A fermion is any particle that has an odd half-integer (like 1/2, 3/2, and so forth) spin. Quarks and leptons, as well as most composite particles, like protons and neutrons, are fermions.

A fermion is any particle that has an odd half-integer (like 1/2, 3/2, and so forth) spin. Quarks and leptons, as well as most composite particles, like protons and neutrons, are fermions.

HIGGS BOSON : a hypothetical elementary particle that has zero spin and large mass and that is required by some gauge theories to account for the masses of other elementary particles.

Added 4/8/2013 4:41:33 AM

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