The meson has a measured total decay width

PHYSICS · Subjective · Fermi University Physics · Particle Physics & Quantum Fields · Particles, interactions and experiment · Particles, interactions and experiment

Particle Physics, Ch Decay rates, cross sections and phase space

Problem

The

\rho^0

meson has a measured total decay width

\Gamma = 149.1\,\mathrm{MeV}

. Calculate its mean lifetime

\tau

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