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We study neutral and charged Higgs boson production in association with stop and sbottom squarks at the Large Hadron Collider, within the Supergravity inspired Minimal Supersymmetric Standard Model. The phenomenological relevance of such…

高能物理 - 唯象学 · 物理学 2011-01-27 A. Dedes , S. Moretti

The dynamics of exotic hypernuclei in heavy-ion collisions has been investigated thoroughly with a microscopic transport model. All possible channels on hyperon ($\Lambda$, $\Sigma$ and $\Xi$) production near threshold energies are…

核理论 · 物理学 2020-10-14 Zhao-Qing Feng

The forthcoming LHC measurement of hadron multiplicity in proton-nucleus collisions is a crucial test of the k_t factorization and gluon saturation based models. Here, we provide quantitative predictions for the pseudorapidity distribution…

高能物理 - 唯象学 · 物理学 2012-01-26 Amir H. Rezaeian

We analyze recent data on the electroproduction of hadrons on nuclei using the Lund model for electroproduction on nucleons and a simple geometrical model for the absorption effects. We show that the model seems to overestimate the…

高能物理 - 唯象学 · 物理学 2009-04-24 K. Fialkowski , R. Wit

Experiments involving copper-copper collisions at the RHIC-BNL (USA) at energies $\sqrt{s_{NN}}$ = 22.5, 62 and 200 GeV have produced a vast amount of high-precision data which are to be analysed in the light of various competing models in…

高能物理 - 唯象学 · 物理学 2015-03-13 P. Guptaroy , Goutam Sau , S. K. Biswas , S. Bhattacharyya

We suggest a new theoretical method to describe the baryon clusterization of nuclei in hadron-nucleus reactions. As an example we have explored the nuclei production in $\pi^-+C$ and $\pi^-+W$ collisions at p$_{lab}$=1.7 GeV by using the…

核理论 · 物理学 2024-10-01 A. Ergun , N. Buyukcizmeci , A. Kittiratpattana , T. Reichert , A. S. Botvina , M. Bleicher

The microscopic description of heavy-ion reactions at low beam energies is achieved within hadronic transport approaches. In this article a new approach SMASH (Simulating Many Accelerated Strongly-interacting Hadrons) is introduced and…

Production of strange hadrons in elementary and heavy-ion reactions is studied with the hadronic transport approach SMASH (Simulating Many Accelerated Strongly-interacting Hadrons). The poorly known branching ratios of the relevant hadronic…

核理论 · 物理学 2019-07-03 V. Steinberg , J. Staudenmaier , D. Oliinychenko , F. Li , Ö. Erkiner , H. Elfner

The analysis of high-energy particle collisions is an excellent testbed for the non-extensive statistical approach. In these reactions we are far from the thermodynamical limit. In small colliding systems, such as electron-positron or…

高能物理 - 唯象学 · 物理学 2017-02-27 Gábor Bíró , Gergely Gábor Barnaföldi , Tamás Sándor Biró , Károly Ürmössy , Ádám Takács

The current status of various thermal and statistical descriptions of particle production in the ultra-relativistic heavy-ion collisions experiments is presented in detail. We discuss the formulation of various types of thermal models of a…

高能物理 - 唯象学 · 物理学 2017-01-06 S. K. Tiwari , C. P. Singh

The description of hadron production in relativistic heavy-ion collisions in the statistical hadronization model is very good, over a broad range of collision energy. We outline this both for the light (u, d, s) and heavy (charm) quarks and…

核理论 · 物理学 2021-01-15 A. Andronic , P. Braun-Munzinger , K. Redlich , J. Stachel

Hadron yields in high energy heavy ion collisions have been fitted and reproduced by thermal models using standard statistical distributions. These models give insight into the freeze-out conditions at varying beam energies. In this paper…

高能物理 - 唯象学 · 物理学 2010-01-15 J. Cleymans , G. Hamar , P. Levai , S. Wheaton

Hypernuclei are bound states of nuclei with one or more hyperons. Precise measurements of hypernuclei properties and their production yields in heavy ion collisions are crucial for the understanding of their production mechanisms. The…

核实验 · 物理学 2026-05-05 Yuanjing Ji

This dissertation examines the phenomenology of statistical hadronization at ultrarelativistic energies. We start with an overview of current experimental and theoretical issues in Relativistic heavy ion physics. We then introduce…

核理论 · 物理学 2009-09-29 Giorgio Torrieri

The multiplicity distribution of particles in relativistic gases is studied in terms of Tsallis' nonextensive statistics. For an entropic index q>1 the multiplicity distribution is wider than the Poisson distribution with the same average…

统计力学 · 物理学 2007-05-23 C. E. Aguiar , T. Kodama

The production of dibaryons, light nuclei and hypertriton in the most central Au+Au collisions at $\sqrt{s_{NN}}=$ 11.5 and 200 GeV are investigated by using a naive coalescence model. The production of light nuclei is studied and found…

核实验 · 物理学 2016-02-17 N. Shah , Y. G. Ma , J. H. Chen , S. Zhang

In this work we introduce small changes in the model proposed by E. Levin and D. Kharzeev for multiplicity distributions of particles produced in proton-proton collisions. We compare the predictions of the model with the available…

高能物理 - 唯象学 · 物理学 2020-11-19 G. R. Germano , F. S. Navarra

The study of higher-order moments of a distribution and its cumulants constitute a sensitive tool to investigate the correlations between the particle produced in high energy interactions. In our previous work we have used the Tsallis $q$…

高能物理 - 唯象学 · 物理学 2020-07-02 S. Sharma , G. Chaudhary , K. Sandeep , A. Singla , M. Kaur

The multi-strange baryon yields in Pb--Pb collisions have been shown to exhibit an enhancement relative to pp reactions. In this work, $\Xi$ and $\Omega$ production rates have been measured with the ALICE experiment as a function of…

核实验 · 物理学 2016-01-13 ALICE Collaboration

Measurements of hadron production in pp collisions at sqrt(s) = 0.9, 2.36 and 7 TeV recorded with the CMS detector are reported. Transverse momentum, pseudorapidity and multiplicity distributions of charged hadrons are presented. For…

高能物理 - 实验 · 物理学 2019-08-13 Keith A. Ulmer