Cyclic and linear photoionizations of acridine derivatives and xanthone investigated by nanosecond laser flash photolysis [Elektronische Ressource] / von Belal Hussein Mohamed Hussein

Cyclic and linear photoionizations of acridine derivatives and xanthone investigated by nanosecond laser flash photolysis Dissertation zur Erlangung des akademischen Grades Doctor rerum naturalium (Dr. rer. nat.) vorgelegt der Mathematisch-Naturwissenschaftlich-Technischen Fakultät (mathematisch-naturwissenschaftlicher Bereich) der Martin-Luther-Universität Halle-Wittenberg von Herrn M.Sc. Belal Hussein Mohamed Hussein geb. am 02.01.1970 in Egypt Gutachter: 1. Prof. Dr. Martin Goez, Halle 2. Prof. Dr. Hans-Gerd Löhmannsröben, Universität Potsdam Halle (Saale), 2005 Datum der Verteidigung: 06.12.2005 urn:nbn:de:gbv:3-000010143[http://nbn-resolving.de/urn/resolver.pl?urn=nbn%3Ade%3Agbv%3A3-000010143] Contents Contents 1. Introduction ...............................................................................1 Part I Experimental methodology and theoretical analysis.........5 2. Experimental section.................................................................6 2.1. Steady-state measurements .................................................................................... 6 2.2. Laser flash photolysis............................................................................................. 6 2.3. Materials................................................................................................................. 8 2.4. Determination of triplet-triplet extinction coefficients ........