A proton beam of total energy strikes a stationary proton target

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

Particle Physics, Ch Invariant mass: decays, thresholds and the collider frame

Problem

A proton beam of total energy

120\,\mathrm{GeV}

strikes a stationary proton target. Take

m_pc^2 = 0.938\,\mathrm{GeV}

. Compute the centre-of-mass energy

\sqrt{s}

of the collision.

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