English
Related papers

Related papers: Radiative Corrections, New Physics Fits and e+e-->…

200 papers

Neutrino oscillation experiments at accelerator energies aim to establish charge-parity violation in the neutrino sector by measuring the energy-dependent rate of $\nu_e$ appearance and $\nu_\mu$ disappearance in a $\nu_\mu$ beam. These…

High Energy Physics - Phenomenology · Physics 2022-10-12 Oleksandr Tomalak , Qing Chen , Richard J. Hill , Kevin S. McFarland

Control over quantum electrodynamics (QED) radiative corrections is critical for precise determination of neutrino oscillation probabilities from observed (anti)neutrino detection rates. It is particularly important to understand any…

High Energy Physics - Phenomenology · Physics 2022-11-23 Oleksandr Tomalak , Qing Chen , Richard J Hill , Kevin S McFarland , Clarence Wret

In the light of recent muon (g-2) result by the E821 experiment at BNL, the importance of and interest in the total hadronic cross sections in e+ e- collisions and R(e+ e- --> hadrons) have been heightened. We report on the integrated data…

High Energy Physics - Phenomenology · Physics 2017-08-23 K. Kang , V. V. Ezhela , S. K. Kang , S. B. Lugovsky , M. R. Whalley , O. V. Zenin

The cross-section for W^+W^- \to W^+W^- with arbitrarily polarized W bosons is calculated within the Electroweak Standard Model including the complete virtual and soft-photonic O(alpha) corrections. We show the numerical importance of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , T. Hahn

We propose a factorized approach to QED radiative corrections for inclusive and semi-inclusive deep-inelastic scattering to systematically account for QED and QCD radiation contributions to both processes on equal footing. This is achieved…

High Energy Physics - Phenomenology · Physics 2021-12-01 Tianbo Liu , W. Melnitchouk , Jian-Wei Qiu , N. Sato

Inclusion of the QED higher order radiative corrections in the two-photon process, e+e- -> e+e- mu+mu-, is examined by means of the structure function and the parton shower. Results are compared with the exact $O(\alpha)$ calculations and…

High Energy Physics - Phenomenology · Physics 2009-10-31 Y. Kurihara , J. Fujimoto , Y. Shimizu , K. Kato , K. Tobimatsu , T. Munehisa

QCD corrections to the electron positron annihilation cross-section into hadrons and to the hadronic $Z$ boson decay rate are reviewed. Formal developments are introduced in a form particularly suited for practical applications. These…

High Energy Physics - Phenomenology · Physics 2009-10-28 K. G. Chetyrkin , J. H. Kühn , A. Kwiatkowski

In this dissertation, a complete calculation of QED radiative corrections is presented for total cross sections and forward- backward asymmetries for s-channel fermion pair production in e+e- annihilation with kinematical cuts to the final…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. A. Jack

We present a new calculation, in the nonrelativistic QCD (NRQCD) factorization formalism, of the relativistic corrections to the double-charmonium cross section sigma[e+ e- -> J/psi+eta_c] at the energy of the Belle and BABAR experiments.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Geoffrey T. Bodwin , Jungil Lee , Chaehyun Yu

We compute the total cross section as well as angular and energy distributions for process $e^+e^-\to\gamma\gamma\gamma$ with both unpolarized and polarized beams in the framework of noncommutative quantum electrodynamics (NCQED). The…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alberto Devoto , Stefano Di Chiara , Wayne W. Repko

A total and differential cross-section calculation for the Electroweak Standard Model reaction $e^+ e^- \rightarrow (Z^0 Z^0) \rightarrow f_1\bar{f_1}f_2\bar{f_2}(\gamma)$\ including the effects of the finite $Z^0$\ width and, for the first…

High Energy Physics - Phenomenology · Physics 2007-05-23 Dietrich Lehner

We derive the atomic radiative corrections predicted by QED using an alternative approach that offers the advantage of physical clarity and transparency. The element that gives rise to these corrections is the fluctuating zero-point…

Quantum Physics · Physics 2013-01-29 Ana María Cetto , Luis de la Peña , Andrea Valdés-Hernández

Current particle phenomenology is characterized by the spectacular agreement of the predictions of the Standard Model of particle physics (SM) with all results from collider experiments and by the absence of significant signals of…

High Energy Physics - Phenomenology · Physics 2020-06-24 Ansgar Denner , Stefan Dittmaier

We formulate a complete theory of Edge Radiation based on a novel method relying on Fourier Optics techniques. Similar types of radiation like Transition Undulator Radiation are addressed in the framework of the same formalism. Special…

Accelerator Physics · Physics 2008-08-14 Gianluca Geloni , Vitali Kocharyan , Evgeni Saldin , Evgeni Schneidmiller , Mikhail Yurkov

At present and future hadron colliders, the precision physics program started in the past will be continued. In particular, a precise determination of the W boson mass will be carried out. This requires the calculation of the radiative…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. M. Carloni Calame , G. Montagna , O. Nicrosini , M. Treccani

The complete one-loop QED initial state, final state and initial--final state interference corrections to the process e+e- -> pi+pi- are presented. Analytic formulae are given for the virtual and for the real photon corrections. The total…

High Energy Physics - Phenomenology · Physics 2011-09-13 A. Hoefer , J. Gluza , F. Jegerlehner

The cross-section for ZZ->ZZ with arbitrarily polarized Z bosons is calculated within the electroweak Standard Model including the complete O(alpha) corrections. We show the numerical importance of the radiative corrections and elaborate…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Denner , S. Dittmaier , T. Hahn

Radiative corrections are studied within an extension of the standard model, containing extra singlet scalars. The calculations determine the effect of a large width of the Higgs boson on radiative corrections. They throw some light on the…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. J. van der Bij

Radiative corrections to elastic scattering represent an important part of the interpretation of electron-induced nuclear reactions at small energy transfers, where they make for a dominant part of background. Here we present and validate a…

We estimate the isospin-violating QED radiative corrections to the charged-to-neutral ratios of the decay rates for B^+ and B^0 in non-leptonic B meson decays. In particular, these corrections are potentially important for precision…

High Energy Physics - Phenomenology · Physics 2009-11-10 Soo-hyeon Nam