Design of molecules with large two-photon absorptivities

  • M. Rumi
  • , J. E. Ehrlich
  • , A. A. Heikal
  • , J. Fu
  • , S. Barlow
  • , M. D. Levin
  • , L. Erskine
  • , D. McCord-Maughon
  • , H. Rockel
  • , G. Subramanian
  • , S. Thayumanavan
  • , J. W. Perry
  • , S. R. Marder
  • , T. Kogej
  • , D. Beljonne

Research output: Contribution to conferencePaperpeer-review

Abstract

The guidelines for the design of both centrosymmetric and bipolar chromophores with large two-photon absorptivities are developed, based upon theoretical, synthetic, and nonlinear spectroscopic studies. Theoretical studies were performed on a donor-acceptor stilbene in which the ground-state polarization is varied by application of an electric field. An optimal value of ground-state polarization is present at which δ for the lowest lying strong two-photon transition was optimized. This condition was met when the molecule had roughly the correct degree of ground-state polarization required to maximize the first hyperpolarizability.

Original languageEnglish (US)
Pages37-38
Number of pages2
StatePublished - 1998
EventProceedings of the 1998 International Quantum Electronics Conference - San Francisco, CA, USA
Duration: May 3 1998May 8 1998

Other

OtherProceedings of the 1998 International Quantum Electronics Conference
CitySan Francisco, CA, USA
Period5/3/985/8/98

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