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| Education | 
| 1966-1969 | Ph.D.studies at the University of Vienna, Austria. Thesis: Analysis of band spectra, and a HMO parameter set for hetero atoms
  derived from UV spectra, supervisor Prof. O. E. Polansky.
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| 1961-1966 | University studies: University of Vienna, Austria. | 
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| Appointments | 
| since 2008 | Visiting Scientist at the Institute of Organic Chemistry and Biochemisty ASCR, Prague. | 
| 1980-2008 | Professor of Chemistry at the Institute of Theoretical Chemistry, University of Vienna. | 
| 2006-2008 | Vice-director of the Institute for Theoretical Chemistry. | 
| 2000-2001 | Chairman of the Austrian Chemical Physical Society. | 
| 1992-1996 | Director of the Institute for Theoretical Chemistry and Radiation Chemistry. | 
| 1995 | Visiting Scientist at the Chiba University, Chiba, and the Institute for Molecular Science, Okazaki, Japan. | 
| 1993-1995 | Head of the section for Vienna, Lower Austria and Burgenland of the Austrian Chemical Society. | 
| 1987, 1990, 1993, 1996, 1999, 2001 and 2002 | Visiting Scientist at the Argonne National Laboratory, Argonne, Ill., USA. | 
| 1980 | Visiting Professor at The Ohio State University, Columbus, Ohio, USA. | 
| 1976-1980 | Assistent Professor at the Institute for Theoretical Chemistry and Radiation Chemistry, University of Vienna. | 
| 1976 | Habilitation in Theoretical Chemistry at the University of Vienna. | 
| 1972-1974 | Postdoctoral stay with Prof. W. Kutzelnigg at the University of Karlsruhe with Humboldt fellowship. | 
| 1969-1976 | Assistent at the Institute for Theoretical Chemistry and Radiation Chemistry, University of Vienna. | 
| 1968-1969 | Teaching Assistent at the Institute for Theoretical Chemistry and Radiation Chemistry, University of Vienna. | 
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| Awards and Fellowhisps | 
| 1971 | Award from the Theodor-Koerner Foundation. | 
| 1980 | Sandoz Prize for Chemistry. | 
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| Teaching | 
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Theoretical ChemistryIntermolecular InteractionsPhotochemistryNonadiabatic Interactions | 
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| Research interest | 
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Multireference configuration interaction based on the COLUMBUS program systemExcited StatesPhotodynamics and PhotostabilityEnvironmental effects and hydrogen bondsModeling adsorption processes in soils |