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Related papers: Mini-review on Monte Carlo programs for Bhabha sca…

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Consideration is being given to upgrading the SuperKEKB electron-positron collider with the introduction of electron-beam polarization. This would enable a unique precision electroweak physics program that opens new ways to search for…

High Energy Physics - Phenomenology · Physics 2025-06-11 Caleb Miller , J. Michael Roney

The current status of the theoretical precision for the Bhabha luminometry is critically reviewed and pathways are outlined to the requirement targeted by the FCC-ee precision studies. Various components of the pertinent error budget are…

High Energy Physics - Phenomenology · Physics 2019-01-29 S. Jadach , W. Płaczek , M. Skrzypek , B. F. L. Ward , S. A. Yost

SABSPV is a code designed to perform a theoretical evaluation of small-angle Bhabha scattering cross sections by suitably matching fixed-order perturbative calculations and structure-function techniques. The implementation of realistic…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Cacciari , G. Montagna , O. Nicrosini , F. Piccinini

This work deals with the computation of electron pair correction to small angle Bhabha scattering, in order to contribute to the improvement of luminometry precision at LEP/SLC below 0.1% theoretical accuracy. The exact QED four-fermion…

High Energy Physics - Phenomenology · Physics 2011-07-19 G. Montagna , M. Moretti , O. Nicrosini , A. Pallavicini , F. Piccinini

A new Monte Carlo model is proposed for radiative corrections to Bhabha scattering by extending QEDPS developed for multi-photon emission in muon pair production in $e^+e^-$ annihilation. This is the QED version of the model known as parton…

High Energy Physics - Phenomenology · Physics 2017-02-01 J. Fujimoto , Y. Shimizu , T. Munehisa

In this paper we present a numerical implementation of the one-loop QED corrections to the hard-bremsstrahlung process e- e+ \to e- e+ gamma. These corrections can be included in the Monte Carlo event generators employed for simulating…

High Energy Physics - Phenomenology · Physics 2009-12-22 Stefano Actis , Pierpaolo Mastrolia , Giovanni Ossola

We report on a high-precision calculation of the Bhabha process in Quantum Electrodynamics, of interest for precise luminosity determination of electron-positron colliders involved in R measurements in the region of hadronic resonances. The…

High Energy Physics - Phenomenology · Physics 2009-09-29 G. Balossini , C. M. Carloni Calame , G. Montagna , O. Nicrosini , F. Piccinini

In this paper we present a new Monte Carlo event generator ReneSANCe for simulation of processes at electron-positron colliders. In the current release of the generator the Bhabha scattering ($e^+e^- \to e^-e^+$) and Higgs-strahlung…

High Energy Physics - Phenomenology · Physics 2020-07-15 Renat Sadykov , Vitaly Yermolchyk

A new version of the event generator BABAYAGA is presented, which is based on an original matching of the Parton Shower approach with the complete exact O(alpha) matrix element for the inclusion of the QED radiative corrections to the…

High Energy Physics - Phenomenology · Physics 2009-11-11 G. Balossini , C. M. Carloni Calame , G. Montagna , O. Nicrosini , F. Piccinini

We review the status of the calculation of next-to-next-to-leading order corrections to large angle Bhabha scattering in pure QED. After discussing the electron-loop and photonic corrections, we focus on the recently calculated two-loop…

High Energy Physics - Phenomenology · Physics 2008-11-07 R. Bonciani , A. Ferroglia

Precision measurement of the integrated luminosity $\mathcal{L}$ at future Higgs factories, including ILC, is of crucial importance for the cross-section measurements, and in particular for the line-shape measurements at the Z-pole. Since…

High Energy Physics - Experiment · Physics 2024-12-25 Ivan Smiljanić , Ivanka Božović , Goran Kačarević , Mirko Radulović , Jasna Stevanović

Recently, various cross sections of e+e- annihilation into hadrons were accurately measured in the energy range from 0.37 to 1.39 GeV with the CMD-2 detector at the VEPP-2M collider. In the pi+pi- channel a systematic uncertainty of 0.6%…

High Energy Physics - Phenomenology · Physics 2009-01-07 A. B. Arbuzov , G. V. Fedotovich , F. V. Ignatov , E. A. Kuraev , A. L. Sibidanov

The measurement of small-angle Bhabha scattering is used to determine the luminosity at the OPAL interaction point for the LEP I data recorded between 1993 and 1995. The measurement is based on the OPAL Silicon-Tungsten Luminometer which is…

High Energy Physics - Experiment · Physics 2019-08-17 The OPAL collaboration , G. Abbiendi

We present the results of our calculations to a one, two, and three loop approximation of the e$^+$e$^-$$\rightarrow$e$^+$e$^-$ Bhabha scattering cross-section at small angles. All terms contributing to the radiatively corrected…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Arbuzov , V. Fadin , E. Kuraev , L. Lipatov , N. Merenkov , L. Trentadue

Several models for the simulation of photon elastic scattering are quantitatively evaluated with respect to a large collection of experimental data retrieved from the literature. They include models based on the form factor approximation,…

Computational Physics · Physics 2012-09-27 Matej Batic , Gabriela Hoff , Maria Grazia Pia , Paolo Saracco

This paper presents the status of Monte Carlo simulation of one of the luminosity detectors considered for the future e+e- International Linear Collider (ILC). The detector consists of a tungsten/silicon sandwich calorimeter with pad…

Instrumentation and Detectors · Physics 2008-11-26 H. Abramowicz , R. Ingbir , S. Kananov , A. Levy

Monte Carlo event generators are in a modern terminology the digital twins of collider-based particle physics experiment. We give an introduction into the application of MC generators for particle physics, discuss their different components…

High Energy Physics - Phenomenology · Physics 2025-09-29 Jürgen Reuter

The results concerning the theoretical evaluation of the small-angle Bhabha Scattering cross section obtained during the Workshop on Physics at LEP2 (CERN, Geneva, Switzerland, 1995) by the Working Group ``Event Generators for Bhabha…

The Standard Model radiative corrections to the Bhabha scattering process are considered within the one-loop approximation. Both virtual corrections and corrections for the real photon emission are taken into consideration. The calculation…

High Energy Physics - Phenomenology · Physics 2020-10-27 A. G. Aleksejevs , S. G. Barkanova , Yu. M. Bystritskiy , V. A. Zykunov

We provide an exact calculation of next-to-next-to-leading order (NNLO) massive corrections to Bhabha scattering in QED, relevant for precision luminosity monitoring at meson factories. Using realistic reference event selections, exact…

High Energy Physics - Phenomenology · Physics 2015-06-03 C. M. Carloni Calame , H. Czyz , J. Gluza , M. Gunia , G. Montagna , O. Nicrosini , F. Piccinini , T. Riemann , M. Worek