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    • Reduced Viscosity of the Free Surface in Entangled Polymer Melt Films 

      Lurio, Laurence; Koga, Tadanori; Li, C.; Endoh, M.K.; Koo, J.; Rafailovich, M.; Narayanan, S.; Lee, D.R.; Sinha, S.K. (American Physical Society, 2010)
      By embedding ‘‘dilute’’ gold nanoparticles in single polystyrene thin films as ‘‘markers’’, we probe the local viscosity of the free surface at temperatures far above the glass transition temperature (Tg). The technique ...