title: Surface and site-specific ring-opening metathesis polymerization initiated by dip-pen nanolithography.
authors.affiliation: Department of Chemistry and Institute for Nanotechnology, Northwestern University, 2145 Sheridan Road, Evanston, IL 60208-3113, USA.
authors.forename: Xiaogang
authors.initials: X
authors.lastname: Liu
authors.forename: Shouwu
authors.initials: S
authors.lastname: Guo
authors.forename: Chad A
authors.initials: CA
authors.lastname: Mirkin