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What is the effect of the concept of chirality in weak interactions?

  • Controls the physics of the light mesons

  • Affects the neutrino masses

  • Leads to spontaneous symmetry breaking

  • Causes electron-positron annihilation

Answer

Chiral symmetry is a fundamental property of quantum field theory. It is the symmetry of a theory under the transformation of left-handed particles into right-handed particles and vice versa. In the Standard Model, chiral symmetry is broken by the weak interaction. This breaking of chiral symmetry controls the physics of the light mesons, which are the particles that mediate the weak interaction.
The Magnificent Mind of Murray Gell-Mann: A Spectacular Quiz on the Life and Work of an American Physics Luminary

The Magnificent Mind of Murray Gell-Mann: A Spectacular Quiz on the Life and Work of an American Physics Luminary

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