Patent ID: 8785049

Claim:
A negative active material for a rechargeable lithium battery, comprising: a core comprising crystalline carbon; at least one metal particle and at least one MO x particle disposed on a surface of the core, wherein x is from about 0.5 to about 1.5, the metal particle comprises a metal selected from the group consisting of Si, Sn, In, Al, and combinations thereof, the metal particle has a FWHM of an X-ray diffraction angle (2θ) at a (111) plane of about 0.3 degrees (°) to about 0.9 degrees (°) as measured using a CuKα ray, and M is Si, Sn, In, Al, or a combination thereof; and a coating layer surrounding at least a portion of the core, the metal particle and the MO x particle, the coating layer comprising an amorphous carbon.