Slow Fluorescence and Fast Intersystem Crossing -The Xanthone Anomaly
Björn Heinz, B. Schmidt, C. Root, Helmut Satzger, F. Milota, Beat Fierz, Thomas Kiefhaber, Wolfgang Zinth, Peter Gilch
Abstract
Björn Heinz, B. Schmidt, C. Root, Helmut Satzger, F. Milota, Beat Fierz, Thomas Kiefhaber, Wolfgang Zinth, Peter Gilch
Abstract
Intersystem crossing of xanthone in protic solvents proceeds within ~ 1 ps, whereas its fluorescence decays within 60-600 ps. This is due to a delayed fluorescence from a 3nπ* state energetically close to the 1ππ* state.
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Intersystem crossing of xanthone in protic solvents proceeds within ~ 1 ps, whereas its fluorescence decays within 60-600 ps. This is due to a delayed fluorescence from a 3nπ* state energetically close to the 1ππ* state.
Key concepts: Intersystem crossing, Xanthone, Fluorescence, Photochemistry, Anomaly (physics), Chemistry, Physics, Chemical physics