Efficient valves for electron spins

Researchers at the University of Basel in collaboration with colleagues from Pisa have developed a new concept that uses electron spin to switch an electrical current. In addition to fundamental research, such spin valves ...

A highly light-absorbent and tunable material

By layering different two-dimensional materials, physicists at the University of Basel have created a novel structure with the ability to absorb almost all light of a selected wavelength. The achievement relies on a double ...

New map for radioactive soil contamination in Western Europe

An international consortium of scientists has refined the map of cesium and plutonium radionuclide concentrations in soils in Switzerland and several neighboring countries. Using an archive of European soil samples, the team ...

Ethnolinguistic diversity slows down urban growth

Where various ethnic groups live together, cities grow at a slower rate. That is the conclusion reached by a researcher from the University of Basel and his colleagues based on worldwide data that shows how the diversity ...

Adding noise for completely secure communication

How can we protect communications against eavesdropping if we don't trust the devices used in the process? This is one of the main questions in quantum cryptography research. Researchers at the University of Basel and ETH ...

Topological insulators feature lossless conduction at the edges

Atomically thin layers of the semimetal tungsten ditelluride conduct electricity losslessly along narrow, one-dimensional channels at the crystal edges. The material is therefore a second-order topological insulator. By obtaining ...

Laser loop couples quantum systems over a distance

For the first time, researchers have succeeded in creating strong coupling between quantum systems over a great distance. They accomplished this with a novel method in which a laser loop connects the systems, enabling nearly ...

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