Source-noise limitation of fiber-optic methane sensors
- 1 May 1995
- journal article
- Published by Optica Publishing Group in Applied Optics
- Vol. 34 (13) , 2345-2349
- https://doi.org/10.1364/ao.34.002345
Abstract
The effect of source (LED) noise on the sensitivity of fiber-optic methane sensors is discussed. Once the source is dominant, the system sensitivity cannot be improved by increasing the source power further.Keywords
This publication has 6 references indexed in Scilit:
- Absorption measurement of methane gas with a broadband light source and interferometric signal processingOptics Letters, 1993
- Evanescent wave methane detection using optical fibresElectronics Letters, 1992
- Remote detection of methane with a 166-μm diode laserApplied Optics, 1992
- Remote sensing of methane gas by differential absorption measurement using a wavelength tunable DFB LDIEEE Photonics Technology Letters, 1991
- Source-induced noise in optical systems driven by low-coherence sourcesJournal of Lightwave Technology, 1990
- Analysis of optical phase noise in fiber-optic systems employing a laser source with arbitrary coherence timeJournal of Lightwave Technology, 1986