Title :
Experimental verification of the “rainbow” trapping effect in adiabatic plasmonic gratings
Author :
Gan, Qiaoqiang ; Gao, Yongkang ; Wagner, Kyle ; Vezenov, Dmitri V. ; Ding, Yujie J. ; Bartoli, Filbert J.
Author_Institution :
Electr. & Comput. Eng. Dept., Lehigh Univ., Bethlehem, PA, USA
Abstract :
Direct measurements on graded grating structures show that light of different wavelengths in the 500-700nm region is "trapped" at different positions along the grating, consistent with theoretical predictions, thus verifying the "rainbow" trapping effect.
Keywords :
plasmonics; polaritons; surface plasmons; adiabatic plasmonic gratings; experimental verification; rainbow trapping effect; wavelength 500 nm to 700 nm; Charge carrier processes; Dispersion; Gratings; Optical surface waves; Plasmons; Surface roughness; Surface waves;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
