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Show Table 4 - Species Grouped by Infrared Region NO, CO2 1900 - 1920 cm-1 5.2 - 5.25 ~m N02, H2O 1600 - 1 620 cm-1 6.15 - 6.25 ~m HN03, CH4, S02, S03, 1300 - 1450 cm-1 6.9 - 7.7 ~m NMHC(C2H4) NMHC(C2H2) 730 cm-1 13.7 ~m OH 3460 cm-1 2.89 ~m CO, N20 2170 - 2210 cm-1 4.5 - 4.6 ~m Conclusions In summary, this paper has presented a brief view of the techniques and results of estimation of the feasibility of optical absorption measurements on combustion gas streams. There is every reason to expect that these techniques, using tunable and fIxed frequency infrared lasers and FTIR and DOAS spectrometer systems, will find increasing application in the future. References 1. R. K. Hanson, P. A. Kuntz, and C. H. Kruger, Appl. Opt. lQ, 2045 (1977). 2. R. K. Hanson and P. K. Falcone, Appl. Opt. 11, 2477 (1978). 3. W. Cheng and F. Bien, AIAA Joumal19, 1071 (1980). 4. R. K. Hanson, Appl. Opt. 12, 482 (1980). 5 . H. S. Lowry, III, C. 1. Fisher, and H. C. Walker, Jf., AEDC-TR-82-14, June 1982. 6. S. M. Schoenung and R. K. Hanson, Proc. 19th Symp. (Inti.) on Combustion, The Combustion Institute, 1982, p.449. 7. S. M. Schoenung and R. K. Hanson, Appl. Opt. 21, 1767 (1982). 8. K. Knapp and R. K. Hanson, Appl. Opt. 22, 1980 (1983). 9. S. M. Schoenung and R. K. Hanson, Comb. Sci. Tech. 24, 227 (1987). 10. B. Rosier, P. Gicquel, and D. Henry, Appl. Opt. 27,360 (1988). 11. X. Ouyang, P. L. Varghese and 1. R. Howell, Environmental and Process Monitoring Technologies, Proc. SPIE 1637, January 1992. 12. P. K. Falcone, R. K. Hanson and C. H. Kruger, Comb. Sci. Tech. 35, 81 (1983). 13. J. A. Silver, D. S. Bomse and A. C. Stanton, Appl. Opt. 30, 1505 (1991). 14. B. Rosier, R. Gicquel, D. Henry and D. Coppalle, Rech. Aerosp. 1988, 45, (1988). 12 |