Title :
Ultrasensitive on-chip photonic crystal nanobeam sensor using optical bistability
Author :
Quan, Qimin ; Vollmer, Frank ; Burgess, Ian B. ; Deotare, Parag B. ; Frank, Ian W. ; Sindy ; Tang, K.Y. ; Illic, Rob ; Loncar, Marko
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
An ultrasensitive nonlinear cavity sensing method is proposed and demonstrated, in which the detection limit is not bounded by the quality factor of the cavity. 10mg/dL glucose concentration and 100aM BSAmolecules are detected.
Keywords :
optical bistability; optical sensors; photonic crystals; optical bistability; ultrasensitive nonlinear cavity sensing method; ultrasensitive on-chip photonic crystal nanobeam sensor; Cavity resonators; Laser stability; Nonlinear optics; Optical bistability; Optical device fabrication; Optical sensors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
