Confinement-Induced Change in Chain Topology of Ultrathin Polymer Fibers Chung, Junho ; Chung, Jae Woo ; Priestley, Rodney D. ; Kwak, Seung-Yeop Abstract Publication: Macromolecules Pub Date: June 2018 DOI: 10.1021/acs.macromol.8b00023 Bibcode: 2018MaMol..51.4229C