Gas detection by cavity ring-down absorption with a fibre optic amplifier loop

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 4577, Issue , 2001, Pages 25-31

  Atherton, K ^a   Stewart, G ^a   Culshaw, B ^a  

^a UNIVERSITY OF STRATHCLYDE   (United Kingdom)

Author keywords

Gas detection; Optical fibre sensors; Ring down spectroscopy

Indexed keywords

CAVITY RESONATORS; DOPING (ADDITIVES); ERBIUM; LIGHT ABSORPTION; LIGHT AMPLIFIERS; OPTICAL FIBERS; SENSITIVITY ANALYSIS;

FIBRE OPTIC AMPLIFIER LOOP; GAS DETECTION; RING DOWN SPECTROSCOPY;

FIBER OPTIC SENSORS;

EID: 0035779206     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.455741     Document Type: Conference Paper

References (9)

1. G. Stewart, C. Tandy, D. Moodie, M. A. Morante and F. Dong, "Design of a fibre optic multi-point sensor for gas detection", Sensors and Actuators B, 51, 227, 1998.
2. B. Culshaw, G. Stewart, F. Dong, C. Tandy and D. Moodie, "Fibre optic techniques for remote spectroscopic methane detection - from concept to system realisation," Sensors and Actuators B, 51, 25, 1998.
3. G. Stewart, A. Mencaglia, W. Philp and W. Jin, "Interferometric noise in a fibre optic methane sensor with wavelength modulation of the DFB laser source", J. Lightwave Techn., 16, 1, 43, 1998.
4. A. O'Keefe and D. A. G. Deacon, "Cavity ring-down optical spectrometer for absorption measurements using pulsed laser sources", Rev. Sci. Instrum., 59, 12, 2544, 1988.
5. D. Romanini, A. A. Kachanov and F. Stoeckel, "Diode laser cavity ring down spectroscopy", Chem. Phys. Letts., 270, 538, 1997.
6. R. Engeln, G. von Helden, G. Berden and G. Meijer, "Phase shift cavity ring down absorption spectroscopy", Chem. Phys. Letts., 262, 105, 1996.
7. G. Stewart, K. Atherton, H. Yu and B. Culshaw, "An investigation of an optical fibre loop for intra-cavity and ring-down cavity loss measurements", Meas. Sci. Technol., 12, 843, 2001.
8. M. Zirngibl, "Gain control in erbium-doped fibre amplifier by an all-optical feedback loop", Electronics Letts., 27, 7, 560, 1991.
9. J. Ye, L.-S. Ma and J. L. Hall, "Ultrasensitive detections in atomic and molecular physics: demonstration in molecular overtone spectroscopy", J. Opt. Soc. Am. B, 15, 1, 6, 1998.