Pioneer study of SiP2 as negative electrode for Li- and Na-ion batteries

D. Duveau; S. Sananes Israel; J. Fullenwarth; F. Cunin; L. Monconduit

doi:10.1039/C6TA00103C

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Pioneer study of SiP₂ as negative electrode for Li- and Na-ion batteries†

D. Duveau,^a S. Sananes Israel,^a J. Fullenwarth,^a F. Cunin^c and L. Monconduit*^ab

Author affiliations

* Corresponding authors

^a ICG-AIME, Bat 15, Université de Montpellier, Pl. E. Bataillon, 34095 Montpellier cedex, France
E-mail: Laure.monconduit@umontpellier.fr

^b Réseau sur le Stockage Electrochimique de l'Energie (RS2E), CNRS FR3459, 33 Rue Saint Leu, 80039 Amiens Cedex, France

^c ICG-MACS, Université de Montpellier, 8 rue de l'Ecole Normale, 34296 Montpellier, France

Abstract

For the first time it is demonstrated that a dense SiP₂ pyrite-type obtained by a very simple ball milling method delivers outstanding capacity in both lithium and sodium batteries with up to 1000 mA h g⁻¹ and 572 mA h g⁻¹ sustained after 30 and 15 cycles respectively.

This article is part of the themed collection: 2016 Journal of Materials Chemistry A HOT Papers

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Article information

DOI: https://doi.org/10.1039/C6TA00103C
Article type: Communication
Submitted: 05 1 2016
Accepted: 04 2 2016
First published: 05 2 2016

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J. Mater. Chem. A, 2016,4, 3228-3232

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Pioneer study of SiP₂ as negative electrode for Li- and Na-ion batteries

D. Duveau, S. S. Israel, J. Fullenwarth, F. Cunin and L. Monconduit, J. Mater. Chem. A, 2016, 4, 3228 DOI: 10.1039/C6TA00103C

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Journal of Materials Chemistry A