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We present compact analytic expressions for all one-loop helicity amplitudes contributing to ttbar production at hadron colliders.
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2006
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2006
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C. F. Berger, Z. Bern, L. J. Dixon, D. Forde and D. A. Kosower, Bootstrapping One-Loop QCD Amplitudes with General Helicities
2006
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J. H. Kühn, A. Scharf and P. Uwer, Electroweak effects in top-quark pair production at hadron colliders
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S. Dittmaier, P. Uwer and S. Weinzierl, NLO QCD corrections to t anti-t + jet production at hadron colliders
2007
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G. Ossola, C. G. Papadopoulos and R. Pittau, Reducing full one-loop amplitudes to scalar integrals at the integrand level
2007
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2010
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2011
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