One of the big questions physicists are trying to answer is what happened to all the antimatter in our universe. The universe was born out of a hot soup of both matter and antimatter particles (for example, the antiparticle ...
General Physics
Jun 6, 2019
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What happens when very short pulses of laser light strike a magnetic material? A large international collaboration led by the U.S. Department of Energy's (DOE) Brookhaven National Laboratory set out to answer this very question. ...
Quantum Physics
Jun 7, 2021
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Researchers at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) have tested a new approach to fabricating spin valves. Using ion beams, the researchers have succeeded in structuring an iron aluminium alloy in such a way as ...
Nanophysics
Feb 18, 2014
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Reversible nanohelix transformation is one of the most exquisite and important phenomena in nature. Nanomaterials rarely form helical crystals. Due to the irreversibility of the twisting forces studied so far, untwisting ...
Nanophysics
Sep 13, 2023
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The growing field of spin electronics - spintronics - tells us that electrons spin like a top, carry angular momentum, and can be controlled as units of power, free of conventional electric current. Nonvolatile magnetic memory ...
General Physics
Sep 1, 2016
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Designing or exploring new materials is all about controlling their properties. In a new study, Cornell scientists offer insight on how different "knobs" can change material properties in ways that were previously unexplored ...
General Physics
Feb 25, 2015
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21
Besides charge, subatomic particles like electrons also carry a property called spin, which is responsible for magnetism. Novel proposals to use spin to store information have emerged in recent years with the promise to be ...
Quantum Physics
May 5, 2022
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58
Spin is the intrinsic magnetic moment of a particle—an electron, for example. It is a fundamental magnitude, like mass and charge. Simply put, it is as if the particle had a magnet inside it that enabled it to interact, ...
Quantum Physics
Oct 11, 2022
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48
In work that could help make possible a faster, longer-lasting and lower-energy method of data storage for consumers and businesses, researchers at the National Institute of Standards and Technology (NIST) and their colleagues ...
Nanophysics
Mar 17, 2017
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7
In thin, two-dimensional semiconductors, electrons move, spin and synchronize in unusual ways. For researchers, understanding the way these electrons carry out their intricate dances—and learning to manipulate their choreography—not ...
Nanophysics
Oct 3, 2022
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