Exotic particle turns out to be quark molecule | Science News

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Exotic particle turns out to be quark molecule

Simulations suggest Lambda (1405) is meson-baryon combo

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11:04am, April 3, 2015

Like atoms, subatomic particles can link up to form “molecules.” A long-studied subatomic particle called Lambda (1405) is actually a molecule of two tightly knit particles, researchers report in the April 3 Physical Review Letters. The study reveals a novel arrangement of matter made of quarks, the fundamental constituents of Lambda (1405) and every nucleus of every atom in the universe.

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