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Search results for inversion symmetry

Superconductivity Mar 22, 2021

Superconductivity from buckled-honeycomb-vacancy ordering

Crystals inherently possess imperfections. Vacancies, as the simplest form of point defects, significantly alter the optical, thermal, and electrical properties of materials. Well-known examples include color centers in many ...

Optics & Photonics Mar 22, 2021

Diamond color centers for nonlinear photonics

Researchers from the Department of Applied Âé¶¹ÒùÔºics at the University of Tsukuba demonstrated second-order nonlinear optical effects in diamonds by taking advantage of internal color center defects that break inversion symmetry ...

General Âé¶¹ÒùÔºics 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 ...

Optics & Photonics Mar 9, 2021

Photonic Berry curvature in double liquid crystal microcavities with broken inversion symmetry

Researchers at Skoltech and their colleagues proposed a photonic device from two optical resonators with liquid crystals inside them to study optical properties of this system that can be useful for future generations of ...

Materials Science Feb 25, 2021

Theory could accelerate push for spintronic devices

A new theory by Rice University scientists could boost the growing field of spintronics, devices that depend on the state of an electron as much as the brute electrical force required to push it.

Superconductivity Feb 15, 2021

Two-dimensional superconductivity and anisotropic transport at potassium tantalate interfaces

Unique electronic structures found at materials interfaces can allow unconventional quantum states to emerge. In a new report on Science, Changjiang Liu and a research team at the Argonne National Laboratory, University of ...

Quantum Âé¶¹ÒùÔºics Feb 8, 2021

2-D centrosymmetrical antiferromagnets model produces pure spin current

Pure spin current without any accompanying net charge current can ensure low dissipation in information processing and storage.

General Âé¶¹ÒùÔºics Feb 8, 2021

Neutrinos, atomic clocks and an experiment to detect a time dilation

Griffith University researchers are conducting an experiment at ANSTO that will test a revolutionary physics theory that time reversal symmetry-breaking by neutrinos might cause a time dilation at the quantum scale.

Nanophysics Jan 22, 2021

Observing chiral edge states in gapped nanomechanical graphene

Edge states are an emerging concept in physics and have been explored as an efficient strategy to manipulate electrons, photons and phonons for next-generation hybrid electro-optomechanical circuits. Scientists have used ...

General Âé¶¹ÒùÔºics Jan 19, 2021

Light-induced twisting of Weyl nodes switches on giant electron current

Scientists at the U.S. Department of Energy's Ames Laboratory and collaborators at Brookhaven National Laboratory and the University of Alabama at Birmingham have discovered a new light-induced switch that twists the crystal ...

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