论文标题

QCD预测HADRONIC HIGGS衰减中事件形状的预测

QCD Predictions for Event-Shape Distributions in Hadronic Higgs Decays

论文作者

Coloretti, Guglielmo, Ridder, Aude Gehrmann-De, Preuss, Christian T

论文摘要

我们在QCD中以近来领先的顺序研究了Hadroonic Higgs衰减中的六个经典事件形状。为此,我们考虑了Yukawa引起的衰减到$ \ Mathrm {B} $ - Quark-Quark Pairs以及通过有效的Higgs-Gluon伴侣的两个粘合剂的衰减,考虑到了三个partons的三个partons的衰减。讨论了结果,特别关注事件形状的歧视力,以实现这两个类别的过程。

We study the six classical event-shape observables in hadronic Higgs decays at next-to-leading order in QCD. To this end, we consider the decay of on-shell Higgs bosons to three partons, taking into account both the Yukawa-induced decay to $\mathrm{b}$-quark pairs and the loop-induced decay to two gluons via an effective Higgs-gluon coupling. The results are discussed with a particular focus on the discriminative power of event shapes regarding these two classes of processes.

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