Lasers are great for heating things up, whether you need to do it quickly, hit a precise target, or do it from a distance. Under specific conditions, lasers can also cool things down, and that might be JUST what we need to tackle way-too-toasty data centers.
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Interesting idea but this article gives absolutely minimal technical information
Can this also be used to make “cooling microwave ovens” (laser coolers)?
…I’m only half joking.