Prospects for fibre-optic evanescent-field gas sensors using absorption in the near-infrared

Sensors and Actuators, B: Chemical

Volumn 38, Issue 1-3, 1997, Pages 42-47

  Stewart, George ^a   Jin, W ^b   Culshaw, B ^a  

^a UNIVERSITY OF STRATHCLYDE   (United Kingdom)

^b HONG KONG POLYTECHNIC UNIVERSITY   (Hong Kong)

Author keywords

D fibre sensors; Evanescent field sensors; Methane sensors; Optical fibre gas sensors

Indexed keywords

BIREFRINGENCE; DISTRIBUTED FEEDBACK LASERS; GAS ABSORPTION; METHANE; SOL-GELS;

D FIBER SENSORS; EVANESCENT-FIELD SENSORS;

FIBER OPTIC CHEMICAL SENSORS;

EID: 0030687796     PISSN: 09254005     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0925-4005(97)80169-4     Document Type: Article

References (12)

1. 4 gas by near infrared absorption, Appl. Phys. B, 38 (1985) 11-15.
2. K. Uehara and H. Tai, Remote detection of methane with a 1.66 μm diode laser, Appl. Opt., 31 (1992) 809-814.
3. H. Tai, K. Yamamoto, M. Uchida, S. Osawa and K. Uehara, Long distance simultaneous detection of methane and acetylene by using diode lasers coupled with optical fibres, IEEE Photon. Technol. Lett., 4 (1992) 804-807.
4. V. Weldon, J. O'Gorman, P. Phelan and T. Tanbun-Ek, Gas sensing with λ = 1.57 μm distributed feedback laser diodes using overtone and combination band absorption, Opt. Eng., 33 (1994) 3867-3870.
5. F.A. Muhammad and G. Stewart, D-shaped optical fibre design for methane gas sensing, Electron. Lett., 28 (1992) 1205-1206.
6. G. Stewart and B. Culshaw, Optical waveguide modelling and design for evanescent field chemical sensors, Opt. Quantum Electron., 26 (1994) 249-259.
7. F.A. Muhammad, G. Stewart and W. Jin, Sensitivity enhancement of D-fibre methane gas sensor using high index overlay, IEE Proc., 140 (1993) 115-118.
8. 2 sol-gel films for optical chemical sensor applications, Int. J. Optoelectron., 9 (1994) 235-241.
9. W. Jin, G. Stewart, B. Culshaw, S. Murray and D. Pinchbeck, Absorption measurement of methane gas with a broadband light source and interferometric signal processing, Opt. Lett., 18 (1993) 1364-1366.
10. W. Jin, G. Stewart, B. Culshaw, S. Murray, M. Wilkinson and J.O.W. Norris, Performance limitation of fibre optic methane sensors due to interference effects, J. Lightwave Technol., 14 (1996) 760-769.
11. W. Jin, G. Stewart, M. Wilkinson, B. Culshaw, F. Muhammad, S. Murray and J.O.W. Norris, Compensation for surface contamination in a D-fibre evanescent wave methane sensor, J. Lightwave Technol., 13 (1995) 1177-1183.
12. W. Jin, G. Stewart and B. Culshaw, A liquid contamination detector for D-fibre sensors using white light interferometry, Meas. Sci. Technol., 6 (1995) 1471-1475.