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相关论文: Radiative corrections to single Higgs boson produc…

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State-of-the-art predictions for the Higgs-boson production cross section via gluon fusion and for all relevant Higgs-boson decay channels are presented in the presence of a fourth Standard-Model-like fermion generation. The qualitative…

高能物理 - 唯象学 · 物理学 2015-06-03 A. Denner , S. Dittmaier , A. Muck , G. Passarino , M. Spira , C. Sturm , S. Uccirati , M. M. Weber

We implement, at next-to-next-to-leading order, the QCD corrections to Standard Model Higgs boson production in association with vector bosons at hadron colliders, $q\bar{q} \to HV$ with $V=W,Z$. They consist of the two--loop corrections to…

高能物理 - 唯象学 · 物理学 2014-11-17 Oliver Brein , Abdelhak Djouadi , Robert Harlander

We study resonant CP violation in the Higgsstrahlung process e^+e^- -> H_{1,2,3} (Z -> e^+e^-, \mu^+\mu^-) and subsequent decays H_{1,2,3} -> b \bar{b}, \tau^-\tau^+, in the MSSM with Higgs-sector CP violation induced by radiative…

高能物理 - 唯象学 · 物理学 2009-09-11 John Ellis , Jae Sik Lee , Apostolos Pilaftsis

We present for the first time the exact NLO QCD corrections to the light-quark part of the mixed QCD-EW contributions to Higgs production via gluon fusion at LHC13, with exact EW-boson mass dependence. The relevant two-loop real-emission…

高能物理 - 唯象学 · 物理学 2021-03-31 Matteo Becchetti , Roberto Bonciani , Vittorio Del Duca , Valentin Hirschi , Francesco Moriello , Armin Schweitzer

We present results on the strong and electroweak NLO corrections to the production of a Higgs boson plus two hard jets via weak interactions at the LHC. The calculation includes all weak-boson fusion and quark-antiquark annihilation…

高能物理 - 唯象学 · 物理学 2008-11-26 Mariano Ciccolini , Ansgar Denner , Stefan Dittmaier

One loop radiative corrections to $e^+e^-\to H^+ H^-$ are considered at future linear collider energies, in the general type II Two Higgs Doublet Model (THDM) and in the Minimal Supersymmetric Standard Model-like (MSSM) Higgs sector. To…

高能物理 - 唯象学 · 物理学 2009-10-31 A. Arhrib , G. Moultaka

Our goal is to investigate the charged Higgs phenomenology in the framework of 2HDM at the upcoming $e^+e^-$ and muon colliders. We are primarily concerned with the associated production processes with a fermion pair: $\ell^+ \ell^- \to…

高能物理 - 唯象学 · 物理学 2024-09-02 Brahim Ait Ouazghour , Abdesslam Arhrib , Kingman Cheung , Es-said Ghourmin , Larbi Rahili

The relevance of fermion loop corrections to four fermion processes at e+ e- colliders is reviewed with regard to the recent extension to the case of massive external particles and its application to single-W processes.

高能物理 - 唯象学 · 物理学 2009-10-31 Alessandro Ballestrero

We investigated the effect of the light fermion masses on cross sections for e^+e^- into 4 fermions in the Fermion Loop scheme defined in hep-ph/9612260, and approximations to it. The effects are found to be very small, except of course in…

高能物理 - 唯象学 · 物理学 2009-10-30 Jiri Hoogland , Geert Jan van Oldenborgh

In these proceedings, we summarise our recent calculations of next-to-leading order electroweak corrections to Higgs boson pair and Higgs boson plus jet production. The calculations are divided into different regions. In the high-energy…

高能物理 - 唯象学 · 物理学 2023-10-24 Hantian Zhang

Vector-boson pair production ranks among the most important Standard-Model benchmark processes at the LHC, not only in view of on-going Higgs analyses. These processes may also help to gain a deeper understanding of the electroweak…

高能物理 - 唯象学 · 物理学 2015-06-11 Anastasiya Bierweiler , Tobias Kasprzik , Johann H. Kühn , Sandro Uccirati

We calculate the full one-loop electroweak radiative corrections to the cross section of single W-boson inclusive hadroproduction at finite transverse momentum (p_T). This includes the O(alpha) corrections to W+j production, the O(alpha_s)…

高能物理 - 唯象学 · 物理学 2008-11-26 W. Hollik , T. Kasprzik , B. A. Kniehl

The two-loop corrections to the electroweak gauge bosons quartic couplings growing quadratically with the Higgs boson mass are calculated in the Standard Model in the limit of large Higgs mass. The corrections to WWWW, WWZZ and ZZZZ…

高能物理 - 唯象学 · 物理学 2009-10-30 V. Borodulin , G. Jikia

To match the precision of present and future measurements of Z-boson production at hadron colliders, electroweak radiative corrections must be included in the theory predictions. In this paper we consider their effect on the transverse…

高能物理 - 唯象学 · 物理学 2010-04-05 J. H. Kuhn , A. Kulesza , S. Pozzorini , M. Schulze

One-loop production of a Higgs boson in electro-photon collisions at future accelerators is studied via the process (e gamma -> e H), for intermediate Higgs masses. Exact cross sections, including the possibility of longitudinally polarized…

高能物理 - 唯象学 · 物理学 2014-11-17 E. Gabrielli , V. A. Ilyin , B. Mele

In gauge models with bigger number of Higgs particles their couplings to fermions are more complicated then in the standard model (SM). The influence of the Higgs bosons exchange on the neutrino production cross section in $e^-e^+$…

高能物理 - 唯象学 · 物理学 2011-08-17 J. Gluza , M. Zralek

One loop contributions to the Higgs boson masses and mixings from the chargino sector consisting of the chargino, the W, and the charged Higgs boson ($\chi^+-W-H^+$) exchanges and including the effects of large CP violating phases are…

高能物理 - 唯象学 · 物理学 2010-05-19 Tarek Ibrahim , Pran Nath

We studied the one-loop contributions of the gaugino-Higgsino-sector to the process of top-pair production via $\gamma \gamma$ fusion at NLC in frame of the Minimal Supersymmetric Model(MSSM). We find that the corrections to $\gamma \gamma…

高能物理 - 唯象学 · 物理学 2009-10-31 Zhou Mian-Lai , Ma Wen-Gan , Han Liang , Jiang Yi , Zhou Hong

We assess the potential of future electron-positron linear colliders operating in the $e^\pm\gamma$ mode in detecting charged Higgs bosons with mass around and larger than the top quark mass, using Compton back-scattered photons from laser…

高能物理 - 唯象学 · 物理学 2011-07-19 S. Kanemura , S. Moretti , K. Odagiri

We examine contributions to single Higgs boson production processes via $Z'$ and $W'$ bosons in the $SU(3)_C\times SO(5)_W\times U(1)_X$ gauge-Higgs unification (GHU) model. In particular, we analyze the cross sections of three single Higgs…

高能物理 - 唯象学 · 物理学 2023-05-10 Shuichiro Funatsu , Hisaki Hatanaka , Yuta Orikasa , Naoki Yamatsu