Abstract
We update our previous global analysis of weak neutral current and and data in which the parameters and associated with new heavy physics were constrained, by incorporating recent results on properties and . We obtain , , and at 90% C.L., considerably better than the previous limits.
- Received 15 March 1991
DOI:https://doi.org/10.1103/PhysRevD.44.1591
©1991 American Physical Society