Stabilizing the cathode-electrolyte interphase for superior Li-ion batteries

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Titel: Stabilizing the cathode-electrolyte interphase for superior Li-ion batteries
Autoren: Yunze Zhang, Jian Wang
Quelle: Green Chemical Engineering, Vol 6, Iss 4, Pp 447-455 (2025)
Verlagsinformationen: KeAi Communications Co. Ltd., 2025.
Publikationsjahr: 2025
Bestand: LCC:Chemical engineering
LCC:Biochemistry
Schlagwörter: Rechargeable batteries, Cathode-electrolyte interphase, Evolution mechanism, Electric double layer, Pre-interphase, Chemical engineering, TP155-156, Biochemistry, QD415-436
Beschreibung: The cathode-electrolyte interphase (CEI) plays a pivotal role in determining the energy density and cycling stability of lithium-ion batteries. However, its complex formation mechanisms, dynamic evolution, and interplay with battery components pose significant challenges for a fundamental understanding and targeted regulation. While prior research has focused on modifying bulk electrolyte solvation structures and applying inert cathode coatings, this perspective analyzes the mechanisms of CEI formation and stabilization, with particular emphasis on cathode pre-interphase engineering, near-surface electric double-layer modulation, and functional coating design. Future research prospects are outlined, highlighting the advanced in situ characterization techniques with high spatiotemporal resolution to probe transient interfacial processes, along with innovative strategies for constructing CEI architectures.
Publikationsart: article
Dateibeschreibung: electronic resource
Sprache: English
ISSN: 2666-9528
Relation: http://www.sciencedirect.com/science/article/pii/S2666952825000470; https://doaj.org/toc/2666-9528
DOI: 10.1016/j.gce.2025.05.010
Zugangs-URL: https://doaj.org/article/28befd2ffe1b4fbfbb426444bf00e1a1
Dokumentencode: edsdoj.28befd2ffe1b4fbfbb426444bf00e1a1
Datenbank: Directory of Open Access Journals
Beschreibung
Abstract:The cathode-electrolyte interphase (CEI) plays a pivotal role in determining the energy density and cycling stability of lithium-ion batteries. However, its complex formation mechanisms, dynamic evolution, and interplay with battery components pose significant challenges for a fundamental understanding and targeted regulation. While prior research has focused on modifying bulk electrolyte solvation structures and applying inert cathode coatings, this perspective analyzes the mechanisms of CEI formation and stabilization, with particular emphasis on cathode pre-interphase engineering, near-surface electric double-layer modulation, and functional coating design. Future research prospects are outlined, highlighting the advanced in situ characterization techniques with high spatiotemporal resolution to probe transient interfacial processes, along with innovative strategies for constructing CEI architectures.
ISSN:26669528
DOI:10.1016/j.gce.2025.05.010