nf2 contributions to fermionic four-loop form factors

We compute the four-loop contributions to the photon quark and Higgs quark form factors involving two closed fermion loops. We present analytical results for all nonplanar master integrals of the two nonplanar integral families which enter our calculation.

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Veröffentlicht in:Physical review. D 2017-07, Vol.96 (1)
Hauptverfasser: Lee, Roman N, Smirnov, Alexander V, Smirnov, Vladimir A, Steinhauser, Matthias
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container_title Physical review. D
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creator Lee, Roman N
Smirnov, Alexander V
Smirnov, Vladimir A
Steinhauser, Matthias
description We compute the four-loop contributions to the photon quark and Higgs quark form factors involving two closed fermion loops. We present analytical results for all nonplanar master integrals of the two nonplanar integral families which enter our calculation.
doi_str_mv 10.1103/PhysRevD.96.014008
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subjects Form factors
Integrals
Quarks
title nf2 contributions to fermionic four-loop form factors
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