Title :
Compensating the loss in the plasmonic waveguides and feasibility of sub-wavelength plasmonic lasers
Author :
Khurgin, Jacob B. ; Sun, Greg
Author_Institution :
Johns Hopkins Univ., Baltimore, MD, USA
Abstract :
We show that full compensation of loss in plasmonic waveguides with significantly sub-wavelength light confinement (less than λ/4n) requires current density in excess of 100 kA/cm2 making sub-wavelength in all three dimensions laser (spaser) impractical.
Keywords :
current density; laser beams; optical losses; optical waveguides; plasmonics; current density; loss compensation; plasmonic waveguides; spaser; sub-wavelength light confinement; sub-wavelength plasmonic lasers; three dimensions laser; Current density; Dielectrics; Metals; Optical waveguides; Plasmons; Semiconductor waveguides; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
