Search results for quantum Hall

Condensed Matter Oct 5, 2023

Researchers find a new quantum ruler to explore exotic matter

A single-atom-thick sheet of carbon known as graphene has remarkable properties on its own, but things can get even more interesting when you stack up multiple sheets.

Other Oct 4, 2023

Nobel chemistry winner flunked first college chemistry exam

Talk about bouncing back. MIT professor Moungi Bawendi is a co-winner of this year's Nobel chemistry prize for helping develop "quantum dots"—nanoparticles that are now found in next generation TV screens and help illuminate ...

Condensed Matter Oct 3, 2023

Physicists realize fractionalization without a magnetic field

On the dream list of many condensed matter physicists is observing fractionalization, the phenomena of a collective state of electrons carrying a charge that is a fraction of the electron charge, without a magnetic field.

Nanophysics Sep 27, 2023

Orbital currents can go far—a promising novel ultrafast channel for data processing

Orbitronics is a recently emerging field of research on the manipulation of the orbital degree of freedom of electrons for quantum information technology. However, unambiguously detecting ultrafast dynamics of orbital angular ...

Optics & Photonics Sep 14, 2023

A nonrelativistic and nonmagnetic mechanism for generating terahertz waves

Scientists and engineers keep developing ever faster and more powerful technological devices. But there is a need for even faster and more efficient electronics. A promising route is to take advantage of terahertz waves, ...

Optics & Photonics Sep 11, 2023

New insights into neutrino interactions

Research at Hokkaido University has revealed that elusive particles called neutrinos can interact with photons, the fundamental particles of light and other electromagnetic radiation, in ways not previously detected. The ...

Condensed Matter Sep 7, 2023

Tuning the Chern number in the nitrogen-vacancy center in diamond

The Chern number, an invariant quantity that characterizes topological phases in physical systems, was recently tuned in a controlled fashion by researchers from Tokyo Tech. They achieved this feat in an electronic-nuclear ...

Condensed Matter Aug 29, 2023

Quantum discovery verifies a decades-old theory on how monopoles decay

The field of quantum physics is rife with paths leading to tantalizing new areas of study, but one rabbit hole offers a unique vantage point into a world where particles behave differently—through the proverbial looking ...

Condensed Matter Aug 29, 2023

Quantum-enhanced detection for chip-scale wireless communications

The demand for fast data sharing and processing has sparked a race for greater bandwidth in wireless communication systems. This is described by Edholm's Law, which states that bandwidth and data rates roughly double every ...

Quantum Physics Aug 17, 2023

Quantum question about the anomalous Hall effect answered

A mysterious magnetic effect that causes the path that electrons take through a material to bend—called the anomalous Hall effect—has been elucidated in a new mathematical analysis by two RIKEN physicists. Their work ...

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