Slepton pair production in association with a jet: NLO-QCD corrections and parton-shower effects

Slepton pair production in association with a jet: NLO-QCD corrections and parton-shower effects
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DOI:
10.1007/jhep02(2015)041
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发表时间:
2014-10
影响因子:
5.4
通讯作者:
B. Jäger;A. Manteuffel;Stephan Thier
B. Jäger;A. Manteuffel;Stephan Thier
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
B. Jäger;A. Manteuffel;Stephan Thier

文献摘要

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我们提出了一个计算的次领先的顺序QCD修正与喷流在LHC的slepton对生产连同其实施的POWHEG箱。为了模拟部分子簇射效应和slepton的衰变,我们采用了多用途的蒙特-卡罗程序PYTHIA。我们讨论了次主导阶QCD修正对实验可达分布的影响,并说明了部分子簇射如何修改对QCD辐射效应敏感的观测量。在这个过程中,我们对硬射流进行了完全控制,也为单射流分析提供了精确的预测。
We present a calculation of the next-to-leading order QCD corrections to slepton pair production in association with a jet at the LHC together with their implementation in the POWHEG BOX. For the simulation of parton-shower effects and the decays of the sleptons we employ the multi-purpose Monte-Carlo program PYTHIA. We discuss the impact of next-to-leading order QCD corrections on experimentally accessible distributions and illustrate how the parton shower can modify observables that are sensitive to QCD radiation effects. Having full control on the hard jet in the process, we provide precise predictions also for monojet analyses.