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Search results for Dzyaloshinskii-Moriya

Condensed Matter Dec 11, 2024

Tuning skyrmion helicity for racetrack memory and quantum computing applications

Three distinct topological degrees of freedom are used to define all topological spin textures based on out-of-plane and in-plane spin configurations: the topological charge, representing the number of times the magnetization ...

Nanophysics Sep 20, 2024

Analysis of heterostructures for spintronics shows how two desired quantum-physical effects reinforce each other

Spintronics uses the spins of electrons to perform logic operations or store information. Ideally, spintronic devices could operate faster and more energy-efficiently than conventional semiconductor devices. However, it is ...

Condensed Matter Apr 29, 2024

Researchers discover 'topological Kerr effect' in two-dimensional quantum magnets

In a recent collaboration between the High Magnetic Field Center of the Hefei Institutes of Âé¶¹ÒùÔºical Science of Chinese Academy of Sciences, and the University of Science and Technology of China, researchers introduced the ...

Condensed Matter Jan 15, 2024

Unlocking the magnetic superpowers of topological magnons

In the ever-evolving landscape of condensed matter physics, a recent breakthrough has emerged from the collaborative efforts of researchers at the Peter Grünberg Institute (PGI-1), École Polytechnique Fédérale de Lausanne, ...

Condensed Matter Jul 31, 2023

Millimeter-scale meron lattices that can serve as spin injectors for LEDs

Merons, topological structures based on in-plane magnetized magnetic materials, could have numerous valuable applications, particularly for carrying information or storing magnetic charge. Most past realizations of these ...

Condensed Matter Apr 4, 2023

Dzyaloshinskii–Moriya-Interaction allows magnon-magnon coupling in hybrid perovskites

An international group of researchers has created a mixed magnon state in an organic hybrid perovskite material by utilizing the Dzyaloshinskii–Moriya-Interaction (DMI). The resulting material has potential for processing ...

Nanophysics Feb 9, 2022

Tiny electrical vortexes bridge gap between ferroelectric and ferromagnetic materials

Ferromagnetic materials have a self-generating magnetic field, ferroelectric materials generate their own electrical field. Although electric and magnetic fields are related, physics tells us that they are very different ...

Condensed Matter Nov 17, 2021

Magnetic symmetry is not just like looking in a mirror

When you think about how rapidly computers filled our homes, our cars and even ourselves through watches and earpieces, it might be hard to believe that there is a massive gap between computer's processing power and the speed, ...

Condensed Matter Jul 8, 2021

Scientists observe a new type of topological defect in chiral magnets for the first time

'Topological defects' are formed when the symmetry of a magnetic material is disrupted. Domain walls (DWs) are a type of topological defect that separates regions of different magnetic orientations. A widely studied phenomenon, ...

Nanophysics Jun 16, 2021

Inducing and tuning spin interactions in layered material by inserting iron atoms, protons

Magnetic-spin interactions that allow spin-manipulation by electrical control allow potential applications in energy-efficient spintronic devices.

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