Shooting lasers at matter to find answers to unsolved questions. For Kai-Fu Wong, this is everyday life in the lab. His specialty is ultrashort pulses in the attosecond and femtosecond range, which allow for particularly precise investigation of states of matter. At the Bahrenfeld campus in Hamburg, he especially values the...

A precision measuring device developed at the Cluster of Excellence Quantum Universe at the University of Hamburg has arrived at a partner laboratory in Paris for the testing phase. This marks an important milestone in the preparations for LISA, the ESA mission to detect gravitational waves from space.

Three days full of exciting research highlights, discussions, and poster slams awaited the students during the CUI Graduate Summer School in Lübeck. The extensive program included 11 contributed talks, around 20 posters, and presentations covering topics across all areas of the cluster.

1/137 — this simple yet significant number has both fascinated and frustrated generations of physicists. Robi Banerjee, Professor at the Observatory and the Cluster of Excellence “Quantum Universe” at the University of Hamburg, is investigating the origin of the fine-structure constant.

The eventful year 2025 had already reached its first highlight for the University of Hamburg with the confirmation of the four Clusters of Excellence in May. Overall, the year was marked by new initiatives and the continuation of projects that will shape the future. The university’s new annual report—available in both...