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相关论文: A limit on top quark pair production at future ele…

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A search is presented for the production of a Higgs boson in association with a single top quark, based on data collected in 2016 by the CMS experiment at the LHC at a center-of-mass energy of 13 TeV, which corresponds to an integrated…

高能物理 - 实验 · 物理学 2019-05-29 CMS Collaboration

We analyze the production of neutral Higgs particles in association with the supersymmetric scalar partners of the third generation quarks at future high--energy hadron colliders [upgraded Tevatron, LHC] and $e^+e^-$ linear machines…

高能物理 - 唯象学 · 物理学 2009-10-31 A. Djouadi , J. -L. Kneur , G. Moultaka

We study the observability of new interactions which modify Higgs-pair production via vector-boson fusion processes at the LHC and at future proton-proton colliders. In an effective-Lagrangian approach, we explore in particular the effect…

高能物理 - 唯象学 · 物理学 2023-01-11 Wolfgang Kilian , Sichun Sun , Qi-Shu Yan , Xiaoran Zhao , Zhijie Zhao

We present the cross-section for the production of a Higgs boson at hadron-colliders at next-to- next-to-next-to-leading order (N3LO) in perturbative QCD. The calculation is based on a method to perform a series expansion of the partonic…

高能物理 - 唯象学 · 物理学 2015-06-03 Charalampos Anastasiou , Claude Duhr , Falko Dulat , Franz Herzog , Bernhard Mistlberger

In this paper, we report the measurement relative to the production of forward neutrons in proton-proton collisions at $\mathrm{\sqrt{s} = 13~TeV}$ obtained using the LHCf Arm2 detector at the Large Hadron Collider. The results for the…

Measurements are presented of differential cross-sections for top quark pair production in pp collisions at sqrt(s) = 7 TeV relative to the total inclusive top quark pair production cross-section. A data sample of 2.05/fb recorded by the…

高能物理 - 实验 · 物理学 2013-06-11 ATLAS Collaboration

A search for the central exclusive production of top quark-antiquark pairs ($\mathrm{t\bar{t}}$) is performed for the first time using proton-tagged events in proton-proton collisions at the LHC at a centre-of-mass energy of 13 TeV. The…

高能物理 - 实验 · 物理学 2024-07-16 CMS , TOTEM Collaborations

Charged Higgs bosons heavier than the top quark and decaying via $H^{\pm} \rightarrow tb$ are searched for in proton--proton collisions measured with the ATLAS experiment at $\sqrt{s}=8$ TeV corresponding to an integrated luminosity of 20.3…

高能物理 - 实验 · 物理学 2016-03-25 ATLAS Collaboration

The cross section of top quark pair production is measured in the $\mathrm{t\bar{t}}$ $\to$ $(\ell\nu_{\ell})(\tau_\mathrm{h}\nu_{\tau})\mathrm{b\bar{b}}$ final state, where $\tau_\mathrm{h}$ refers to the hadronic decays of the $\tau$…

高能物理 - 实验 · 物理学 2020-03-09 CMS Collaboration

I discuss top quark production in hadronic collisions. I present the soft-gluon resummation formalism and its derivation from factorization and renormalization-group evolution, and two-loop calculations of soft anomalous dimensions in the…

高能物理 - 唯象学 · 物理学 2013-11-05 Nikolaos Kidonakis

We study single charged Higgs boson production in photon-photon collision as a probe of the new dynamics of Higgs interactions. This is particularly important when the mass ($M_{H^\pm}$) of charged Higgs bosons ($H^{\pm}$) is relatively…

高能物理 - 唯象学 · 物理学 2009-11-07 Hong-Jian He , Shinya Kanemura , C. -P. Yuan

The measurement of the Higgs pair production via vector boson fusion can be used to test the trilinear Higgs self-coupling and the $VVHH$ $(V=Z,W)$ quartic gauge interactions. In this paper we present the calculations of the…

高能物理 - 唯象学 · 物理学 2014-04-02 Ling Liu-Sheng , Zhang Ren-You , Ma Wen-Gan , Guo Lei , Li Wei-Hua , Li Xiao-Zhou

We study Higgs boson pair production processes at future hadron and lepton colliders including the photon collision option in several new physics models; i.e., the two-Higgs-doublet model, the scalar leptoquark model, the sequential fourth…

高能物理 - 唯象学 · 物理学 2010-12-24 Eri Asakawa , Daisuke Harada , Shinya Kanemura , Yasuhiro Okada , Koji Tsumura

Measurements of the top quark-antiquark pair production cross section, $\sigma_\mathrm{t\bar{t}}$, can be used to constrain the strong coupling constant, $\alpha_{S}$, the top quark mass, $m_\mathrm{t}$, and the parton distribution…

高能物理 - 实验 · 物理学 2020-02-24 Matteo M. Defranchis

A measurement is presented of differential cross sections for $t$-channel single top quark and antiquark production in proton-proton collisions at a centre-of-mass energy of 13 TeV by the CMS experiment at the LHC. From a data set…

高能物理 - 实验 · 物理学 2020-05-08 CMS Collaboration

The results of a search for direct pair production of the scalar partner to the top quark using an integrated luminosity of $20.1 \rm{fb}^{-1}$ of proton-proton collision data at $\sqrt{s}=8$ TeV recorded with the ATLAS detector at the LHC…

高能物理 - 实验 · 物理学 2019-08-13 Chaowaroj Wanotayaroj

The inclusive top-quark pair ($t\bar{t}$) production cross-section $\sigma_{t\bar{t}}$ is measured in proton-proton collisions at a centre-of-mass energy $\sqrt{s}=5.02$ TeV, using 257 pb$^{-1}$ of data collected in 2017 by the ATLAS…

高能物理 - 实验 · 物理学 2023-07-04 ATLAS Collaboration

We present the total cross sections at next-to-next-to-leading order (NNLO) in the strong coupling for single and double charged Higgs production via weak boson fusion. Results are obtained via the structure function approach, which builds…

高能物理 - 唯象学 · 物理学 2011-10-06 Marco Zaro , Paolo Bolzoni , Fabio Maltoni , Sven-Olaf Moch

New theoretical and experimental information motivates a re-examination of the Standard Model Higgs production rates at the LHC pp collider. We present calculations of the relevant cross sections and branching ratios, including recently…

高能物理 - 唯象学 · 物理学 2008-02-03 Z. Kunszt , S. Moretti , W. J. Stirling

We make use of recent results in effective theory and higher-order perturbative calculations to improve the theoretical predictions of the top-quark pair production cross section at hadron colliders. In particular, we supplement the…

高能物理 - 唯象学 · 物理学 2015-05-28 Valentin Ahrens , Andrea Ferroglia , Matthias Neubert , Ben D. Pecjak , Li Lin Yang