| 2015 | Appointment of a second institute professorship: Prof. Dr. G. Steinhauser |
| 2012 | Head of the Institute for Radioecology and Radiation Protection by Prof. Dr. C. Walther |
| 2010 | The Centre for Radiation Protection and Radioecology (ZSR) is renamed the Institute for Radioecology and Radiation Protection (IRS). |
| 2007 | Takeover of Villa Maatsch for use by the Centre for Radiation Protection and Radioecology |
| 1994 | Merger of the Central Facility for Radiation Protection (ZfS), the Lower Saxony Institute for Radioecology (NIR) and the Isotope Laboratory of the University of Hanover into the Centre for Radiation Protection and Radioecology (ZSR) under the direction of Prof. Dr. R. Michel. |
| 1991-96 | Head of the Institute of Biophysics and Isotope Laboratory by Prof. Dr. R. Hedrich |
| 1985-91 | Head of the Institute of Biophysics and Isotope Laboratory by Prof. Dr. E.G. Niemann |
| 1985 | Emeritus of Prof. Dr.-Ing. Glubrecht |
| 1984 | Foundation of the Lower Saxony Institute for Radioecology (NIR) at the University of Hanover, headed by Prof. Dr. W. Kühn |
| 1973 | Renaming as Institute of Biophysics and Isotope Laboratory |
| 1970 | Prof. Dr.-Ing Glubrecht becomes Director of the Institute for Radiation Research and the Isotope Laboratory |
| 1967 | Foundation of the External Institute for Radiation Botany of the Society for Radiation and Environmental Research |
| 1963 | Completion of building 4113 |
| 1960 | Start of construction work for the new institute |
| 1959 | Creation of the Chair of Radiation Biology |
| 1957 | Start of radiation research in Herrenhausen by providing rooms for Prof. Dr.-Ing. H. Glubrecht |
