%0 Journal Article %A Jianfei Lei %A Weishan Li %A Xiaoping Li %A Elton J Cairns %B Journal of Materials Chemistry %D 2012 %G eng %P 22022-22027 %R 10.1039/C2JM34332K %T Nanoconic TiO2 hollow spheres: novel buffers architectured for high-capacity anode materials %V 22 %8 10/2012