title: Electrochemical lithography: fabrication of nanoscale Si tips by porous anodization of Al/Si wafer.
abstract: Porous anodization of Al/Si wafer in sulfuric acid results in the formation of Si nanotips on the surface of Si substrate with ultrahigh packing density.
authors.affiliation: Department of Physics, Nanjing University, Nanjing 210093, China. pulin@nju.edu.cn
authors.forename: L
authors.initials: L
authors.lastname: Pu
authors.forename: Y
authors.initials: Y
authors.lastname: Shi
authors.forename: J M
authors.initials: JM
authors.lastname: Zhu
authors.forename: X M
authors.initials: XM
authors.lastname: Bao
authors.forename: R
authors.initials: R
authors.lastname: Zhang
authors.forename: Y D
authors.initials: YD
authors.lastname: Zheng