Title :
Plasmonic heating and temperature-sensing in the terahertz regime - Thermometry and imaging
Author :
Naccache, Rafik ; Mazhorova, Anna ; Clerici, Matteo ; Razzari, Luca ; Vetrone, Fiorenzo ; Morandotti, Roberto
Author_Institution :
Inst. Nat. de la Rech. Sci. - Energie, Mater. et Telecommun., Univ. du Quebec, Varennes, QC, Canada
Abstract :
Resonant near-infrared excitation induces localized heating of colloidal gold nanorod dispersions. We show that detection and imaging are possible using Terahertz (THz) waves, which possess absorption and refractive indices sensitive to water temperature change.
Keywords :
colloidal crystals; gold; nanorods; refractive index; temperature measurement; temperature sensors; terahertz wave detectors; Au; Imaging; absorption; colloidal gold nanorod dispersions; localized heating; plasmonic heating; refractive indices; resonant near-infrared excitation; temperature sensing; terahertz regime; terahertz waves; thermometry; water temperature change; Absorption; Gold; Heating; Imaging; Plasmons; Temperature measurement; Temperature sensors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
