Search results for quantum anomalous hall

Quantum Physics Aug 18, 2022

Scientists unravel 'Hall effect' mystery in search for next generation memory storage devices

An advance in the use of antiferromagnetic materials in memory storage devices has been made by an international team of physicists.

Condensed Matter Jul 22, 2022

The observation of Chern mosaic and Berry-curvature magnetism in magic angle graphene

Researchers at the Weizmann Institute of Science, the Barcelona Institute of Science and Technology and the National Institute for Material Science in Tsukuba (Japan) have recently probed a Chern mosaic topology and Berry-curvature ...

General Physics Jun 23, 2022

Discovering a hybrid skin-topological effect induced by gain and loss

Recently, Associate Professor Yong-Chun Liu of the Department of Physics and others have found the hybrid skin-topological effect induced by gain and loss and the parity-time phase transition between skin-topological modes. ...

Quantum Physics May 4, 2022

Hydrogen-tuned topological insulators may lead to new platforms in sustainable quantum electronics

A team led by City College of New York physicist Lia Krusin-Elbaum is behind research that could open a breadth of new quantum device platforms for harnessing emergent topological states for nano-spintronics and fault-tolerant ...

Quantum Physics Mar 14, 2022

New study reveals topological charge-entropy relation in kagome Chern magnet

Topological charge-entropy scaling relation was proved in the kagome Chern magnet, a kind of magnet predicted to support intrinsic Chern quantum phases, according to a study published on Nature Communications.

Condensed Matter Mar 2, 2022

Progress and prospects in magnetic topological materials

A new review paper on magnetic topological materials introduces a theoretical concept that interweaves magnetism and topology. It identifies and surveys potential new magnetic topological materials and suggests possible future ...

Superconductivity Feb 9, 2022

New insight into unconventional superconductivity

The kagome pattern, a network of corner-sharing triangles, is well known amongst traditional Japanese basket weavers—and condensed matter physicists. The unusual geometry of metal atoms in the kagome lattice and resulting ...

General Physics Feb 7, 2022

Researchers use tiny magnetic swirls to generate true random numbers

Whether for use in cybersecurity, gaming or scientific simulation, the world needs true random numbers, but generating them is harder than one might think. But a group of Brown University physicists has developed a technique ...

Quantum Physics Jan 11, 2022

Semiconductor demonstrates elusive quantum physics model

With a little twist and the turn of a voltage knob, Cornell researchers have shown that a single material system can toggle between two of the wildest states in condensed matter physics: The quantum anomalous Hall insulator ...

General Physics Jan 6, 2022

Evidence of a quantum phase transition without symmetry breaking in cerium-cobalt-indium 5

Over the past few decades, many condensed matter physicists have conducted research focusing on quantum phase transitions that are not clearly associated with a broken symmetry. One reason that these transitions are interesting ...

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