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Triboson processes allow for a measurement of the triple and quartic couplings of the Standard Model gauge bosons, which can be used to constrain anomalous gauge couplings. In this paper we calculate the next-to-leading order electroweak…

High Energy Physics - Phenomenology · Physics 2018-08-15 Marek Schönherr

We propose a minimal unified model of the electroweak interactions without a Higgs particle in the final physical spectrum. This is achieved through adding a nonlinear constraint for the Higgs field in the Lagrangian in which the field's…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. Vitev , V. Rizov

Several different effects in electroweak quantum corrections are explored separately through the latest data on the weak-boson masses. The leading-log approximation, the improved-Born approximation and the non-decoupling top-quark effects…

High Energy Physics - Phenomenology · Physics 2015-06-25 Zenrō Hioki

The global fit of the Standard Model predictions to electroweak precision data, which has been routinely performed in the past decades by several groups, led to the prediction of the top quark and the Higgs boson masses before their…

High Energy Physics - Phenomenology · Physics 2019-05-01 Jens Erler , Matthias Schott

We compute analytically the complete electroweak two-loop corrections to the $B^0-{\bar B}^0$ mixing. These corrections fix the normalization of the electroweak coupling employed in the extraction of $|V_{td}|$ and reduce the theoretical…

High Energy Physics - Phenomenology · Physics 2009-10-31 P. Gambino , A. Kwiatkowski , N. Pott

Precision measurement of quark Yukawa couplings is a crucial aspect of Higgs property study. Proposed as a future upgrade of the Large Hadron Collider (LHC), the Large Hadron electron Collider (LHeC) provides opportunities to probe quark…

High Energy Physics - Phenomenology · Physics 2023-03-07 Bowen Wang , Kai Wang , Hanying Xiong

Warped extra dimensions allow a novel way of solving the hierarchy problem, with all fundamental mass parameters of the theory naturally of the order of the Planck scale. The observable value of the Higgs vacuum expectation value is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Marcela Carena , Antonio Delgado , Eduardo Ponton , Tim M. P. Tait , C. E. M. Wagner

By considering its generalization to composite J=0 mesons proposed in a previous work [1], I show how and why a chiral extension of the Glashow-Salam-Weinberg standard model of electroweak interactions calls, there, for right-handed charged…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Machet

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…

High Energy Physics - Phenomenology · Physics 2009-10-30 V. Borodulin , G. Jikia

We consider massive deformation of $U(2)$ gauge bosons in a recently developed holonomy formalism and propose a novel electroweak model. The massive gauge bosons arise from massive deformation of spinor momenta, which implies that the mass…

High Energy Physics - Theory · Physics 2013-11-20 Yasuhiro Abe

The global fit of the Standard Model to electroweak precision data, routinely performed by the LEP electroweak working groups and others, has been revisited in view of (i) the development of the new generic fitting package, Gfitter, (ii)…

High Energy Physics - Phenomenology · Physics 2019-08-14 Johannes Haller

We argue that, within a broad class of extensions of the Standard Model, there is a tight corellation between the dynamics of the electroweak phase transition and the cubic self-coupling of the Higgs boson: Models which exhibit a strong…

High Energy Physics - Phenomenology · Physics 2009-02-20 Andrew Noble , Maxim Perelstein

The recent measurement by the CDF Collaboration of the $W$ boson mass is in significant tension with the Standard Model expectation, showing a discrepancy of seven standard deviations. A larger value of $m_W$ affects the global electroweak…

High Energy Physics - Phenomenology · Physics 2022-09-08 Linda M. Carpenter , Taylor Murphy , Matthew J. Smylie

We discuss electroweak precision constraints on dimension-6 operators in the effective theory beyond the standard model. We identify the combinations of these operators that are constrained by the pole observables (the W and Z masses and…

High Energy Physics - Phenomenology · Physics 2015-06-23 Adam Falkowski , Francesco Riva

Radiative corrections of strong and electroweak interactions are presented at next-to-leading order for the production of a Higgs boson plus two hard jets via weak interactions at the LHC. The calculation includes all weak-boson fusion and…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Ciccolini , A. Denner , S. Dittmaier

A consistent strategy for the subtraction of the divergences in the nonlinearly realized Electroweak Model in the loop expansion is presented. No Higgs field enters into the perturbative spectrum. The local functional equation (LFE),…

High Energy Physics - Phenomenology · Physics 2010-02-21 Daniele Bettinelli , Ruggero Ferrari , Andrea Quadri

The precise renormalizable interactions in the bosonic sector of electroweak theory are intrinsically determined in the autonomous approach to perturbation theory. This proceeds directly on the Hilbert-Fock space built on the Wigner…

High Energy Physics - Theory · Physics 2026-05-07 José M. Gracia-Bondía , Karl-Henning Rehren , Joseph C. Várilly

A phenomenological consequence of electroweak baryogenesis is studied in connection with the Higgs physics. In a two Higgs double model, the first order phase transition can be strong enough to allow the electroweak baryogenesis due to the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Shinya Kanemura , Yasuhiro Okada , Eibun Senaha

We compute the complete supersymmetric next-to-leading order corrections to the production of a light Higgs boson in weak boson fusion. The size of the electroweak corrections is of similar order as the next-to-leading order corrections in…

High Energy Physics - Phenomenology · Physics 2009-04-08 W. Hollik , T. Plehn , M. Rauch , H. Rzehak

We discuss an alternative implementation of the Higgs boson within the Standard Model which is possible if the renormalizability condition is relaxed. Namely, at energy scale $\Lambda$ the Higgs boson interacts at tree-level only with…

High Energy Physics - Phenomenology · Physics 2011-03-15 Robert Foot , Archil Kobakhidze
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