PSI conducts internationally recognised cutting-edge research in the natural and engineering sciences. Scientists from all over the world carry out experiments at our large research facilities.
PSI in numbers
2300
Employees at PSI are working on the world of tomorrow.
5
PSI operates five particle accelerator-based large research facilities.
64
In a total of 64 centres, labs and groups, we conduct research into pressing societal issues.
3000
Every year, around 3000 researchers from all over the world carry out experiments at our facilities.
The people at PSI
Corinna Burri wins the PSI Thesis Medal 2026
Corinna Burri's doctoral thesis, conducted in the QPS group, has been awarded the PSI Thesis Medal 2026
Where analysis meets flavours
Some see brewing as an art, others as a science – Luc Van Loon combines both these virtues at his brewery. With the nose of a sommelier and the precision of a chemist, the former PSI researcher creates world-class beers.
Corinna Burri wins the PSI Thesis Medal 2026
Corinna Burri's doctoral thesis, conducted in the QPS group, has been awarded the PSI Thesis Medal 2026
