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US 2017/0288209 A1Published application
Lithium titanate structures for lithium ion batteries formed using element selective sputtering
AssigneeGM Global Technology Operations LLC
InventorZhongyi Liu
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Abstract
A method is provided in which a lithium titanate precursor structure is subjected to element selective sputtering to form a lithium titanate structure including a lithium titanate core and a conformal layer on the lithium titanate core, wherein the conformal layer includes titanium oxide. A method of preparing an electrode for a lithium ion battery, wherein the electrode includes lithium titanate structures, is also provided.
Claims16
A method, comprising:
- subjecting a lithium titanate precursor structure to element selective sputtering to form a lithium titanate structure including a lithium titanate core and a conformal layer on the lithium titanate core, wherein the conformal layer includes titanium oxide.
A method, comprising:
- subjecting a lithium titanate precursor structure to element selective sputtering to form a lithium titanate structure including a lithium titanate core and a conformal layer on the lithium titanate core, wherein the conformal layer includes titanium oxide;
- incorporating a plurality of the lithium titanate structures into a negative electrode;
- incorporating the negative electrode into a lithium ion battery;
- and
- cycling the lithium ion battery.
2 more elements
Dependencies are inferred from the claim text.