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PSI.Edu

The Paul Scherrer Institute (PSI) is a multi-disciplinary research institute which belongs to the Swiss Federal Institutes of Technology Domain covering also ETH Zurich and EPFL. It was established in 1988 through the merger of EIR (Eidgenössisches Institut für Reaktorforschung, Federal Institute for Reactor Research, established in 1960) and SIN (Schweizerisches Institut für Nuklearphysik, Swiss Institute for Nuclear Physics, established in 1968). It is based in Villigen and Würenlingen.

Spin keeps electrons in line in iron-based superconductor

“Researchers from PSI’s Spectroscopy of Quantum Materials group together with scientists from Beijing Normal University have solved a puzzle at the forefront of research into iron-based superconductors: the origin of FeSe’s electronic nematicity. Using Resonant inelastic X-ray scattering …

New insight into unconventional superconductivity

“Signatures for a novel electronic phase that enables charge to flow spontaneously in loops have been observed in a kagome superconductor. Using ultra-sensitive muon spin spectroscopy, researchers discovered time-reversal symmetry-breaking magnetic fields inside the material, indicating the existence of long-searched-for …

Towards compact quantum computers, thanks to topology

“Researchers at PSI have compared the electron distribution below the oxide layer of two semiconductors. The investigation is part of an effort to develop particularly stable quantum bits –and thus, in turn, particularly efficient quantum computers. They have now published …

Semiconductors reach the quantum world

“Quantum effects in superconductors could give semiconductor technology a new twist. Researchers at the Paul Scherrer Institute PSI and Cornell University in New York State have identified a composite material that could integrate quantum devices into semiconductor technology, making electronic …

Uniquely sharp X-ray view

“Researchers at the Paul Scherrer Institute PSI have succeeded for the first time in looking inside materials using the method of transient grating spectroscopy with ultrafast X-rays at SwissFEL. The experiment at PSI is a milestone in observing processes in …

New blueprint for more stable quantum computers

“Researchers at the Paul Scherrer Institute PSI have put forward a detailed plan of how faster and better defined quantum bits – qubits – can be created. The central elements are magnetic atoms from the class of so-called rare-earth metals, which would …

Customising an electronic material

“PSI scientists have gained a fundamental understanding of a highly promising material that could be suited to future data storage applications. Their experiments with strontium-iridium oxide, Sr2IrO4, investigated both the magnetic and electronic properties of the material as a thin …

Cherned up to the maximum

“In topological materials, electrons can display behaviour that is fundamentally different from that in ‘conventional’ matter, and the magnitude of many such ‘exotic’ phenomena is directly proportional to an entity known as the Chern number. New experiments establish for the …

Elucidating the mechanism of a light-driven sodium pump

“Researchers at the Paul Scherrer Institute PSI have succeeded for the first time in recording, in action, a light-driven sodium pump from bacterial cells. The findings promise progress in the development of new methods in neurobiology. The researchers used the …

New material with magnetic shape memory

“Researchers at the Paul Scherrer Institute PSI and ETH Zurich have developed a new material whose shape memory is activated by magnetism. It retains a given shape when it is put into a magnetic field. It is a composite material …