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The differential cross section for elastic scattering of deuterons on electrons at rest is calculated taking into account the QED radiative corrections to the leptonic part of interaction. These model-independent radiative corrections arise…

High Energy Physics - Phenomenology · Physics 2018-10-31 G. I. Gakh , M. I. Konchatnij , N. P. Merenkov , E. Tomasi-Gustafsson

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

We investigate the impact of radiative and atomic exchange corrections in the two-neutrino double-beta ($2\nu\beta\beta$)-decay of $^{100}$Mo. In the calculation of the exchange correction, the electron wave functions are obtained from a…

Nuclear Theory · Physics 2026-02-04 Ovidiu Niţescu , Fedor Šimkovic

We describe several numerical results for radiative corrections for deep inelastic $ep$ scattering at HERA which are calculated using the HECTOR package. We present radiative corrections for ten different choices of kinematical variables…

High Energy Physics - Phenomenology · Physics 2016-09-06 D. Bardin , J. Blümlein , P. Christova , L. Kalinovskaya

The high precision parity violating electron scattering experiments PREX and QWEAK are sensitive to radiative corrections. In this paper we introduce the PREX experiment that measures the neutron radius of $^{208}$Pb and discuss coulomb…

Nuclear Theory · Physics 2022-03-02 C. J. Horowitz

Radiative corrections to $B \to D \ell \nu_{\ell}$ decays may have an impact on predictions and measurements of the lepton flavour universality observables $\mathcal{R}(D^+)$ and $\mathcal{R}(D^0)$. In this paper, a comparison between…

High Energy Physics - Phenomenology · Physics 2019-09-13 Stefano Calí , Suzanne Klaver , Marcello Rotondo , Barbara Sciascia

We study two-photon exchange for elastic electron-proton scattering at low Q^2. Compact approximate formulae for the amplitudes are obtained. Numerical calculations are done for Q^2 < 0.1 GeV^2 with several realistic form factor…

Nuclear Theory · Physics 2008-11-26 Dmitry Borisyuk , Alexander Kobushkin

Radiative corrections to the annihilation of proton--antiproton into electron--positron are revisited, including virtual and real (soft and hard) photon emission. This issue is relevant for the time-like form factors measurements planned at…

High Energy Physics - Phenomenology · Physics 2020-03-18 Yu. M. Bystritskiy , V. A. Zykunov , A. Dbeyssi , M. Zambrana , F. Maas , E. Tomasi-Gustafsson

Recent developments in the field of high precision calculations in the Standard Model are illustrated with particular emphasis on the evidence for radiative corrections and on the estimate of the theoretical error in perturbative…

High Energy Physics - Phenomenology · Physics 2007-05-23 Paolo Gambino

We discuss recent calculations of the O(alpha) QED corrections to the recoil electron energy spectrum in neutrino electron scattering, and to the spectrum of the combined energy of the recoil electron and a possible accompanying photon…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Passera

It has been suggested that two-photon exchange corrections could explain the discrepancy between Rosenbluth extractions of the proton form factors and recent polarization transfer measurements. We propose a precise comparison of…

We present an exact evaluation of the two-photon exchange contribution to the elastic lepton-proton scattering process at low-energies using heavy baryon chiral perturbation theory. The evaluation is performed including next-to-leading…

High Energy Physics - Phenomenology · Physics 2023-11-30 Poonam Choudhary , Udit Raha , Fred Myhrer , Dipankar Chakrabarti

Double parton scattering, occurring in high energy hadron-hadron collisions, e.g. at the LHC, is usually investigated through model dependent analyses of the so called effective cross section $\sigma_{eff}$. We present a dynamic approach to…

High Energy Physics - Phenomenology · Physics 2016-03-23 Matteo Rinaldi , Sergio Scopetta , Marco Traini , Vicente Vento

We review recent progress in the study of parton propagation, interaction and fragmentation in both cold and hot strongly interacting matter. Experimental highlights on high-energy hadron production in deep inelastic lepton-nucleus…

We calculate the QED and QCD radiative corrections to the charged lepton energy distributions in the dominant semileptonic decays of the top quark $t \to b W^+ \to b(\ell^+ \nu_\ell)$ $(\ell=e, \mu, \tau)$ in the standard model(SM), and for…

High Energy Physics - Phenomenology · Physics 2014-11-20 Ahmed Ali , Eduard A. Kuraev , Yury Bystritskiy

We compute the order-$\as$ corrections to the total cross section and to jet rates for the process $\epem\to\epem +$ hadrons, where the hadrons are produced through crossed-channel quark exchange in the hard scattering of two off-shell…

High Energy Physics - Phenomenology · Physics 2009-10-31 M. Cacciari , V. Del Duca , S. Frixione , Z. Trocsanyi

This document reviews the general approach to correcting the process e+e-->X->ffbar for radiative effects, where X represents an exchanged gauge boson arising from some new physics. The validity of current methods is discussed in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. M. Hamilton

Electromagnetic form factors serve to explore the intrinsic structure of nucleons and their strangeness partners. With electron scattering at low energies the electromagnetic moments and radii of nucleons can be deduced. The corresponding…

High Energy Physics - Phenomenology · Physics 2020-03-16 Tomáš Husek , Stefan Leupold

By performing an analysis in moment space using high statistics DIS world data, we extract the values of both the QCD parameter $\Lambda^{(4)}_{\bar{MS}}$ up to NLO and of the power corrections to the proton structure function, $F_2$. At…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Liuti

The inverse $\beta$-decay reaction, $ \bar{\nu}_e p \to e^+ n$, for low-energy anti-neutrinos coming from nuclear reactors is of great current interest in connection with high-precision measurements of the neutrino mixing angle…

Nuclear Theory · Physics 2013-01-09 Udit Raha , Fred Myhrer , Kuniharu Kubodera