title: An unconventional route to hierarchically ordered block copolymers on a gradient patterned surface through controlled evaporative self-assembly.
authors.affiliation: Polymer Science and Engineering, University of Massachusetts Amherst, Amherst, MA 01003, USA.
authors.forename: Myunghwan
authors.initials: M
authors.lastname: Byun
authors.forename: Wei
authors.initials: W
authors.lastname: Han
authors.forename: Bo
authors.initials: B
authors.lastname: Li
authors.forename: Xukai
authors.initials: X
authors.lastname: Xin
authors.forename: Zhiqun
authors.initials: Z
authors.lastname: Lin