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From:
New Scientist - Home
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Swirly lasers can control an ungovernable cousin of magnetism
https://www.newscientist.com/article/2499486-swirly-lasers-can-control-an-ungovernable-cousin-of-magnetism/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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Short pulses of light that impart rotation on a material's atoms can be used to switch a property called ferroaxiality, which could let us build very stable and efficient memory devices