CPC H01M 4/525 (2013.01) [C01G 53/006 (2013.01); C01G 53/42 (2013.01); C01G 53/50 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); C01P 2002/72 (2013.01); C01P 2002/85 (2013.01); C01P 2004/03 (2013.01); C01P 2004/50 (2013.01); C01P 2004/61 (2013.01); C01P 2004/84 (2013.01); C01P 2004/90 (2013.01); C01P 2006/12 (2013.01); C01P 2006/14 (2013.01); C01P 2006/16 (2013.01); C01P 2006/40 (2013.01); H01M 10/052 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01)] | 14 Claims |
1. A nickel-based active material for a lithium secondary battery, the nickel-based active material comprising:
at least one secondary particle comprising an aggregate of two or more primary particles at least a portion of the at least one secondary particle having a radial alignment structure, the two or more primary particles comprising a plurality of adjacent primary particles that form the radial alignment structure; and
a hetero-element compound included along a grain boundary of the plurality of adjacent primary particles that form the radial alignment structure.
|