Simulation of chiral edge states in a quantum system

Researchers in Florence and Innsbruck have simulated a physical phenomenon in an atomic quantum gas that can also be observed at the edge of some condensed matter systems: chiral currents. The scientists have published the ...

The quantum spin Hall effect is a fundamental property of light

In a paper that crystalizes knowledge from a variety of experiments and theoretical developments, scientists from the RIKEN Center for Emergent Matter Science in Japan have demonstrated that the quantum spin Hall effect—an ...

Theoretical physicists design 'holy grail' of materials science

Physicists of Utrecht University and their French colleagues have theorized the 'holy grail' of material science. It's a material that should exhibit a unique combination of the exceptional electronic properties of graphene ...

Magic numbers of quantum matter revealed by cold atoms

Topology, a branch of mathematics classifying geometric objects, has been exploited by physicists to predict and describe unusual quantum phases: the topological states of matter. These intriguing phases, generally accessible ...

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