Frontpage of the Paul Scherrer Institut (PSI)

PSI Aerial View
The Paul Scherrer Institute, PSI, is the largest research institute for natural and engineering sciences within Switzerland. We perform world-class research in three main subject areas: Matter and Material; Energy and the Environment; and Human Health. By conducting fundamental and applied research, we work on long-term solutions for major challenges facing society, industry and science.
11 March 2020
Teaser Nanowelten in 3-D

Nanoworlds in 3-D

Matter and Material Materials Research Research Using Synchrotron Light

Tomographic images from the interior of fossils, brain cells, or computer chips are yielding new insights into the finest of structures. These 3-D images are made possible by the X-ray beams of the Swiss Light Source SLS, together with detectors and sophisticated computer algorithms developed at PSI.

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4 March 2020
Teaser Interview Christian Bauer

"Electric is already the right choice today"

Energy and Environment Renewable Energies

An interview on automotive power systems with Christian Bauer, a scientist at PSI's Laboratory for Energy Systems Analysis who specialises in life cycle and sustainability analyses.

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28 February 2020
Philipp Schmidt-Wellenburg und Georg Bison

Tracking down the mystery of matter

Media Releases Particle physics Research Using Neutrons

At the ultracold neutron source at PSI, researchers have measured a property of the neutron more precisely than ever before: its electric dipole moment. That's because the search is still on for an explanation of why, after the Big Bang, there was more matter than antimatter.

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