Title :
Improved detection of nanomechanical motion using a coupled microtoroid-interferometer system
Author :
Brawley, G.A. ; Knittel, J. ; Bowen, W.P.
Author_Institution :
Sch. of Math. & Phys., Univ. of Queensland, Brisbane, QLD, Australia
fDate :
Aug. 28 2011-Sept. 1 2011
Abstract :
Using a microtoroid coupled to a fibre interferometer, we present experimental results demonstrating noise suppression in the measurement of kHz-range nanomechanical vibration of a microcantilever. Noise power was seen to be suppressed by up to 19dB.
Keywords :
cantilevers; fibre optic sensors; light interferometers; nanoelectromechanical devices; optical noise; vibrations; coupled microtoroid interferometer system; fibre interferometer; microcantilever; nanomechanical motion detection; nanomechanical vibration; noise suppression; Laser noise; Measurement by laser beam; Optical fibers; Optical interferometry; Sensitivity; Signal to noise ratio;
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.2011.6194014
