Overlay against wavelength of spectral calibration, cross section of anti-Stokes rotational Raman scattering lines and Rayleigh scattering line.
(a) Published measurements of Rayleigh scattering cross section for and Ar at frequency doubled Nd:YAG laser and ruby laser wavelength. Extrapolation to Nd:YAG fundamental ; (b) expanded view in the vicinity of .
Overlay of measured by Rayleigh scattering in and Ar: laser 1 on top panel, laser 2 at bottom panel. Measurements made at .
(a) Evaluation of square of nitrogen polarizability anisotropy at using data from lasers 1 and 2. (b) Published and measured values of against wavelength: a, c, d from Ref. 2, b from Ref. 10, e from Ref. 3; f, present estimate at .
Overlay of measured by Raman and Rayleigh scattering in : laser 1 on top panel, laser 2 at bottom panel. Measurements made with the 1048, 1058, and spectral channels.
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