Title :
Beam steering of mid-infrared light with active plasmonic structures
Author :
Adams, D.C. ; Thongrattanasiri, S. ; Podolskiy, V. ; Wasserman, D.
Author_Institution :
Dept. of Phys. & Appl. Phys., Univ. of Massachusetts, Lowell, MA, USA
Abstract :
We demonstrate beaming of coherent mid-infrared radiation through subwavelength slits flanked by periodic grooves at a metal/semiconductor interface. Steering angle is controlled by tuning either the incident-light wavelength or the optical properties of the semiconductor.
Keywords :
Beam steering; Laser tuning; Optical devices; Optical films; Optical refraction; Optical sensors; Optical variables control; Plasmons; Quantum cascade lasers; Substrates;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
