Physicists have discovered a much faster approach to create a pattern of spins in a magnet. This shortcut opens a new chapter in topology research. This discovery also offers an additional method to achieve more efficient ...
Nanophysics
Oct 5, 2020
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115
Tiny magnetic whirls that can occur in materials—so-called skyrmions—hold high promises for novel electronic devices or magnetic memory in which they are used as bits to store information. A fundamental prerequisite for ...
Condensed Matter
Sep 21, 2020
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188
In an experiment that could help the development of new spintronics devices with low energy consumption, researchers from RIKEN and collaborators have used heat and magnetic fields to create transformations between spin textures—magnetic ...
Condensed Matter
Jan 12, 2024
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48
Topological nontrivial spin textures are intriguing in various physical systems, ranging from high energy to condensed matter physics. The magnetic Skyrmions formed by a swirling magnetization in magnetic materials have potential ...
Optics & Photonics
Nov 4, 2022
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12
Tiny amounts of heat can be used to control the movement of magnetic whirlpools called skyrmions, RIKEN physicists have shown. This ability could help to develop energy-efficient forms of computing that harness waste heat.
General Physics
Nov 22, 2021
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299
A new study at BESSY II analyzes the formation of skyrmions in ferrimagnetic thin films of dysprosium and cobalt in real time and with high spatial resolution. This is an important step towards characterizing suitable materials ...
Condensed Matter
Aug 28, 2023
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19
By twisting magnetism into record-small spirals, University of Nebraska-Lincoln physicists are speeding efforts to turn the digital equivalent of memory lane into a memory racetrack that could save energy and space in next-generation ...
Nanophysics
Jul 12, 2018
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52
Physicists on the hunt for a rarely seen magnetic spin texture have discovered another object that bears its hallmarks, hidden in the structure of ultra-thin magnetic films, that they have called an incommensurate spin crystal.
General Physics
Apr 1, 2021
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122
Ancient memory devices such as handwriting were based on mechanical energy—but in the modern world they have given way to devices based generally on electrical manipulation.
General Physics
Oct 13, 2015
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420
Skyrmions, subatomic quasiparticles that could play a key role in future spintronic technologies, have been observed for the first time using x-rays. An international collaboration of researchers working at Berkeley Lab's ...
General Physics
Jun 25, 2014
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