Femtosecond spectroscopy reveals a picoscond electron transfer from the substituent onto the naphthalene bisimide chromophore. This process quenches the fluorescence and switches the conduction properties. The behavior strongly depends on details of the core-substitution.
© 2007 Optical Society of America
P. Krok, S. Lochbrunner, A. Blaszczyk, M. Mayor, and E. Riedle, "Naphthalene Bisimides on the Way to Opto-Electronic Devices," in Frontiers in Optics 2007/Laser Science XXIII/Organic Materials and Devices for Displays and Energy Conversion, OSA Technical Digest (CD) (Optical Society of America, 2007), paper FWA4.
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