NEGATIVE ELECTRODE ACTIVE MATERIAL, PRODUCTION METHOD OF SAME, THIN-FILM ELECTRODE, BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND POWER SYSTEM
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United States of America Patent
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Jun 4, 2020
app pub date -
Feb 7, 2020
filing date -
Aug 9, 2017
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A negative electrode active material includes a matrix including at least a first element selected from the group consisting of silicon, tin, and germanium, at least a second element selected from the group consisting of copper, boron, phosphorous, aluminum, gallium, arsenic, antimony, lithium, and sodium, and oxygen. The second element bonds with oxygen; and a cluster includes the first element and is dispersed in the matrix.
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