NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME

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NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME

This abstract first appeared for US patent application 20250015258 titled 'NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME

Original Abstract Submitted

a negative electrode including a negative electrode current collector; a first negative electrode active material layer on the negative electrode current collector and a second negative electrode active material layer on the first negative electrode active material layer. the first negative electrode active material layer includes a first carbon-containing active material, a first silicon-containing active material, and a first binder. the second carbon-containing active material, a second silicon-containing active material, and a second binder. the first silicon-containing active material includes a first silicon-containing compound and a first metal doped in the first silicon-containing compound. the second silicon-containing active material includes a second silicon-containing compound and a second metal doped in the second silicon-containing compound.