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5.8 trillion degrees: getting to the bottom of when the smallest meson melts

From United States Department of Energy June 11, 2023 A heavy bottom quark (b) and an anti-bottom quark bonded together form a low-temperature meson called bottomonium. Bottomoniums can melt at higher temperatures. Credit: Brookhaven National Laboratory Scientists’ calculations indicate that bottomonium mesons, made up of a bottom quark and its antimatter counterpart, require temperatures aboveā€¦ Read More »