Abstract
We calculate the non-universal correction to the Zbb vertex in a simple extension of the Standard Model, where a charge +2/3 isosinglet quark is added to the standard spectrum. Comparison is made with other solutions to Rb (and Rc) that demand particles lighter than Mw.
| Original language | English |
|---|---|
| Pages (from-to) | 544-550 |
| Number of pages | 7 |
| Journal | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics |
| Volume | 387 |
| Issue number | 3 |
| DOIs | |
| Publication status | Published - 1996 Oct 24 |
| Externally published | Yes |
ASJC Scopus subject areas
- Nuclear and High Energy Physics