Excited State Intramolecular Proton Transfer in π-Expanded Phenazine-Derived Phenols Piechowska, Joanna ; Virkki, Kirsi ; Sadowski, Bartłomiej ; Lemmetyinen, Helge ; Tkachenko, Nikolai V. ; Gryko, Daniel T. Abstract Publication: Journal of Physical Chemistry A Pub Date: January 2014 DOI: 10.1021/jp411395c Bibcode: 2014JPCA..118..144P