Bienvenue au PSI, le plus grand institut de recherche en sciences naturelles et en sciences de l’ingénierie de Suisse.
Actualités de notre recherche
Steering magnetic textures with electric fields
Neutrons reveal a new way to control magnetism at the nanoscale
Stabilising fleeting quantum states with light
X-rays from SwissFEL probe emergent properties of quantum materials
Quand la science rencontre l’industrie, l’innovation a de l’impact
Hans Priem et Cees Maris de l’entreprise VDL ETG nous expliquent ce que signifie la fabrication avancée dans l’industrie et évoquent la collaboration avec le PSI.
Nuage de thèmes
Projets de mise à niveau actuels et initiatives de recherche
Ensemble avec l’industrie vers l’innovation
Inauguration du centre d’excellence de l’ESA en Suisse
L’inauguration solennelle du Centre européen d’innovation en deep tech spatiale (ESDI) a réuni des invités de haut vol.
Un incroyable succès
Araris Biotech AG, spin-off du PSI, obtient une valorisation au niveau «licorne»
L’ESA débarque en Suisse
La signature d’un contrat entre l’Agence spatiale européenne (ESA) et le PSI marque le lancement de l’European Space Deep-Tech Innovation Centre ESDI.
Les personnes au PSI
Etablir les schémas de connexions du cerveau
Comprendre la maladie d’Alzheimer grâce aux schémas de connexions du cerveau.
Bloc-notes, crayon et algorithmes
Dominik Sidler, physicien au PSI, développe des théories fondamentales pour des phénomènes restés inexpliqués à ce jour.
Souder sur une grande scène
Ceux qui grimpent sur ce podium font partie des meilleurs talents professionnels du monde. Melvin Deubelbeiss, électronicien au PSI, a remporté la médaille d’argent aux WorldSkills 2024.
Travailler au PSI
Le PSI dans les réseaux sociaux
The quantum revolution is just beginning. ✨ In 2025 — the UNESCO @International Year of Quantum Science & Technology and a century after the first quantum breakthroughs — we are entering a new era…
The quantum revolution is just beginning. ✨ In 2025 — the UNESCO @International Year of Quantum Science and Technology and a century after the first quantum breakthroughs — we are entering a new era…
🇨🇭 Welcome to PSI (1/3) 🇨🇭
🔬 Who we are
We’re the Paul Scherrer Institute PSI, Switzerland’s largest research center for natural and engineering sciences. As part of the prestigious ETH Domain, we…
🇨🇭 Welcome to PSI (2/3) 🇨🇭
🧪 Experience research live
At PSI, science isn’t hidden behind closed doors — we open them for you:
👀 Explore the interactive exhibits at the PSI Visitor Centre and…
🇨🇭 Welcome to PSI (3/3) 🇨🇭
⚙️ Where cutting-edge science happens!
PSI builds and operates Switzerland’s most advanced large research facilities, including:
🔹 SLS - Swiss Light Source
🔹 SwissFEL …
Insights into the work of the ‘power plants’ of organic cells
New video from the series of #interviews with users of the @europeanxfel (for more videos check link in Bio)
The team led by Camila…
The quantum revolution is just beginning. ✨ In 2025 — the UNESCO International Year of Quantum Science and Technology and a century after the first quantum breakthroughs — we are entering a new era…
How does one measure radioactivity from the air?
🚁 With a high-tech detector, a Super Puma helicopter, and a clever algorithm.
In the latest #AdvancedComputing video, David Breitenmoser explains…
The quantum revolution is just beginning. ✨ In 2025 — the UNESCO International Year of Quantum Science and Technology and a century after the first quantum breakthroughs — we are entering a new era…
The quantum revolution is just beginning. ✨ In 2025 — the UNESCO International Year of Quantum Science and Technology and a century after the first quantum breakthroughs — we are entering a new era…
It’s a campus takeover… kid edition! This week, some of our youngest “researchers” took over the campus for our annual PSI Holiday Camp for employees’ kids. Five full days packed with games, mini…
A thousand years of simulation time – just to calibrate a radiation detector? That’s definitely too long. To find out David’s solution to solve this problem, watch the full video “Decoding Radiation”…
💡 Microchips, patents – and a scientist with foresight
The machines used to manufacture today’s nanometer-scale microchips are among the most complex technologies in the world.
At ASML, the…
Lehrberufe à la carte ✨: Am Sonntag, 29. Juni 2025 verwandelten die ca. 100 Lernenden des Paul Scherrer Instituts den Vorplatz des PSI Visitor Centers und des Personalrestaurants in einen Marktplatz…
Wirtschaftsgipfel der Mitte Aargau am PSI
Spannende Einblicke, zukunftsweisende Forschung und echte Innovationskraft – der diesjährige Wirtschaftsgipfel der Mitte Aargau fand am Paul Scherrer…
#LehreAmPSI:
Werde Polymechaniker/in EFZ
Bei uns am PSI stellen die Polymechanikerinnen und Polymechaniker spezielle Vorrichtungen zum Bau unserer Forschungsanlagen und Experimentiereinrichtungen…
⚡What happens when electricity meets water – and turns into fuel?
💧Emiliana Fabbri from PSI explains how electrolysis splits water into hydrogen and oxygen – a key step for storing renewable energy…
🎓 Science communication with energy – and about energy
How can complex energy research be brought into society – in a way that resonates across generations?
One answer can be found in Lucerne: At…
#LehreAmPSI:
Werde Physiklaborant/in EFZ
Du begleitest neue Experimente oder Entwicklungen von der Idee bis zur Realisation und sorgst für praktikable technische Lösungen.
Willst Du mehr über…
A Super Puma helicopter, a highly sensitive detector, and 1000 years of computing time, reduced to 2 weeks. 💻🚁 How PSI together with other partner organisations detects radioactive sources from the…
Neutrons reveal a new way to control magnetism at the nanoscale. 🧲⚡At the Swiss Spallation Neutron Source #SINQ, researchers have demonstrated how electric fields can steer magnetic structures in a…
#LehreAmPSI:
Werde Mediamatiker/in EFZ
Als Mediamatikerin/Mediamatiker bist du Profi, wenn es um das Produzieren und Verwenden von Multimedia geht. Neue Medien erfordern neues Wissen. Im…
Auf den ersten Blick scheint der Alltag einer Fachperson Betreuung (FaBe) oft «nur» vom Spielen 🧸 geprägt zu sein, doch in jedem Spiel steckt so viel mehr.
Mitten im lebendigen Kita-Alltag von…
New #AI approach as a digital cookbook for climate-friendly cement
Concrete is the most widely used building material in the world – and #cement is its indispensable binder. But cement production…
AI based on light🧠💡Photonic networks that learn at lightning speed – not using electricity, but laser light: For her research project NEON, PSI researcher and EPFL professor Kirsten Moselund was…
Le PSI en chiffres
2300
Collaboratrices et collaborateurs travaillent au PSI sur le monde de demain.
5
Le PSI exploite cinq grands instruments de recherche basés sur des accélérateurs de particules.
64
Dans 64 centres, laboratoires et groupes au total, nous menons de la recherche sur des questions urgentes de la société.
3000
Chaque année, quelque 3000 chercheuses et chercheurs du monde entier réalisent des expériences sur nos installations.