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We present the electroweak one-loop corrections to the processes e+e- -> f bar-f, f = tau, c, b, t, at energies relevant for a future linear collider. The results of two independent calculations are compared and agreement is found at a…

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Hahn , W. Hollik , A. Lorca , T. Riemann , A. Werthenbach

By using the GRACE-Loop system, we calculate the full $\mathcal{O}(\alpha)$ electroweak radiative corrections to the process $e^+e^- \rightarrow e^+e^- \gamma$, which is important for future investigations at the International Linear…

High Energy Physics - Phenomenology · Physics 2014-12-08 P. H. Khiem , Y. Kurihara , J. Fujimoto , T. Ishikawa , T. Kaneko , K. Kato , N. Nakazawa , Y. Shimizu , T. Ueda , J. A. M. Vermaseren , Y. Yasui

We consider W-boson scattering at high-energy e+ e- colliders and study one-loop logarithmic electroweak corrections within the Standard Model assuming a light Higgs boson. We present explicit analytical results for W+ W- -> W+ W-. Using…

High Energy Physics - Phenomenology · Physics 2010-10-27 E. Accomando , A. Denner , S. Pozzorini

We present the results of a complete analysis of the one loop electroweak corrections to $e^-e^+\to\gamma\gamma, ~Z\gamma, ~ZZ$ in the Standard (SM) and the Minimal Supersymmetric Standard Model (MSSM). A special emphasis is put on the high…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. J. Gounaris , J. Layssac , F. M. Renard

A theoretical description of elastic polarized muon-electron scattering is presented. Complete one-loop electroweak radiative corrections are calculated with taking into account the exact dependence on the muon mass. The effects due to some…

High Energy Physics - Phenomenology · Physics 2022-03-14 A. B. Arbuzov , S. G. Bondarenko , L. V. Kalinovskaya , L. A. Rumyantsev , V. L. Yermolchyk

We compute the full one-loop Electro-Weak (EW) contributions of O(alpha_S alpha_EM^3) entering the electron-positron into a quark-antiquark pair plus one gluon cross section at the Z peak and LC energies in presence of polarisation of the…

High Energy Physics - Phenomenology · Physics 2009-03-04 C. M. Carloni Calame , S. Moretti , F. Piccinini , D. A. Ross

The cross section for $e^-e^- \to e^-e^-$ with arbitrary electron polarizations is calculated within the Electroweak Standard Model for energies large compared to the electron mass, including the complete virtual and soft-photonic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ansgar Denner , Stefano Pozzorini

We have calculated the electroweak O(\alpha) corrections to the processes p p -> Z \gamma + X -> \nu_l \bar{\nu}_l \gamma + X, p p -> Z \gamma + X -> l \bar{l} \gamma + X, and p p -> W \gamma + X -> \nu_l \bar{l} \gamma + X at the LHC, with…

High Energy Physics - Phenomenology · Physics 2009-01-07 E. Accomando , A. Denner , C. Meier

Radiative corrections to the charged current Drell-Yan processes are revisited. Complete one-loop electroweak corrections are calculated within the automatic SANC system. Electroweak scheme dependence and the choice of the factorization…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Arbuzov , D. Bardin , S. Bondarenko , P. Christova , L. Kalinovskaya , G. Nanava , R. Sadykov

We summarize results for the complete one-loop electroweak logarithmic corrections for general processes at high energies and fixed angles. Our results are applicable to arbitrary matrix elements that are not mass-suppressed. We give…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ansgar Denner , Stefano Pozzorini

We have studied the effect of one-loop logarithmic electroweak radiative corrections on WZ and $W\gamma$ production processes at the LHC. We present analytical results for the leading-logarithmic electroweak corrections to the corresponding…

High Energy Physics - Phenomenology · Physics 2008-11-26 Elena Accomando , Ansgar Denner , Stefano Pozzorini

The precise investigation of the $W^+ W^-Z^0$ production at the $e^+e^-$ International Linear Collider(ILC) is of crucial importance in probing the couplings between massive vector gauge bosons and discovering the signature of new physics…

High Energy Physics - Phenomenology · Physics 2014-11-20 Sun Wei , Ma Wen-Gan , Zhang Ren-You , Guo Lei , Song Mao

Using two different approaches, we perform updated and detailed calculations of the complete one-loop (Next-to-Leading Order (NLO)) set of electroweak radiative corrections to the parity violating e- e- -> e- e- (gamma) scattering…

High Energy Physics - Phenomenology · Physics 2011-08-18 A. Aleksejevs , S. Barkanova , A. Ilyichev , Y. Kolomensky , V. Zykunov

Complete one-loop electroweak corrections to neutral current Drell-Yan process $p p \to \ell^+\ell^- X$ are presented for the case of longitudinal polarization of initial particles. Cross sections for longitudinally polarized protons allow…

High Energy Physics - Phenomenology · Physics 2023-05-10 S. Bondarenko , Ya. Dydyshka , L. Kalinovskaya , R. Sadykov , V. Yermolchyk

This PhD thesis is concerned with one-loop virtual electroweak corrections to arbitrary processes in the high-energy limit. Complete results are presented for the leading and subleading logarithms of large ratios of energy scales to mass…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stefano Pozzorini

We review the techniques necessary for the calculation of virtual electroweak and soft photonic corrections at the one-loop level. In particular we describe renormalization, calculation of one-loop integrals and evaluation of one-loop…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ansgar Denner

We present the full order alpha electroweak radiative corrections to e+e- -> e+e-H. The computation is performed with the help of GRACE-loop. The extraction of the full QED corrections is performed, these are quite large at threshold. The…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Boudjema , J. Fujimoto , T. Ishikawa , T. Kaneko , K. Kato , Y. Kurihara , Y. Shimizu , Y. Yasui

Precise predictions for an $e^+e^-\rightarrow t\bar{t}$ cross-section are presented in the energy region from 400 GeV to 800 GeV. Cross-sections are estimated including the beam-polarization effects with full $\mathcal{O}(\alpha)$, and also…

High Energy Physics - Phenomenology · Physics 2019-07-03 Junpei Fujimot , Yoshimasa Kurihara , Nhi M. U. Quach

The full $\mathcal{O}(\alpha)$ electroweak radiative corrections to $t \bar{t} \gamma$ and $e^-e^+\gamma$ productions at the International Linear Collider (ILC) are presented in this paper. The computation is performed with the help of…

High Energy Physics - Phenomenology · Physics 2014-03-27 P. H. Khiem , Y. Kurihara , J. Fujimoto , M. Igarashi , T. Ishikawa , T. Kaneko , K. Kato , N. Nakazawa , Y. Shimizu , K. Tobimatsu , T. Ueda , J. A. M. Vermaseren , Y. Yasui

Radiative corrections to the neutral current Drell--Yan-like processes are considered. Complete one-loop electroweak corrections are calculated within the SANC system. Theoretical uncertainties are discussed. Numerical results are presented…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Arbuzov , D. Bardin , S. Bondarenko , P. Christova , L. Kalinovskaya , G. Nanava , R. Sadykov