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Soft X-ray Characterization Technique for Li Batteries under Operating Conditions
Published
Author(s)
Daniel A. Fischer, Cole Petersburg, Robert Daniel, Cherno Jaye, Faisal Alamgir
Abstract
O K edge and Co L edge near edge X-ray absorption fine structure (NEXAFS) was used to examine the cathode of an intact solid-state lithium ion battery. The novel technique allowed for the simultaneous acquisition of partial electron yield and fluorescence yield data during the first charge cycle of a LiCoO2-based battery below the intercalation voltage. The chemical environments of oxygen and cobalt at the surface are shown to differ chemically from those in the bulk. The present design enables a wide variety of in situ spectroscopies, microscopies, and scattering techniques.
Fischer, D.
, Petersburg, C.
, Daniel, R.
, Jaye, C.
and Alamgir, F.
(2009),
Soft X-ray Characterization Technique for Li Batteries under Operating Conditions, Journal of Synchrotron Radiation, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=902383
(Accessed October 11, 2025)