{"title":"Sodium hydrosulfide hydrate as sodium precursor for low-cost synthesis of Na3SbS4 ionic conductor","authors":"Pierre Gibot, Christine Surcin, Jean-Noël Chotard","doi":"10.1016/j.ssi.2025.116892","DOIUrl":null,"url":null,"abstract":"<div><div>Solid-state batteries (SSBs), an alternative to liquid-electrolyte lithium/sodium batteries, are a hot topic of research in the field of electrochemical energy storage. Sodium tetrathioantimonate Na<sub>3</sub>SbS<sub>4</sub>, a promising sodium ion-conductor solid electrolyte, can be synthesized via solution chemistry; a suitable, less energy-consuming and efficient method for mass production compared to dry processes (solid-solid reactions, mechanochemistry). The current work proposes to replace anhydrous sodium sulfide (Na<sub>2</sub>S, Na-precursor) with sodium hydrosulfide (NaSH.xH<sub>2</sub>O), a cheaper product that considerably reduces the cost of material production, a limiting factor from an up-scaling.</div></div>","PeriodicalId":431,"journal":{"name":"Solid State Ionics","volume":"427 ","pages":"Article 116892"},"PeriodicalIF":3.0000,"publicationDate":"2025-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Solid State Ionics","FirstCategoryId":"88","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S0167273825001110","RegionNum":4,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"CHEMISTRY, PHYSICAL","Score":null,"Total":0}
引用次数: 0
Abstract
Solid-state batteries (SSBs), an alternative to liquid-electrolyte lithium/sodium batteries, are a hot topic of research in the field of electrochemical energy storage. Sodium tetrathioantimonate Na3SbS4, a promising sodium ion-conductor solid electrolyte, can be synthesized via solution chemistry; a suitable, less energy-consuming and efficient method for mass production compared to dry processes (solid-solid reactions, mechanochemistry). The current work proposes to replace anhydrous sodium sulfide (Na2S, Na-precursor) with sodium hydrosulfide (NaSH.xH2O), a cheaper product that considerably reduces the cost of material production, a limiting factor from an up-scaling.
期刊介绍:
This interdisciplinary journal is devoted to the physics, chemistry and materials science of diffusion, mass transport, and reactivity of solids. The major part of each issue is devoted to articles on:
(i) physics and chemistry of defects in solids;
(ii) reactions in and on solids, e.g. intercalation, corrosion, oxidation, sintering;
(iii) ion transport measurements, mechanisms and theory;
(iv) solid state electrochemistry;
(v) ionically-electronically mixed conducting solids.
Related technological applications are also included, provided their characteristics are interpreted in terms of the basic solid state properties.
Review papers and relevant symposium proceedings are welcome.