Two-photon excitation spectra and cross sections are compared for phenylacetylene dendrimers of different generation. The effect on the two-photon cross section of incorporating donor/acceptor pairs in the dendrimer structure is also studied.
© 2004 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4710) Nonlinear optics : Optical nonlinearities in organic materials
(300.0300) Spectroscopy : Spectroscopy
(300.6420) Spectroscopy : Spectroscopy, nonlinear
J. S. Melinger, D. McMorrow, W. T. Lotshaw, Y. Pan, and Z. Peng, " Two-photon absorption in conjugated phenylacetylene dendrimers with unsymmetrical branching," in Nonlinear Optics: Materials, Fundamentals and Applications, Technical Digest (CD) (Optical Society of America, 2004), paper WD13.
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