development Institute for Cryogenic and Isotopic Technologies, ICSI Rm. Vâlcea, ICSI Energy Department, 4 Uzinei Street, 240050, Rm, Vâlcea, RomaniaSolid State Batteries (SSBs) combine the significantly higher energy density (>450 Wh/kg) and enhanced safety required to expedite society's transition away from fossil fuels, making them the most potential ''next-gen'' chemistry for lithium-based batteries. However, issues with electrolyte performance at lower temperatures as well as issues with the effective deposition and stripping of metallic lithium anodes are now impeding their development. In this work, we suggest a completely new strategy to deal with these issues: creating a Solid Molecular Ionic Composite Electrolyte (SMICE), an entirely novel type of gel-polymer electrolyte. This new membrane exhibits outstanding ionic conductivity at room temperature (3.3 mS·cm-1). Following electrochemical tests, the symmetric lithium cells demonstrated long-term cycling stability of approximately 650 h at 25 °C and 1000 h at 60 °C. In half-cell configuration the specific discharge capacity reaches a maximum of 164 mAh·g-1 with a high retention of 95 % after 300 cycles, signifying the stability of SMICE membrane. These results reveal the proper compatibility between the SMICE membrane and the cell electrodes.http://www.sciencedirect.com/science/article/pii/S2666523925000182Polymer electrolytesPolymeric membraneGel-polymer electrolyteLithium-ion batteriesIonic conductivityCharge-discharge
spellingShingle Radu Dorin Andrei
Giorgian Cosmin Ungureanu
Luisa Roxana Mandoc
Soha Aldroubi
Nicolas Louvain
Julian Richard Tolchard
Mihaela Buga
Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
Applied Surface Science Advances
Polymer electrolytes
Polymeric membrane
Gel-polymer electrolyte
Lithium-ion batteries
Ionic conductivity
Charge-discharge
title Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
title_full Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
title_fullStr Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
title_full_unstemmed Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
title_short Single-ion gel-polymer electrolyte for improving the performances of Li-ion batteries
title_sort single ion gel polymer electrolyte for improving the performances of li ion batteries
topic Polymer electrolytes
Polymeric membrane
Gel-polymer electrolyte
Lithium-ion batteries
Ionic conductivity
Charge-discharge
url http://www.sciencedirect.com/science/article/pii/S2666523925000182
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