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Related papers: Thermal description of hadron production in e+e- c…

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A statistical model for decay and formation of heavy hadronic resonances is formulated. The resonance properties become increasingly uncertain with increasing resonance mass. Drawing on analogy with the situation in low-energy nuclear…

Nuclear Theory · Physics 2009-11-11 Subrata Pal , Pawel Danielewicz

We have studied measurements of the cross section for e+e- --> hadrons for center-of-mass energies in the range 20--209 GeV. We find an apparent excess over the predictions of the Standard Model across the whole range amounting to more than…

High Energy Physics - Experiment · Physics 2007-05-23 Michael Schmitt

We consider hadron production in high energy collisions as an Unruh radiation phenomenon. This mechanism describes the production pattern of newly formed hadrons and is directly applicable at vanishing baryochemical potential, mu = 0. It…

High Energy Physics - Phenomenology · Physics 2014-09-11 Paolo Castorina , Alfredo Iorio , Helmut Satz

We elaborate on the production of the Standard Model Higgs particle at high-energy $e^+e^-$ colliders through the reaction $e^+e^- \rightarrow ZH$. Particular emphasis is put on the intermediate mass range. In addition to the signal we…

High Energy Physics - Phenomenology · Physics 2009-09-15 V. Barger , K. Cheung , A. Djouadi , B. A. Kniehl , P. M. Zerwas

We review the statistical hadronization picture for charmonium production in ultra-relativistic nuclear collisions. Our starting point is a brief reminder of the status of the thermal model description of hadron production at high energy.…

Nuclear Theory · Physics 2015-05-13 P. Braun-Munzinger , J. Stachel

The problem of forward production of hadrons in heavy-ion collision at RHIC is revisited with modification of the theoretical treatment on the one hand and with the use of new data on the other. The basic formalism for hadronization remains…

Nuclear Theory · Physics 2008-11-26 Rudolph C. Hwa , Li-Lin Zhu

Charged particles $p_T$ spectra and elliptic flow in 0-60% Au+Au collisions at RHIC are analyzed in a hydrodynamic model with hot, hadronic resonance gas in the initial state. Physically conceivable hadronic resonance gas, thermalized in…

Nuclear Theory · Physics 2014-11-21 Victor Roy , A. K. Chaudhuri

We expose the current experimental and theoretical situation of the interesting case of the production of phi mesons in up to very high energy collisions of hadrons on both nucleon and nuclear targets, and we present a quantitavely good…

High Energy Physics - Phenomenology · Physics 2018-11-26 G. H. Arakelyan , C. Merino , Yu. M. Shabelski

In this present paper, we investigate the muon pairs production in the interaction between two quasireal photons in $e^+e^-$ collision. The total and differential cross section of the process $\gamma \gamma \to \mu^+\mu^-$ at a beam energy…

High Energy Physics - Phenomenology · Physics 2020-05-05 A. I. Ahmadov

In the present work, we analyze several strange as well as non-strange relative hadronic yields obtained in the ultra-relativistic heavy-ion collisions (URHIC) experiments over a wide range of center-of-mass collision energy…

High Energy Physics - Phenomenology · Physics 2025-05-13 Sameer Ahmad Mir , Iqbal Mohi Ud Din , Nasir Ahmad Rather , Saeed Uddin , M. Farooq Mir

The uncertainties due to limited knowledge of the multi-hadron final state on the measurements of the top mass at future linear colliders are discussed. The study is performed for E+E- -> tt-bar annihilation events at the centre-of-mass…

High Energy Physics - Phenomenology · Physics 2009-11-07 S. V. Chekanov

The results of the WA97 collaboration for strange particle production at mid-rapidity in Pb--Pb collisions at 158 GeV A/c at CERN display a strong strangeness enhancement with system size at mid-rapidity which is dependent on the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sahal Yacoob , Jean Cleymans

The recent LHC data have once more brought the issue of the formation of thermalized state of matter in hadron-hadron collisions into the forefront. In this letter, we have shown that the scaling of the information entropy of the…

High Energy Physics - Phenomenology · Physics 2011-04-18 Supriya Das , Sanjay K. Ghosh , Sibaji Raha , Rajarshi Ray

The existing experimental data on total cross sections for hadron production in e+e- annihilation in the resonance region sqrt(s) = 3.8 - 4.8 GeV, usually presented in terms of the parameter R, are critically examined. It is shown that the…

High Energy Physics - Experiment · Physics 2009-11-10 Kamal K. Seth

We compute the thermal photon spectrum in the Pb+Pb collisions at the CERN SPS energy using thermal emission rates and a hydrodynamic description for the evolution of produced hot matter and compare our results with the measurements of the…

Nuclear Theory · Physics 2009-11-07 P. Huovinen , P. V. Ruuskanen , S. S. Rasanen

The production of W+W- pairs is analysed in a data sample collected by ALEPH at a mean centre-of-mass energy of 182.7 GeV, corresponding to an integrated luminosity of 57 pb-1. Cross sections are given for different topologies of W decays…

High Energy Physics - Experiment · Physics 2012-08-27 ALEPH Collaboration

The first measurement of dielectron ($\mathrm{e}^{+}\mathrm{e}^{-}$) production in central (0$-$10$\%$) Pb-Pb collisions at $\mathbf{\sqrt{{\textit{s}}_{\mathrm{NN}}}}$ = 2.76 TeV at the LHC is presented. The dielectron invariant-mass…

Nuclear Experiment · Physics 2019-06-06 ALICE Collaboration

Inclusive charged hadron production, e+e- -> e+e- h+- X, is studied using 414 pb-1 of data collected at LEP with the L3 detector at centre-of-mass energies between 189 and 202 GeV. Single particle inclusive differential cross sections are…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

We report on measurements of e+e- annihilation into hadrons and lepton pairs. The data have been collected with the L3 detector at LEP at centre-of-mass energies between 130 and 189 GeV. Using a total integrated luminosity of 243.7 pb^-1,…

High Energy Physics - Experiment · Physics 2012-08-27 L3 Collaboration

Predictions from the RQMD model are systematically compared to recently published charged hadron distributions of AGS Experiment 802 for central Si+Au collisions at 14.6$A$ GeV/$c$, taking into account both the experimental trigger…

Nuclear Theory · Physics 2009-09-25 M. Gonin , Ole Hansen , B. Moskowitz , F. Videbaek , ; H. Sorge , ; R. Mattiello