One-Loop Helicity Amplitudes for ttbar Production at Hadron Colliders

Details One-Loop Helicity Amplitudes for ttbar Production at Hadron Colliders One-Loop Helicity Amplitudes for ttbar Production at Hadron Colliders

2011-01-31

arxiv.org/abs/1101.5947v2

Phys.Rev.D83:074020,2011

Physics

High Energy Physics

High Energy Physics - Phenomenology

29 pages, 5 figures, v2 typos corrected (journal version)

Scientific paper

10.1103/PhysRevD.83.074020

We present compact analytic expressions for all one-loop helicity amplitudes
contributing to ttbar production at hadron colliders. Using recently developed
generalised unitarity methods and a traditional Feynman based approach we
produce a fast and flexible implementation.

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