[1] [1] R.M. Mihalcea, D.S. Baer, R.K. Hanson. Diode laser sensor for measurements of CO, CO2, and CH4 in combustion flows[J]. Appl. Opt., 1997, 36(33): 8745～8752

[2] [2] D.M. Sonnenfroh , M.G. Allen. Observation of CO and CO2 absorption near 1.57 mm with an external-cavity diode laser[J]. Appl. Opt., 1997, 36(15): 3298～3300

[3] [3] Chen Dong , Liu Wenqing , Zhang Yujun, et al.. Tunable diode laser spectroscopy system for fire gases sensing[J]. Chinese J . L asers, 2006, 33(11): 1552～1556

[4] [4] Kan Ruifeng, Liu Wenqing, Zhang Yujun et al.. Infrared absorption spectrometer of monitoring ambient methane[J]. Acta Optica Sinica, 2006, 26(1): 67～70

[5] [5] M.E. Webber, D.S. Baer, R.K. Hanson. Ammonia monitoring near 1.5 mm with diode-laser absorption sensors[J]. Appl.Opt., 2001, 40(12): 2031～2042

[6] [6] X. Zhou, X. Liu, J.B. Jeffries et al.. Development of a sensor for temperature and water concentration in combustion gases using a single tunable diode laser[J]. Measur. Sci. and Technol., 2003, 14: 1459～1468

[7] [7] J.T.C. Liu, J.B. Jeffries, R.K. Hanson. Wavelength modulation absorption spectroscopy with 2f detection using multiplexed diode lasers for rapid temperature measurements in gaseous flows[J]. Appl. Phys. B, 2004, 78: 503～511

[8] [8] Wang Jian, Huang Wei, Gu Haitao et al.. Gas temperature measurement with tunable diode laser absorption spectroscopy[J]. Acta Optica Sinica, 2007, 27(9): 1639～1642

[9] [9] L.S. Rothman, C.P. Rinsland, A. Goldman et al.. The HITRAN molecular spectroscopic database and HAWKS (HITRAN atmospheric workstation)：1996 edition[J]．J. of QS & RT,1998,60(5)：665～710

[10] [10] J. Reid, D. Labrie. Second harmonic detection with tunable diode lasers-Comparison of experiment and theory[J]. Appl. Phys. B, 1981, 26: 203～210