Title :
Spatially localized enhancement of evanescent coupling to whispering-gallery modes at 1550 nm due to surface plasmon resonances of Au nanowire fragments
Author :
Dale, Elijah ; Ganta, D. ; Stoian, Razvan-Ionut ; Thapa, Prem ; Yu, D.-J. ; Flanders, B.N. ; Rosenberger, A.T.
Author_Institution :
Dept. of Phys., Oklahoma State Univ., Stillwater, OK, USA
Abstract :
Spatially localized enhanced evanescent coupling between a tapered optical fiber and a high-Q dielectric microresonator results from the resonant excitation of surface plasmons of Au nanowire fragments deposited non-uniformly on the surface of the microresonator.
Keywords :
dielectric resonators; fibre optic sensors; gold; micro-optomechanical devices; micromechanical resonators; nanophotonics; nanowires; surface plasmon resonance; whispering gallery modes; Au; evanescent-wave sensor; high-Q dielectric microresonator; nanowire fragment; optical fiber tapper; spatially localized enhanced evanescent coupling; surface plasmon resonance; wavelength 1550 nm; whispering-gallery mode; Electrodes; Gold; Microcavities; Optical fibers; Optical resonators; Optical scattering; Optical surface waves; Plasmons; Resonance; Whispering gallery modes; (240.3990) Micro-optical devices; (240.6680) Surface plasmons; (250.5403) Plasmonics; (310.6628) Subwavelength structures, nanostructures;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
