Does it fit into the standard model? I thought higgs boson was the last undiscov... | Hacker News

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		mirthless on July 30, 2021 \| parent \| context \| favorite \| on: New exotic matter particle, a tetraquark, discover... Does it fit into the standard model? I thought higgs boson was the last undiscovered particle according to the standard model.

xhrpost on July 30, 2021 | [–]

You're referring to elementary particles. This is not elementary as it is composed of Quarks, which are part of the standard model and are elementary.

x3n0ph3n3 on July 30, 2021 | | [–]

tetra-quark: 4 quarks. It's composed of particles that are already part of the standard model, just an a previously unseen arrangement.

ur-whale on July 30, 2021 | [–]

Particles are compositional.

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