Search results for quantized conductance

General Physics Mar 22, 2021

Scientists observe complex tunable magnetism tied to electrical conduction in a topological material

Scientists at the U.S. Department of Energy's Ames Laboratory have observed novel helical magnetic ordering in the topological compound EuIn2As2 which supports exotic electrical conduction tunable by a magnetic field. The ...

Nanophysics Mar 15, 2021

Universal sequence of Chern insulators in superconducting magic angle graphene

Scientists from ICFO, Princeton and NIMS have discovered a full sequence of symmetry-broken Chern insulators that are induced by strong correlations in magic angle graphene. The study has been published in Nature Physics.

General Physics Mar 11, 2021

Setback for Majorana fermion as Microsoft team retracts research paper

A team of researchers at a Microsoft laboratory in the Netherlands, who published a 2018 paper in the journal Nature, has now retracted that paper, citing a lack of evidence to support their previous conclusions. The study ...

General Physics Jan 12, 2021

The realization of a single-quantum-dot heat valve

While many research teams worldwide are trying to develop highly performing quantum computers, some are working on tools to control the flow of heat inside of them. Just like conventional computers, in fact, quantum computers ...

Quantum Physics Jan 12, 2021

Discovery of quantum behavior in insulators suggests possible new particle

In a surprising discovery, Princeton physicists have observed an unexpected quantum behavior in an insulator made from a material called tungsten ditelluride. This phenomenon, known as quantum oscillation, is typically observed ...

Condensed Matter Nov 9, 2020

Researchers decode thermal conductivity with light

Groundbreaking science is often the result of true collaboration, with researchers in a variety of fields, viewpoints and experiences coming together in a unique way. One such effort by Clemson University researchers has ...

Quantum Physics Sep 8, 2020

Predictions of magnetic field response in 2-D valleytronics materials

NUS researchers have developed a parameter-free approach to quantitatively predict the response of two-dimensional (2-D) valleytronics materials to an external magnetic field. These predictions are important because they ...

General Physics Aug 17, 2020

New superlattice material for future energy efficient devices

A team of international physicists including Jennifer Cano, Ph.D., of Stony Brook University, has created a new material layered by two structures, forming a superlattice, that at a high temperature is a super-efficient insulator ...

Quantum Physics Aug 5, 2020

Manifestation of quantum distance in flat band materials

The geometry of an object indicates its shape or the relationship of its parts to each other. Did you know that the electrons in solids also have geometric structures? In quantum mechanics, an electron in solids takes the ...

Materials Science Jul 15, 2020

Higher-order topology found in 2-D crystal

Over the last decade, the field of condensed matter physics has experienced a golden age with the discovery of new materials and properties, and related technologies being developed at breakneck speed thanks to the arrival ...

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