Negative active material for rechargeable lithium battery and rechargeable lithium battery

摘要

Disclosed are a negative active material for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative active material for a rechargeable lithium battery includes an amorphous silicon-based compound represented by the following Chemical Formula 1.
€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒ [Chemical Formula 1]€ƒ€ƒ€ƒSiA x H y

In Chemical Formula 1, A is at least one element selected from C, N, or a combination thereof, 0 < x, 0 < y, and 0.1 ‰¤ x+y ‰¤1.5.