Griffiths Introduction to Elementary Particles · Problem 9.8

Quantum Chromodynamics — David J. Griffiths

Physics — QFT · quark-quark-color-factors

Problem

Verify the color factor

f = \frac{1}{3}

for the sextet

qq

configuration (Example 9.3) and

f = -\frac{2}{3}

for the triplet

qq

configuration (Example 9.4), and hence confirm the potentials (9.38) and (9.39).