| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a negative electrode active material for a lithium secondary battery, its manufacturing method, and the lithium secondary battery containing the same. <P>SOLUTION: The negative electrode active material contains a lithium titanium based oxide of which the half width at an angle 2θ is about 0.08054°-0.10067° in X-ray diffraction (X-ray diffraction, XRD) at (111) surface using Cu Kα rays (main peak, 2θ=18.330°). <P>COPYRIGHT: (C)2011,JPO&INPIT |
