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Related papers: The QCD collisional energy loss revised

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The $O(\alpha^2\log(Q^2/m_e^2))$ leptonic QED corrections to unpolarized deeply inelastic electron-nucleon scattering are calculated in the mixed variables.

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Blümlein , H. Kawamura

A method is presented for calculating electron-hole pair excitation due to an incident atom or molecule interacting with a metal surface. Energy loss is described using an \textit{ab initio} approach that obtains a position-dependent…

Materials Science · Physics 2009-10-01 J. R. Trail , M. C. Graham , D. M. Bird , M. Persson , S. Holloway

Event shape data from e+e- annihilation into hadrons collected by the JADE experiment between sqrt(s)=14 and 44 GeV are used to determine the strong coupling alpha_S. QCD predictionscomplete to next-to-next-to-leading order (NLLO),…

High Energy Physics - Experiment · Physics 2009-06-01 S. Kluth

Dissipative processes in relativistic fluids are known to be important in the analyses of the hot QCD matter created in high-energy heavy-ion collisions. In this work, I consider dissipative corrections to energy and conserved charge…

Nuclear Theory · Physics 2018-10-08 Akihiko Monnai

We present the analytic formula for the Energy-Energy Correlation (EEC) in electron-positron annihilation computed in perturbative QCD to next-to-next-to-next-to-leading order (N$^3$LO) in the back-to-back limit. In particular, we consider…

High Energy Physics - Phenomenology · Physics 2021-09-01 Markus A. Ebert , Bernhard Mistlberger , Gherardo Vita

Recent results on the energy spectra in QCD jets are reported. Within the Modified Leading Logarithmic Approximation (MLLA) and the Local Parton Hadron Duality (LPHD) model one finds a very good description of the $e^+e^-$ data from the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wolfgang Ochs

We compute the energy loss of heavy fermions moving in a plasma, taking into account the modification of the photon collective modes induced by collisions using a Bhatnagar-Gross-Krook collisional kernel. We include contributions from both…

High Energy Physics - Phenomenology · Physics 2024-06-18 Yun Guo , Luhua Qiu , Ruizhe Zhao , Michael Strickland

Based on the microscopic model, the friction coefficient for the relative motion of nuclei in deep-inelastic heavy-ion collisions is calculated. The radial dependence of the friction coefficient is studied and the results are compared with…

Nuclear Theory · Physics 2008-11-26 G. G. Adamian , R. V. Jolos , A. K. Nasirov , A. I. Muminov

We present the effect of energy loss of charm/anti-charm produced in a relativistic heavy ion collision as they traverse the resulting quark gluon plasma on the azimuthal correlation of c\bar{c} and D\bar{D} pairs and their correlated decay…

Nuclear Theory · Physics 2015-06-12 Mohammed Younus , Dinesh K. Srivastava

The quenching of jets (particles with $p_T>>T, \Lambda_{QCD}$) in ultra-relativistic heavy-ion collisions has been one of the main prediction and discovery at RHIC. We have studied, by a simple jet quenching modeling, the correlation…

High Energy Physics - Phenomenology · Physics 2011-10-14 F. Scardina , M. Di Toro , V. Greco

We investigate the energy losses of $b$ and $c$ quarks at hard collisions with gluons and light quarks in quark-gluon plasma produced in central $Au + Au$ collisions at RHIC energy($\sqrt{s_{NN}} = 200$ GeV). As the coupling constant at…

High Energy Physics - Phenomenology · Physics 2011-10-07 Yu. A. Tarasov

The top-antitop energy asymmetry is a promising observable of the charge asymmetry in jet-associated top-quark pair production at the LHC. We present new predictions of the energy asymmetry in proton-proton collisions at 13 TeV, including…

High Energy Physics - Phenomenology · Physics 2017-03-01 Stefan Berge , Susanne Westhoff

We here present the results of elliptical flow for the collision of different asymmetric nuclei (10Ne20 +13 Al27, 18Ar40 +21 Sc45, 30Zn64 +28 Ni58, 36Kr86 +41 Nb93) by using the Quantum Molecular Dynamics (QMD) model. General features of…

Nuclear Theory · Physics 2017-07-26 Varinderjit Kaur , Suneel Kumar

Longitudinal dynamics of particle production and rapidity-dependent jet energy loss are investigated in small and asymmetric colliding systems. We utilize an improved version of \textsc{martini} in which two improvements are implemented to…

Nuclear Theory · Physics 2016-12-21 Chanwook Park , Chun Shen , Sangyong Jeon , Charles Gale

We compute the QCD$\times$QED (${\cal{O}}(\alpha_s \alpha)$) mixed and QED$^2$ (${\cal{O}}(\alpha^2)$) corrections to the production of an on-shell $Z$ boson in hadronic collisions. We obtain them by profiting from the calculation of the…

High Energy Physics - Phenomenology · Physics 2018-11-21 Daniel de Florian , Manuel Der , Ignacio Fabre

We investigate the impact of dissipation on the energy balance in the electron dynamics of metal clusters excited by strong electro-magnetic pulses. The dynamics is described theoretically by Time-Dependent Density-Functional Theory (TDDFT)…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 M. Vincedon , E. Suraud , P. -G. Reinhard

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 describe a simplified derivation for the relativistic corrections of order $\alpha^4$ for a bound system consisting of two spinless particles. We devote special attention to pionium, the bound system of two oppositely charged pions. The…

High Energy Physics - Phenomenology · Physics 2009-11-07 U. D. Jentschura , G. Soff , P. J. Indelicato

We perform a comparison of the radiative and collisional parton energy losses in an expanding quark-gluon plasma. The radiative energy loss is calculated within the light-cone path integral approach. The collisional energy loss is…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. G. Zakharov

The present article is the followup of {\color{blue} Eur.\ Phys.\ J.\ C {\bf 79}, 761 (2019)}, where we have studied the energy-loss of the heavy quarks traversing through the isotropic collisional hot QCD medium. Since, the exploration of…

Nuclear Theory · Physics 2020-02-24 M. Yousuf Jamal , Bedangadas Mohanty
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