论文标题

两环混合QCD-EW更正到$ q \ overline {q} \ to h g $,$ qg \ to hq $,$ \ overline {q} g \ to h \ overline {q} $

Two-loop mixed QCD-EW corrections to $q \overline{q} \to H g$, $qg \to Hq$, and $\overline{q}g \to H\overline{q}$

论文作者

Bonetti, Marco, Panzer, Erik, Tancredi, Lorenzo

论文摘要

我们将双环混合QCD-electRoweak校正计算为$ q \ overline {q} \ to h g $及其交叉通道$ q g \ to h q $,$ \ overline {q} g \ to H \ reverline {q} $,限制了我们自己的贡献,以使我们自己的贡献虚拟虚拟循环。我们计算独立的螺旋性振幅以及此过程的形式因素,以代数参数的超静脉表达它们。 Feynman积分是通过Feynman参数直接集成来计算的,结果是根据理性预成分的基础表示的。

We compute the two-loop mixed QCD-Electroweak corrections to $q \overline{q} \to H g$ and its crossed channels $q g \to H q$, $\overline{q} g \to H \overline{q}$, limiting ourselves to the contribution of light virtual quarks. We compute the independent helicity amplitudes as well as the form factors for this process, expressing them in terms of hyperlogarithms with algebraic arguments. The Feynman integrals are computed by direct integration over Feynman parameters and the results are expressed in terms of a basis of rational prefactors.

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