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

The secret life of an electromagnon

SwissFEL sheds light on how lattice and atomic spins jiggle together.

Terbium-161: new radionuclide therapy hits the clinic

Highly targeted cancer treatment has the potential to eliminate ultra-small cancer lesions that cause disease recurrence.

A gold standard for computational materials science codes

The most comprehensive verification effort so far on computer codes for materials simulations.

Using quantum computers already today

Analogue quantum computers make ultrafast chemical reactions observable.

Thank You SLS

Our beamline scientists look back on 22 years of brilliant science made possible by the Swiss Light Source SLS.

Unveiling ultra-thin electron liquids in silicon

Soft X-rays enable scientists to visualise non-invasively the electronic properties of ultra-thin dopant layers buried within semiconductor wafers.

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.