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In an attempt to overcome these problems , LiNi0 . 62Co0 . 14Mn0 . 24O2 cathode material with pillar layers in which Ni ( 2 + ) ions were resided in Li slabs near the surface having a thickness of ~ 10 nm was prepared using a polyvinylpyrrolidone ( PVP ) functionalized Mn precursor coating on Ni0 . 7Co0 . 15Mn0 . 15 ( OH ) 2 .
 Chemical: LiNi0 . 62Co0 . 14Mn0 . 24O2; Chemical: Ni ( 2 + ); Chemical: Li; Chemical: polyvinylpyrrolidone; Chemical: PVP; Chemical: Mn; Chemical: Ni0 . 7Co0 . 15Mn0 . 15 ( OH ) 2
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: LiNi0 . 62Co0 . 14Mn0 . 24O2; Chemical: Ni ( 2 + ); Chemical: Li; Chemical: polyvinylpyrrolidone; Chemical: PVP; Chemical: Mn; Chemical: Ni0 . 7Co0 . 15Mn0 . 15 ( OH ) 2