| Feb. 16, 1945 | born in Nobitz/Altenburg (Thueringen, Germany); married to Elisabeth Arnold (since 1971) two children: Agnes Franziska (born Nov. 11, 1980) und Felix Johannes (born May 8, 1983) |
| 1951 - 1954 | Elementary Schools in Winsen/Aller, Meissen and Celle |
| 1954 - 1963 | Secondary Schools in Celle, Lueneburg and Karlsruhe |
| since Apr. 1963 | Beginning of the study of chemistry at the University of Karlsruhe |
| Sept. 29, 1967 | Diploma |
| June 9, 1972 | Dissertation (Ph.D.) "Vapor pressure, density, and electrical conductivity of pure ammonium chloride up to the critical point" (supervisor: Professor E. U. Franck) |
| June 28, 1978 | Habilitation in "Physical Chemistry" "Quantitative infrared spectroscopy up to high pressures and temperatures – Investigations into ethene polymerization via this novel method" |
| Oct. 1, 1978 | Heisenberg Fellow of the German Science Foundation (DFG) |
| Apr. 1, 1981 | Professor for Applied Physical Chemistry at the University of Goettingen |
| since 1984 | Subproject manager in special research fields (SFB's): until 1992 in SFB 93 “Photochemistry with Lasers” since 1993 in SFB 357 “Molecular Mechanisms of Unimolecular Processes” |
| Mar. 6, 1989 | “Carl Duisberg Memorial Award” of the German Chemical Society (GDCh) |
| Apr. 1989 - Mar. 1991 | Dean of the Faculty of Chemistry, Universtity of Goettingen |
| Oct. 1990 - Sept. 2000 | Speaker of the Graduate School “Kinetics and Selectivity of Chemical Processes in condensed fluid phase” |
| Nov. 23, 1990 | DECHEMA Award |
| Dec. 23, 1993 | Full professorship for Technical Chemistry at the University of Dortmund (offered) |
| since Jan. 1995 | Member of the Editorial Board of the journals "High Pressure Research" and "The Journal of Supercritical Fluids" |
| Apr. 1995 | Professorship of “Technical and Macromolecular Chemistry” at the Georg-August-University of Goettingen was offered |
| May 1995 | Position of a Director at the Institute for Technical Chemistry at the Research Center Karlsruhe offered, in conjunction with a full professorship for Technical Chemistry at the University of Heidelberg |
| 1995 - 1997 | Member of the standing committee of the German Bunsen Society for Physical Chemistry |
| Sept. 1, 1995 | Full professor for Technical and Macromolecular Chemistry at the University of Goettingen |
| since Jan. 1996 | Chair of the IUPAC-Working Party "Modeling of Kinetics and Processes of Polymerization"; 1997 to 2001 and again since Jan. 2004 Titular Member of IUPAC, Chairman of the “Subcommittee on Modeling of Polymerization Kinetics and Processes” |
| 1997 - 2001 | Titular Member of the International Union of Pure and Applied Chemistry (IUPAC) |
| since 1997 | Trustee of the “Fonds der Chemischen Industrie” at the Georg-August-University of Goettingen |
| since Jan. 1997 | Member of the Editorial Board of the "Journal of Macromolecular Science - Reviews in Macromolecular Chemistry and Physics" |
| Apr. 1998 - Mar. 2000 | Director of the Institue of Physical Chemistry at the Georg-August-University of Goettingen |
| since Jan. 1999 | Initiator and coordinator of the European Graduate School “Microstructural Control in Free-Radical Polymerization” together with the universities of Amsterdam (NL), Clausthal (D) and Eindhoven (NL) |
| 2000 - 2003 | Elected referee of the German Science Foundation (DFG) |
| since Jan. 2000 | Member of the Goettingen Academy of Sciences |
| since Jan. 2000 | Technical consultant for expert services for Physical and Theoretical Chemistry to the German Science Foundation (DFG) |
| since Jan. 2000 | Chairman of the “Commission on Polymer Characterization and Properties” of the Macromolecular Division of the IUPAC |
| Nov. 2000 | Appointment to the chairman of the DECHEMA task force “Technical Reactions” (administration in collaboration with Prof. A. Renken) |
| since 2002 | Referee to the Max Buchner Research Foundation |
| since 2002 | Member of the council of professors of the Goettingen Graduate School “Spectroscopy and Dynamics of Molecular Aggregates, Chains, Coils and Networks” |
| since 2003 | Titular Member of the Macromolecular Division of the IUPAC |
| since 2004 | Member of the Central Selection Committee of the Alexander von Humboldt Foundation |
| May 18, 2007 | Bunsen Votive Medal of the German Bunsen Society for Physical Chemistry |
| Nov. 15, 2007 | Hermann F. Mark Medal of the Austrian Research Institute for Chemistry and Engineering |
| Jan. 2008 | Vice president of the Polymer Division of the International Union of Pure and Applied Chemistry (IUPAC) |
