Analytic Computations of Massive One-Loop Amplitudes
classification
✦ hep-ph
keywords
amplitudesanalyticapplicationsapproachescalculatecompactcomputationscontributions
read the original abstract
We show some new applications of on-shell methods to calculate compact helicity amplitudes for t tbar production through gluon fusion. The rational and mass renormalisation contributions are extracted from two independent Feynman diagram based approaches.
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