A simple method of analyzing the phase transition behavior of a Na-Sn battery using energy-dispersive X-ray spectroscopy

Young Woon Byeon, Yong Seok Choi, Jong Hyun Seo, Ka Hyun Hur, Jae Pyoung Ahn, Jae Chul Lee*

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    2 Citations (Scopus)

    Abstract

    Anode materials of the Na-Sn battery experience a series of phase transitions during charging and discharging. These phase transitions in many cases are accompanied by a large volume change in the electrode materials, which leads to pulverization, a major source of reducing the battery capacity. In contrast to the rich literature on the phase transition behaviors of the Li-Si battery, those of the Na-Sn battery are much less understood due to experimental difficulties in determining the chemical composition of the phases. In this study, we demonstrate a simple method of analyzing the composition of the reaction compounds of the Na-Sn battery electrodes using energy dispersive X-ray spectroscopy.

    Original languageEnglish
    Pages (from-to)926-930
    Number of pages5
    JournalJournal of Korean Institute of Metals and Materials
    Volume53
    Issue number12
    DOIs
    Publication statusPublished - 2015 Dec

    Bibliographical note

    Publisher Copyright:
    © The Korean Institute of Metals and Materials.

    Keywords

    • Diffusion bonding
    • Energy storage mateuals
    • Energy-dispersive x-Ray spechoscopy (EDS)
    • Focused ion beam (FIB)
    • Phase transformation
    • Sodiation

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Modelling and Simulation
    • Surfaces, Coatings and Films
    • Metals and Alloys

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