Abstract
We present new results on the NNNLO top-antitop production cross section near threshold from potential and ultrasoft gluon corrections. The new non-logarithmic third-order terms are in the 10% range and lead to a significant reduction in the theoretical error.
| Original language | English |
|---|---|
| Article number | 051 |
| Journal | Proceedings of Science |
| Volume | 48 |
| State | Published - 2007 |
| Externally published | Yes |
| Event | 8th International Symposium on Radiative Corrections "Application of Quantum Field Theory to Phenomenology", RAD COR 2007 - Florence, Italy Duration: 1 Oct 2007 → 5 Oct 2007 |