All-optical fabrication of ellipsoidal caps on azobenzene functional polymers Huang, Jintang ; Wu, Si ; Beckemper, Stefan ; Gillner, Arnold ; Zhang, Qijin ; Wang, Keyi Abstract Publication: Optics Letters Pub Date: August 2010 DOI: 10.1364/OL.35.002711 Bibcode: 2010OptL...35.2711H