Abstract
Lines of theQ-branch of vibrational rotational spectra are distinguished fromP(R)-lines by light induced anisotropy in absorbing gases. We report, for the first time, on experiments using a linearly polarized saturation beam. A CO2-laser was employed to investigate the molecule SF6.
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References
V.S. Letokhov, V.P. Chebotayev:Nonlinear Laser Spectroscopy, Springer Series in Optical Sciences, Vol. 4 (Springer, Berlin, Heidelberg, New York 1977)
C. Wieman, T.W. Hänsch: Phys. Rev. Lett.36, 1170–1173 (1976)
V. Stert, R. Fischer, E. Meisel, H.-H. Ritze: Kvantovaya Elektronika4, 2620–2624 (1977)
M. Sargent III: Phys. Rev. A14, 524–527 (1976)
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Paper given in parts at the 10th Intern. Conf. on Quantum Electronics, Atlanta, GA (1978).