Assertion: chiral anomaly | /r/HasProperty | calculated by one-loop feynman diagrams
Facets:
Source sentences:
text: The chiral anomaly can be calculated exactly by one-loop Feynman diagrams, e.g. Steinberger's "triangle diagram", contributing to the pion decays, π 0 → γ γ {\displaystyle \pi ^{0}\to \gamma \gamma } and π 0