Lukas Rachbauer successfully defended his PhD thesis on “Classical and Quantum Waves in Complex Environments” – congratulations! Many thanks go to Ben Stickler (from Ulm University) and Thomas Juffmann (from the University of Vienna) for serving as external referees and examinators.
![](https://rottergroup.itp.tuwien.ac.at/wp-content/uploads/2024/01/WhatsApp-Image-2024-01-19-at-17.05.14.jpeg)