A spectroscopic detection of molecular dispersion based on frequency-chirped laser is presented. Unlike non-linear direct absorption methods yielding line saturation, this method provides linear signal response and accuracy over a wide range of sample concentrations.
© 2010 The Optical Society
K. Franz, D. Weidmann, and G. Wysocki, "High Dynamic Range Laser Dispersion Spectroscopy of Saturated Absorption Lines," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper CMJ4.
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