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The fluorescence spectra of seven phenazines (two belonging to the C2h point group, two to the C2v point group, two to the Cs point group and one to the C1 point group) in organic solvents of varying polarity show a bathochromic shift in all cases. Fluorescence quantum yields increase as the polarity of the solvent increases for the C2h and the Cs compounds, however, no appreciable changes are noted...
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