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Vardeny, Zeev Valentine; Ehrenfreund, Eitan A. | Dispersion of resonant Raman scattering in ∏-conjugated polymers: role of the even parity excitons | Resonant Raman scattering dispersion of the most strongly coupled phonon frequencies with the excitation laser photon energy is measured in terms of a dispersion rate parameter D and quantified in a variety of p conjugated polymer films. D was found to be large in nonluminescent polymers and small i... | Resonant raman scattering; Even parity excitons | 1997-09 |