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US 10,312,515 B2Granted
Lithium sulfur cell with dopant
AssigneeRobert Bosch GmbH
InventorsJohn F. Christensen, Boris Kozinsky, Aleksandar Kojic
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Abstract
Among other things, the present disclosure provides a particle comprising a form of sulfur and/or lithium sulfide (Li2S) that is doped with a group VIA element, such as selenium (e.g. Se34), tellurium (e.g. Te52), or polonium (e.g. Po84). The present disclosure also provides a cell comprising a negative electrode, a separator, and a positive electrode comprising the particles of the present disclosure.
Claims10
A particle comprising Li2S1−x−ySexMy,
- wherein M is a Group VIA element, x<0.1, y<0.05, at least one of Se or M is present, and M is not S.
Dependencies are inferred from the claim text.