Welcome to PSI, the largest research institute for natural and engineering sciences in Switzerland.
Recent highlights from our research
Net zero: Taking raw materials into account
A new calculation model from PSI illustrates the complex interdependencies between technology, demand for critical raw materials, and environmental impacts on the road to climate neutrality.
Pollutants often originate in the air
In the CLOUD experiment at CERN, PSI researchers have measured with unprecedented precision how harmful organic air pollutants are formed and dispersed.
New protective coating can improve battery performance
Increasing the energy density of lithium-ion batteries – a sustainable method for cathode surface coating developed at PSI makes it possible.
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Current upgrade projects and research initiatives
Together with industry to innovation
A superlative milestone
PSI spin-off Araris Biotech AG achieves valuation at unicorn-level!
ESA comes to Switzerland
The signing of a contract between the European Space Agency ESA and PSI marks the start of the European Space Deep-Tech Innovation Centre ESDI.
How catalysts remove dangerous nitrogen oxides
In industrial catalysis, iron is not equal to iron.
The people at PSI
Creating circuit diagrams of the brain
Using brain circuit diagrams to understand Alzheimer's.
With pad, pencil, and algorithms
Physicist Dominik Sidler is developing fundamental theories for previously inexplicable phenomena.
Soldering on a big stage
Whoever makes it onto the podium here is one of the world's best professional talents: PSI electronics engineer Melvin Deubelbeiss won the silver medal at WorldSkills 2024.