abstract |
The negative active material for a rechargeable lithium battery of the present invention includes a carbonaceous material and a silicon-based compound represented by Formula 1:n nSi (1-y) M y O 1+x (1)n nwhere 0≦y≦1, −0.5≦x≦0.5, and M is selected from the group consisting of Mg, Ca, and mixtures thereof. |