Title :
Optical trapping of a colloidal quantum dot
Author :
I-Chun Huang ; Jensen, Russel A. ; Ou Chen ; Choy, Jennifer ; Bischof, Thomas S. ; Bawendi, Moungi ; Loncar, Marko
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
Bowtie apertures fabricated by lift-off were used to optically trap a 30-nm silica coated quantum dot (scQD) with 1.56-MW/cm2 intensity at 1064-nm wavelength. The trapped scQD emitted fluorescence by two photon excitation from the trapping laser.
Keywords :
antireflection coatings; colloids; nanofabrication; nanophotonics; optical fabrication; quantum dots; radiation pressure; two-photon processes; Bowtie aperture fabrication; SiO2; fluorescence; laser trapping; optical trapping; silica coated colloidal quantum dot; size 30 nm; two photon excitation; wavelength 1064 nm; Apertures; Charge carrier processes; Nonlinear optics; Optical device fabrication; Optical harmonic generation; Optical pumping; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
