The dissertation is intended to prove that the examination candidate is able to independently process and represent a problem within a defined period through the application of scientific methods. It must be scientifically remarkable and should demonstrate furthermore that the doctoral candidate is able to make an independent and substantial contribution to solving advanced scientific questions in their¬ chosen specialist area.
The topic of the dissertation must be defined in such a way that the dissertation can be completed within a period of 6 semesters.
The dissertation can be drafted in German, or English or both languages. A different official language in the EU may be approved, subject to reasoned application to the examination committee. All members of the Thesis Committee must have a sufficient command of the examination language.
In place of a written dissertation, a collection of several scientific publications may be accepted in which the doctoral candidate is the author and which have been accepted in an academic journal with a peer-review system, provided that one member of the Thesis Committee confirms that these publications shall account for the substantial part of the scientific work (cumulative dissertation). In cumulative dissertations, a summarised presentation of the topic dealt with, connected with a discussion part, must be submitted. Furthermore, a declaration on the proportion of own work performed should also be enclosed.