Abstract
We estimate renormalization effects on and in the standard four-quark model, improving on a calculation by Altarelli, Petronzio, and Parisi. Even with systematic overestimates, the Weinberg-Salam model does not give a satisfactory account of the data.
- Received 12 July 1976
DOI:https://doi.org/10.1103/PhysRevLett.37.1313
©1976 American Physical Society