Science news articles about 'quantum hall effect'

... : “Classical phase transitions…often share many fundamental characteristics near the critical point. Quantum phase transitions also show universal critical behaviors, which are affected not only by ...

... magnetic fields and low temperatures known as the quantum Hall effect, which became the foundation of two Nobel ... south poles, a property he coined "quantum spin." Today's computers employ a simple on ...

... step toward creating exotic types of quantum computers that might be powerful, yet highly ... conditions existing in the so-called quantum Hall effect, and were found by the Weizmann group some ten years ...

... are used in two areas. First, electrical resis-tance values are reproduced by the quantum-Hall effect with uncertainties below one part in a billion. Second, high mobile electron devices are used to ...

... 1998 Nobel Prizes in physics. In the latter effect, low-temperature electrons, confined to a plane ... revealing new insights about the fractional quantum Hall effect and topological computing. Stay tuned ...

... through a phenomenon known as the fractional quantum Hall effect (FQHE). The FQHE is seen when charge ... able to induce the sought-after fractional quantum Hall effect. Andrei and her group proposed ...

... that electrons in graphene can interact strongly with each other. The physicists discovered that the fractional quantum Hall effect in graphene is even more robust than in standard semiconductors.

... hand-make them to study what effects they have. Second, the electrons that carry electrical charge ... electrical phenomenon called the fractional quantum Hall effect, where the electrons act together ...

... those orbits are quantized. The National Institute of Standards and Technology uses the quantum Hall effect to define the international standard of resistance. Further improvements on the synthetic ...