title: A thermal and solvocontrollable cylindrical nanoshutter based on a single screw-sense helical polyguanidine.
authors.affiliation: Department of Chemistry, North Carolina State University, Raleigh, NC 27695, USA.
authors.forename: Hong-Zhi
authors.initials: HZ
authors.lastname: Tang
authors.forename: Bruce M
authors.initials: BM
authors.lastname: Novak
authors.forename: Jiangtao
authors.initials: J
authors.lastname: He
authors.forename: Prasad L
authors.initials: PL
authors.lastname: Polavarapu