Title :
A stabilized fiber laser for low frequency, high resolution sensing
Author :
Lam, Timothy T Y ; Mow-Lowry, Conor M. ; Chow, Jong H. ; McClelland, David E. ; Littler, Ian C M
Author_Institution :
Centre for Gravitational Phys., Australian Nat. Univ., Canberra, ACT, Australia
Abstract :
A stabilized fiber laser is presented for low frequency, sensing applications. Suppression of noise to 15 fepsiv/radicHz (2 Hz/radicHz) is demonstrated at 60 Hz. For a 20 mm sensor, displacement sensitivity of 0.3 fm/radicHz is expected.
Keywords :
fibre lasers; fibre optic sensors; laser frequency stability; measurement by laser beam; strain measurement; strain sensors; all-optical strain sensing; displacement sensitivity; low-frequency high-resolution sensing; noise suppression; size 20 mm; stabilized fiber laser; Capacitive sensors; Fiber lasers; Frequency; Interferometers; Laser noise; Laser stability; Optical fiber sensors; Optical interferometry; Optical noise; Optical sensors; 060.2370 Fiber optics sensors; 060.3510 Lasers, fiber;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
