Stack-Pressure-Dependent Interfacial Capacitance Governs Electrochemical Contact in All-Solid-State Batteries

Shunsuke Kawaguchi; Hideki IKEKAWA; Wataru Ogihara; Minoru Kuzuhara; Takuhiro Miyuki; Yûichi Aihara; Koichiro Aotani

doi:10.1039/d6ta02053d

January 1, 2026Journal of Materials Chemistry A

Stack-Pressure-Dependent Interfacial Capacitance Governs Electrochemical Contact in All-Solid-State Batteries

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Key Points

The aim is to understand how interfacial capacitance influenced by stack pressure affects electrochemical contact in all-solid-state batteries.
Investigated the relationship between stack pressure and interfacial capacitance in ASSB.
Analyzed solid-solid interface dynamics and electrochemical performance under varying pressures.
Employing experimental and theoretical approaches to quantify interactions at interfaces.
Higher stack pressure significantly improved interfacial capacitance, enhancing electrochemical contact.
Demonstrated that optimal pressure conditions led to superior energy density performance.
Quantitative data supports the correlation between capacitance and operational efficiency in ASSBs.

Implication

Examines interfacial capacitance impact on electrochemical contact in all-solid-state batteries, indicating performance improvements.

Abstract

All-solid-state batteries (ASSB) are regarded as next-generation lithium-ion batteries capable of simultaneously delivering high energy density and enhanced safety. For the practical realization of ASSB, a quantitative understanding of solid–solid...

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Cite This Study

Kawaguchi et al. (2026) studied this question.

synapsesocial.com/papers/6a2117a4d499ed480b170807 https://doi.org/10.1039/d6ta02053d

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Stack-Pressure-Dependent Interfacial Capacitance Governs Electrochemical Contact in All-Solid-State Batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

Stack-Pressure-Dependent Interfacial Capacitance Governs Electrochemical Contact in All-Solid-State Batteries

Key Points

Implication

Abstract

Discussion

Cite This Study

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