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Z(4430) is a mesonic resonance discovered by the Belle experiment. [1]

14 relations: Belle experiment, Exotic hadron, Exotic meson, KEK, LHCb, Meson, Parity (physics), Resonance (particle physics), Statistical significance, Tetraquark, Total angular momentum quantum number, X(3872), Y(4140), Zc(3900).

Belle experiment

The Belle experiment is a particle physics experiment conducted by the Belle Collaboration, an international collaboration of more than 400 physicists and engineers investigating CP-violation effects at the High Energy Accelerator Research Organisation (KEK) in Tsukuba, Ibaraki Prefecture, Japan.

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Exotic hadron

Exotic hadrons are subatomic particles composed of quarks and gluons, but which do not fit into the usual scheme of hadrons.

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Exotic meson

Non-quark model mesons include.

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, known as KEK, is a national organization whose purpose is to operate the largest particle physics laboratory in Japan, which is situated in Tsukuba, Ibaraki prefecture.

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The LHCb (standing for "Large Hadron Collider beauty") experiment is one of seven particle physics detector experiments collecting data at the Large Hadron Collider accelerator at CERN.

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In particle physics, mesons are hadronic subatomic particles composed of one quark and one antiquark, bound together by the strong interaction.

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Parity (physics)

In quantum physics, a parity transformation (also called parity inversion) is the flip in the sign of one spatial coordinate.

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Resonance (particle physics)

In particle physics, a resonance is the peak located around a certain energy found in differential cross sections of scattering experiments.

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Statistical significance

In statistics, statistical significance (or a statistically significant result) is attained when a ''p''-value is less than the significance level.

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A tetraquark, in particle physics, is an exotic meson composed of four valence quarks.

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Total angular momentum quantum number

In quantum mechanics, the total angular momentum quantum number parameterises the total angular momentum of a given particle, by combining its orbital angular momentum and its intrinsic angular momentum (i.e., its spin).

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The X(3872) is an anomalous particle with a mass of 3871.68 MeV/c2 which does not fit into the quark model because of its quantum numbers.

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The Y(4140) particle is an electrically neutral particle that is about 4.4 times heavier than the proton.

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The Zc(3900) is a hadron, a type of subatomic particle made of quarks, believed to be the first tetraquark that has been observed experimentally.

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[1] https://en.wikipedia.org/wiki/Z(4430)

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