Entropy-driven mechanisms in P2-type layered oxide cathodes for sodium-ion batteries: new insights from first-principles and electrochemical analysis

Journal of Materials Chemistry A 2026 Open access

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Authors: Arianna Massaro, Silvia Porporato, Miriam Botros, Alessandro Piovano, Hamideh Darjazi, David Stenzel, Giuseppina Meligrana, Ana Belén Muñoz-García, Ben Breitung, Michele Pavone, Claudio Gerbaldi
DOI: 10.1039/d6ta00673f
Cited by: 4
References: 47

Abstract

Configurational entropy stabilizes P2-type Na x MO 2 layered cathodes by suppressing TM migration and P2–O2 gliding. High-entropy compositions distribute redox activity, improving structural reversibility and cycling stability in Na-ion batteries.

Fields of Study & Subjects

Advancements in Battery Materials Advanced Battery Materials and Technologies Thermal Expansion and Ionic Conductivity

Publication details

Journal / source
Journal of Materials Chemistry A
Publisher
Royal Society of Chemistry (RSC)
Volume
14
Issue
30
Pages
19341–19353
Publication date
1 January 2026
Language
EN