Search results for quantum anomalous hall

Condensed Matter Jun 18, 2021

Team discovers unexpected quantum behavior in kagome lattice

An international team led by researchers at Princeton University has uncovered a new pattern of ordering of electric charge in a novel superconducting material.

Quantum Physics Jun 1, 2021

Harmonious electronic structure leads to enhanced quantum materials

The electronic structure of metallic materials determines the behavior of electron transport. Magnetic Weyl semimetals have a unique topological electronic structure—the electron's motion is dynamically linked to its spin. ...

Optics & Photonics May 11, 2021

Researchers generate tunable twin particles of light

Identical twins might seem 'indistinguishable,' but in the quantum world the word takes on a new level of meaning. While identical twins share many traits, the universe treats two indistinguishable quantum particles as intrinsically ...

Materials Science Feb 26, 2021

On-surface synthesis of graphene molecules and their superlattices

NUS scientists have devised a new method for the synthesis of nanographene molecules with a high product yield for the development of next generation quantum devices.

General Physics Dec 16, 2020

Quantum insulators create multilane highways for electrons

New energy-efficient electronic devices may be possible thanks to research that demonstrates the quantum anomalous Hall (QAH) effect—where an electrical current does not lose energy as it flows along the edges of the material—over ...

General Physics Nov 13, 2020

Dark matter candidate could display stringy effects in the lab

A hypothetical particle that could solve one of the biggest puzzles in cosmology just got a little less mysterious. A RIKEN physicist and two colleagues have revealed the mathematical underpinnings that could explain how ...

Nanomaterials Oct 15, 2020

Study examines spontaneous symmetry breaking in twisted double bilayer graphene

Over the past few years, a growing number of researchers worldwide has been conducting studies investigating the properties and features of so-called twisted van der Waals (vdW) materials. This unique class of materials could ...

General Physics Sep 21, 2020

Spin Hall effect in Weyl semimetal for energy-efficient information technology

The discovery of topological Weyl semimetals in 2017 has revealed opportunities to realize several extraordinary physical phenomena in condensed matter physics. Now, researchers at Chalmers University of Technology have demonstrated ...

Quantum Physics Sep 15, 2020

Reviewing the quantum anomalous Hall effect

A collaboration across three FLEET nodes has reviewed the fundamental theories underpinning the quantum anomalous Hall effect (QAHE).

Superconductivity Sep 14, 2020

The Hall effect links superconductivity and quantum criticality in a strange metal

Over the past few decades, researchers have identified a number of superconducting materials with atypical properties, known as unconventional superconductors. Many of these superconductors share the same anomalous charge ...

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