| abstract |
The invention is to provide a positive electrode for lithium secondary battery which is capable of attaining both increases in the capacity and output of lithium secondary batteries and a prolongation of the life thereof, and to further provide a lithium secondary battery which employs this positive electrode for lithium secondary battery. The invention relates to positive electrode for lithium secondary battery which comprises an active material and a conductive material, wherein the active material comprises a lithium-transition metal compound which has a function of being capable of insertion and desorption of lithium ion, the lithium-transition metal compound gives a surface-enhanced Raman spectrum which has a peak at 800-1,000 cm -1 , and the conductive material comprises carbon black which has a nitrogen adsorption specific surface area (N 2 SA) of 70-300 m 2 /g and an average particles diameter of 10-35 nm, and a lithium secondary battery which employs the same. |