A reflection principle in continuum resonance Raman scattering
β Scribed by E. Kolba; J. Manz; H.-J. Schreier; I. Trisca
- Publisher
- Elsevier Science
- Year
- 1992
- Tongue
- English
- Weight
- 641 KB
- Volume
- 189
- Category
- Article
- ISSN
- 0009-2614
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β¦ Synopsis
We present new aspects in time-dependent theory of continuum resonance Raman scattering. Here, in the Condon approximation, the scattering tensor depends on the overlap (11 i(t) ) of the initial 1 i) and final Ifi vibrational states on the electronic ground state, the former propagated on the potential energy surface of the relevant electronically excited state. We show that the nodal structures of the spatial or momentum representations of 1 i) or Ifi are mapped, in part, on corresponding oscillatory patterns of the fundamental overlap (fl i(t) ). The phenomenon is complementary to previous reflection principles in molecular spectroscopy, where e.g. the nodal structures of 1 i) are mapped on the populations of Ifi.
π SIMILAR VOLUMES
It is shown that the excitation profiles of the various Stokes vibrational transitions show the same nodal structure as the initial wavefunctions of the continuum resonance Raman scattering process and hence indicate a reflection principle derived earlier theoretically by others. Continuum resonance
An inversion method is presented for diatomic potential curves of electronically excited states which are the intermediate states for continuum resonance Raman scattering processes. Assuming a parametric form of the potential, the parameters are directly given as a function of certain frequencies wh