Search results for spontaneous Hall effect

General Physics Sep 8, 2020

Kondo physics in antiferromagnetic Weyl semimetal films

Emerging quantum materials can be defined by topology and strong electron correlations, although their applications in experimental systems are relatively limited. Weyl semimetals incorporating magnetism offer a unique and ...

Nanophysics Aug 12, 2020

New advance in superconductors with 'twist' in rhombohedral graphite

An international research team led by The University of Manchester has revealed a nanomaterial that mirrors the "magic angle" effect originally found in a complex man-made structure known as twisted bilayer graphene—a key ...

Quantum Physics Jul 23, 2020

Scientists discover a topological magnet that exhibits exotic quantum effects

An international team led by researchers at Princeton University has uncovered a new class of magnet that exhibits novel quantum effects that extend to room temperature.

Optics & Photonics Jul 22, 2020

Valley Hall nanoscale lasers developed

Topological photonics underpins a promising paradigm for robust light manipulation, as well as smart design of optical devices with improved reliability and advanced functionalities that are governed by the nontrivial band ...

Quantum Physics Feb 13, 2020

Quantum anomalous Hall effect in intrinsic magnetic topological insulator

Nontrivial band topology can combine with magnetic order in a magnetic topological insulator to produce exotic states of matter such as quantum anomalous Hall (QAH) insulators and axion insulators. An aim of condensed matter ...

General Physics Jan 8, 2020

Intrinsic quantized anomalous Hall effect in a moiré heterostructure

The quantum anomalous Hall (QAH) effect can combine topology and magnetism to produce precisely quantized Hall resistance at zero magnetic field (an environment carefully screened from magnetic fields). In a recent report ...

Hardware Jun 20, 2019

Sensors and metrology as the driving force for digitalization

Many digitalized processes depend on data collected by increasingly powerful sensors and other test and measurement technology. When this data is processed, it provides precise and reliable information about the operating ...

Ecology May 28, 2019

Save the bees (and time and money) by creating a bee lawn

Flowering "bee lawns" that attract pollinators are a compromise between fastidious turf management and the more casual yard approach. They add biodiversity to the landscape and need less maintenance. That makes them cost-effective, ...

Earth Sciences Dec 10, 2018

Scientists brew lava and blow it up to better understand volcanoes

What happens when lava and water meet? Explosive experiments with manmade lava are helping to answer this important question.

Nanophysics Oct 6, 2017

Researchers observe exotic quantum particle in bilayer graphene

October 5, 2017—A team led by Cory Dean, assistant professor of physics at Columbia University, and James Hone, Wang Fong-Jen Professor of Mechanical Engineering at Columbia Engineering, has definitively observed an intensely ...

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