Title :
Detection and sizing of single nanoparticles by mode splitting in an optical microresonator
Author :
Zhu, Jiangang ; Ozdemir, Sahin Kaya ; Xiao, Yun-Feng ; Li, Lin ; He, Lina ; Chen, Da-Ren ; Yang, Lan
Author_Institution :
Dept. of Electr. & Syst. Eng., Washington Univ., St. Louis, MO, USA
Abstract :
We demonstrate detection and sizing of single nanoparticles down to 30 nm by monitoring the mode splitting induced by a nanoparticle in an ultra-high quality factor (UHQ) microtoroid. Theory and methods are discussed.
Keywords :
Biomedical optical imaging; Microcavities; Nanoparticles; Optical polarization; Optical resonators; Optical scattering; Optical sensors; Particle scattering; Rayleigh scattering; Resonance light scattering;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
