Title :
Nanoparticle detection and characterization using optical microresonators
Author :
Knittel, Joachim ; Swaim, Jon D. ; Brawley, George ; Taylor, Michael A. ; Bowen, Warwick P.
Author_Institution :
Sch. of Math. & Phys., Univ. of Queensland, Brisbane, QLD, Australia
fDate :
Aug. 28 2011-Sept. 1 2011
Abstract :
We discuss methods to characterize single nanoparticles simultaneously by polarisability, refractive index and mass using toroidal microresonators. A new technique to determine the refractive index via mode-splitting allows us to size the nanoparticles.
Keywords :
micro-optics; micromechanical resonators; nanoparticles; nanophotonics; refractive index; mode-splitting; nanoparticle detection; optical microresonators; polarisability; refractive index; toroidal microresonators; Microcavities; Nanoparticles; Optical interferometry; Refractive index; Resonant frequency; Sensors;
Conference_Titel :
Quantum Electronics Conference & Lasers and Electro-Optics (CLEO/IQEC/PACIFIC RIM), 2011
Conference_Location :
Sydney, NSW
Print_ISBN :
978-1-4577-1939-4
DOI :
10.1109/IQEC-CLEO.2011.6193921
