541
Alpha Rule (lemmy.ohaa.xyz)
submitted 2 years ago by to c/196@lemmy.blahaj.zone
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[–] 61 points 2 years ago (1 child)

γ is the Greek letter gamma. Those are γ-rays, not y-rays.

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  • [–] 5 points 2 years ago (2 children)

    So why are X-rays the only ones that are just X if the rest are Greek

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  • [–] 13 points 2 years ago (1 child)

    In an 1895 paper, Röntgen used "X" to label an unknown type of radiation. And the name stuck, despite his later objections. (Some languages do call them Röntgen rays.)

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