title: Dip-pen nanolithography of electrical contacts to single graphene flakes.
authors.affiliation: Department of Chemical Engineering, Stanford University, Stanford, California 94305, United States.
authors.forename: Wechung Maria
authors.initials: WM
authors.lastname: Wang
authors.forename: Nimrod
authors.initials: N
authors.lastname: Stander
authors.forename: Randall M
authors.initials: RM
authors.lastname: Stoltenberg
authors.forename: David
authors.initials: D
authors.lastname: Goldhaber-Gordon
authors.forename: Zhenan
authors.initials: Z
authors.lastname: Bao