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Related papers: The Electroweak Phase Transition, Part 2: $\epsilo…

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We present results on the two-loop leading and angular-dependent next-to-leading logarithmic virtual corrections to arbitrary processes at energies above the electroweak scale. In the `t Hooft-Feynman gauge the relevant Feynman diagrams…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , M. Melles , S. Pozzorini

We investigate if the recent mass resonance excesses seen around 95 GeV at the Large Hadron Collider (LHC) can be reconciled with a first-order electroweak phase transition. Performing the first large-scale parameter scan of the Type I Two…

High Energy Physics - Phenomenology · Physics 2026-03-31 Ansh Bhatnagar , Djuna Croon , Philipp Schicho

Recent developments in the field of complete electroweak tree-level calculations for six-fermion final states in e+ e- collisions are briefly reviewed. Particular attention is given to top-quark and Higgs boson physics, which are items of…

High Energy Physics - Phenomenology · Physics 2009-10-31 F. Piccinini

We compute the next-to-leading order QCD and electroweak corrections to $Z$ and $W$ pole observables using the dimension-6 Standard Model effective field theory and present numerical results that can easily be included in global fitting…

High Energy Physics - Phenomenology · Physics 2022-09-28 Sally Dawson , Pier Paolo Giardino

We lay out the basis of factorization at the amplitude level for processes involving the entire Standard Model. The factorization appears in a generalized eikonal approximation in which we expand around a quasi-soft limit for massive gauge…

High Energy Physics - Phenomenology · Physics 2024-07-16 Simon Plätzer , Malin Sjodahl

Until recently precision electroweak computations were fundamentally uncertain due to lack of knowledge about the existence of the Standard Model Higgs boson and its mass. For this reason substantial calculational machinery had to be…

High Energy Physics - Phenomenology · Physics 2014-08-13 James D. Wells , Zhengkang Zhang

The production of a neutral and a charged vector boson with subsequent decays into three charged leptons and a neutrino is a very important process for precision tests of the Standard Model of elementary particles and in searches for…

High Energy Physics - Phenomenology · Physics 2017-10-25 Benedikt Biedermann , Ansgar Denner , Lars Hofer

I review the status of the strength of the electroweak phase transition, and electroweak baryogenesis in the Minimal Supersymmetric Standard Model (work done with K. Kainulainen and M. Joyce). The emphasis is on new brane-inspired ideas…

High Energy Physics - Phenomenology · Physics 2007-05-23 James M. Cline

Electroweak measurements from early in Run II of the Tevatron Collider at Fermilab are presented as well as future prospects for Run II. The effect of Tevatron measurements on worldwide electroweak fits and the Higgs mass is also discussed.

High Energy Physics - Experiment · Physics 2010-04-22 Sean E. K. Mattingly

If the electroweak phase transition (EWPT) is of strongly first order due to higher dimensional operators, the scale of new physics generating them is at the TeV scale or below. In this case the effective-field theory (EFT) neglecting…

High Energy Physics - Phenomenology · Physics 2018-08-01 Mikael Chala , Claudius Krause , Germano Nardini

Starting from a theoretical representation of the electroweak component of four-fermion neutral current processes that uses as theoretical input the experimental measurements at the Z peak, we consider the asymptotic high energy behaviour…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Beccaria , P. Ciafaloni , D. Comelli , F. M. Renard , C. Verzegnassi

We present the results of the complete electroweak loop corrections to the process $ gg \to gH $ at the Large Hadron Collider. The electroweak corrections to the total cross section are found to be approximately $ +4\% $. At the…

High Energy Physics - Phenomenology · Physics 2025-08-05 Huan-Yu Bi , Yan-Qing Ma , Dao-Ming Mu

I review a recent analytic method for computing matrix elements of electroweak operators based on the large-Nc expansion. In particular, I give a rather detailed description of the matching of the quark Lagrangian onto the meson chiral…

High Energy Physics - Phenomenology · Physics 2017-08-23 S. Peris

The basic tool for the study of the electroweak phase transition is $V_{eff} (\phi,T)$, the one-loop finite-temperature effective potential, improved by all-loop resummations of the most important infrared contributions. In this paper we…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. R. Espinosa , M. Quirós , F. Zwirner

We present the first computation of the full next-to-leading-order QCD and electroweak corrections to the WZ scattering process at the LHC. All off-shell, gauge-boson-decay, and interference effects are taken into account for the process…

High Energy Physics - Phenomenology · Physics 2019-07-24 Ansgar Denner , Stefan Dittmaier , Philipp Maierhöfer , Mathieu Pellen , Christopher Schwan

Electroweak baryogenesis (EWBG) remains a theoretically attractive and experimentally testable scenario for explaining the cosmic baryon asymmetry. We review recent progress in computations of the baryon asymmetry within this framework and…

High Energy Physics - Phenomenology · Physics 2015-06-05 David E. Morrissey , Michael J. Ramsey-Musolf

In this Letter, we present for the first time a calculation of the complete next-to-leading order corrections to the $gg \to ZH$ process. We use the method of small mass expansion to tackle the most challenging two-loop virtual amplitude,…

High Energy Physics - Phenomenology · Physics 2022-09-20 Guoxing Wang , Xiaofeng Xu , Yongqi Xu , Li Lin Yang

We report on the two-loop amplitude computation for the mixed QCD-electroweak corrections to the process $gg \to Hg$, with exact dependence on the electroweak boson masses. This amplitude has been employed in the computation of…

High Energy Physics - Phenomenology · Physics 2022-05-11 Matteo Becchetti , Francesco Moriello , Armin Schweitzer

We discuss the position in configuration space of the electroweak vortex solution. (Talk given at the NATO Advanced Research Workshop "Electroweak Physics and the Early Universe", Sintra, Portugal, March 1994)

High Energy Physics - Phenomenology · Physics 2007-05-23 F. R. Klinkhamer

By assuming the existence of the sequential fourth generation to the minimal supersymmetric standard model (MSSM), we study the possibility of a strongly first-order electroweak phase transition. We find that there is a parameter region of…

High Energy Physics - Phenomenology · Physics 2009-11-10 S. W. Ham , S. K. OH , D. Son