Scientists and Users The direct access for scientists, researchers and the users of our large facilities

Celebrating 25 years of neutrons at SINQ

On January 17th, 2022, we celebrate the 25th anniversary of the inauguration of the Swiss Spallation Neutron Source SINQ. Today, SINQ is firmly embedded in the European research landscape and has established itself as an important center for neutron research.

Terbium Triumph

Bench-to-bedside successes: Fruitful collaborations at PSI’s Center for Radiopharmaceutical Sciences make bringing Terbium-161 to the clinic a reality.

Biased signalling for better drugs

A dream drug would provide a targeted therapeutic effect without side effects. Biased signalling could make this a reality. Publishing in PNAS, PSI researchers present a platform for biased signalling-based drug discovery.

Ground-breaking technology development recognised

PSI researchers win the international Innovation Award on Synchrotron Radiation for 3D mapping of nanoscopic details in macroscopic specimens, such as bone.

Welcome to the PSI Science Portal. On this site you find information on PSI's different research activities and on the experimental opportunities at PSI's large scale research infrastructures.

PSI User Office

The PSI User Office is a central PSI installation to serve the users from all the four user laboratories.

Conference Calendar

Conferences related to methods and topics addressed at our user facilities

PSI Publications

Digital repository and bibliography for all research articles and other publications affiliated with the PSI

PSI User Facilities Newsletter

Current News from PSI photon, neutron and muon user facilities


Library for the Research Institutes within the ETH Domain: Eawag, Empa, PSI & WSL.

Research Integrity at PSI

Research Integrity at the research institutes PSI, EMPA, Eawag, WSL

PSI Guest House

The PSI operates a Guest House to offer a local and practical accommodation for its visitors, guests and users on site.