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Determination of the spin and parity of all-charm tetraquarks
Nature, Published online: 03 December 2025; doi:10.1038/s41586-025-09711-7The CMS Collaboration reports the measurement of the spin, parity, and charge conjugation properties of all-charm tetraquarks, exotic fleeting particles formed in protonproton collisions at the Large Hadron Collider.
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