Nonlinear Raman spectroscopy of ground-state intermolecular vibrations in benzene complexes

1993 ◽  
Vol 97 (19) ◽  
pp. 4882-4886 ◽  
Author(s):  
Vincent A. Venturo ◽  
Peter M. Felker
1999 ◽  
Vol 110 (23) ◽  
pp. 11264-11276 ◽  
Author(s):  
Wousik Kim ◽  
Mark W. Schaeffer ◽  
Soohyun Lee ◽  
James S. Chung ◽  
Peter M. Felker

1957 ◽  
Vol 35 (6) ◽  
pp. 730-741 ◽  
Author(s):  
B. P. Stoicheff

The pure rotational lines and the Q branch lines of the 1–0 vibrational bands of H2, HD, and D2 have been photographed with a 21 ft. grating spectrograph. From these spectra, a complete set of constants for the ν = 0 and 1 levels of all three molecules have been determined. When these constants are combined with Herzberg's results of the forbidden infrared spectra of H2 and HD they lead to improved values of the electronic ground state constants of H2 and HD. The leading terms in the Dunham power series expansion of the potential are calculated for H2 and HD and are found to be mutually consistent. The isotopic relations are obeyed within experimental accuracy, and the small constants De, Be, and He, are in agreement with values given by theoretical formulae.


1959 ◽  
Vol 37 (6) ◽  
pp. 703-721 ◽  
Author(s):  
J. M. Dowling ◽  
B. P. Stoicheff

The pure rotational Raman spectra of C2H4 and C2D4 were photographed in the second order of a 21-ft grating. The resolution achieved was such that several lines due to single transitions were observed (and identified) in the spectra of both molecules. An analysis of these lines based on the non-rigid asymmetric top yielded the following rotational constants for the ground states:[Formula: see text]The structural parameters obtained from these constants are r0(C=C) = 1.339 ± 0.002 Å, r0(C—H) = 1.086 ± 0.003 Å, and [Formula: see text]. These values are in agreement with the recent preliminary results of the electron diffraction data. There is also agreement between the above values and those obtained from a recent study of the rotation–vibration spectra of C2H4 and C2D4, although the agreement between the ground state rotational constants is not as satisfactory.


1995 ◽  
Vol 241 (5-6) ◽  
pp. 603-610 ◽  
Author(s):  
Patrick M. Maxton ◽  
Mark W. Schaeffer ◽  
Peter M. Felker

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