STAR Physicists Track Sequential ‘Melting’ of Upsilons (IMAGE)
Caption
Scientists tracked how three different upsilon particles—each made of a bottom and antibottom quark held together with different binding energies—dissociate, or “melt,” in the soup of matter’s fundamental building blocks known as a quark-gluon plasma.
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Image courtesy of Brookhaven National Laboratory
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Image courtesy of Brookhaven National Laboratory
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