Dynamics of a photochromic spiropyran under aqueous conditions
1 Institute of Physical and Theoretical Chemistry Goethe-Universität, 60438 Frankfurt/Main, Germany
2 Institute for Organic Chemistry and Chemical Biology, Buchmann Institute for Molecular Life Sciences, Cluster of Excellence Macromolecular Complexes, Goethe University Frankfurt, 60438 Frankfurt/Main, Germany
The dynamics of a water soluble spiropyran is investigated by means of femtosecond transient absorption spectroscopy in the visible and infrared spectral range revealing an ultrafast reversible switching behavior under aqueous conditions with a high fatigue resistance.
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