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The dependence of the inelasticity in terms of the center of mass energy is studied in the eikonal formalism, which provides connection between elastic and inelastic channels. Due to the absence of inelasticity experimental datasets, the…

高能物理 - 唯象学 · 物理学 2020-06-24 P. C. Beggio , F. R. Coriolano

Through the collision-system configuration, the Tsallis statistics is combined with a multisource thermal model. The improved model is used to investigate the transverse momentum and pseudorapidity of particles produced in Xe-Xe collisions…

高能物理 - 唯象学 · 物理学 2019-06-11 Zhang-Li Guo , Bao-Chun Li , Hong-Wei Dong

Proton-proton collisions at the LHC can be classified as elastic, non-diffractive, and diffractive. In this paper we discuss various measurements of these above processes at various LHC experiments. We report about the total proton-proton…

高能物理 - 实验 · 物理学 2014-01-29 M. Csanad

We study the structure of antiproton spectra at extreme subthreshold bombarding energies using a thermodynamic picture. Antiproton production processes and final state interactions are discussed in detail in order to find out what can be…

高能物理 - 唯象学 · 物理学 2007-05-23 Richard Wittmann , Ulrich Heinz

An approach, based on Tsallis non-extensive statistics, has been employed, here, to analyse, systematically, the $p_T$-spectra of various identified secondary hadrons like pions, kaons, protons and antiprotons, produced in different central…

核理论 · 物理学 2014-09-11 Bhaskar De

The pseudorapidity ($\eta$) and transverse-momentum ($p_{\rm T}$) distributions of charged particles produced in proton-proton collisions are measured at the centre-of-mass energy $\sqrt{s}$ = 13 TeV. The pseudorapidity distribution in…

核实验 · 物理学 2016-03-18 ALICE Collaboration

Results on two-particle $\Delta\eta\Delta\phi$ correlations in inelastic p+p interactions at 20, 31, 40, 80, and 158~GeV/c are presented. The measurements were performed using the large acceptance NA61/SHINE hadron spectrometer at the CERN…

核实验 · 物理学 2017-02-08 SHINE Collaboration , A. Aduszkiewicz , Y. Ali , E. Andronov , T. Anticic , N. Antoniou , B. Baatar , F. Bay , A. Blondel , M. Bogomilov , A. Brandin , A. Bravar , J. Brzychczyk , S. A. Bunyatov , O. Busygina , P. Christakoglou , M. Cirkovic , T. Czopowicz , A. Damyanova , N. Davis , H. Dembinski , M. Deveaux , F. Diakonos , S. Di Luise , W. Dominik , J. Dumarchez , R. Engel , A. Ereditato , G. A. Feofilov , Z. Fodor , A. Garibov , M. Gazdzicki , M. Golubeva , K. Grebieszkow , A. Grzeszczuk , F. Guber , A. Haesler , T. Hasegawa , A. E. Herve , M. Hierholzer , J. Hylen , S. Igolkin , A. Ivashkin , S. R. Johnson , K. Kadija , A. Kapoyannis , E. Kaptur , M. Kielbowicz , J. Kisiel , N. Knezevic , T. Kobayashi , V. I. Kolesnikov , D. Kolev , V. P. Kondratiev , A. Korzenev , V. Kovalenko , K. Kowalik , S. Kowalski , M. Koziel , A. Krasnoperov , M. Kuich , A. Kurepin , D. Larsen , A. Laszlo , M. Lewicki , B. Lundberg , V. V. Lyubushkin , M. Mackowiak-Pawlowska , B. Maksiak , A. I. Malakhov , D. Manic , A. Marchionni , A. Marcinek , A. D. Marino , K. Marton , H. -J. Mathes , T. Matulewicz , V. Matveev , G. L. Melkumov , A. Merzlaya , B. Messerly , G. B. Mills , S. Morozov , S. Mrowczynski , Y. Nagai , T. Nakadaira , M. Naskret , M. Nirkko , K. Nishikawa , V. Ozvenchuk , A. D. Panagiotou , V. Paolone , M. Pavin , O. Petukhov , C. Pistillo , R. Planeta , B. A. Popov , M. Posiadala , S. Pulawski , J. Puzovic , R. Rameika , W. Rauch , M. Ravonel , A. Redij , R. Renfordt , E. Richter-Was , A. Robert , D. Rohrich , E. Rondio , M. Roth , A. Rubbia , B. T. Rumberger , A. Rustamov , M. Rybczynski , A. Rybicki , A. Sadovsky , K. Sakashita , R. Sarnecki , K. Schmidt , T. Sekiguchi , I. Selyuzhenkov , A. Seryakov , P. Seyboth , D. Sgalaberna , M. Shibata , M. Slodkowski , P. Staszel , G. Stefanek , J. Stepaniak , H. Strobele , T. Susa , M. Szuba , M. Tada , A. Taranenko , A. Tefelska , D. Tefelski , V. Tereshchenko , R. Tsenov , L. Turko , R. Ulrich , M. Unger , M. Vassiliou , D. Veberic , V. V. Vechernin , G. Vesztergombi , L. Vinogradov , M. Walewski , A. Wickremasinghe , A. Wilczek , Z. Wlodarczyk , A. Wojtaszek-Szwarc , O. Wyszynski , L. Zambelli , E. D. Zimmerman , R. Zwaska

Rapidity-dependent transverse momentum spectra of negatively charged pions measured at different rapidities in proton-proton collisions at the Super Proton Synchrotron (SPS) at various energies within its Beam Energy Scan (BES) program are…

核理论 · 物理学 2018-08-20 Ya-Hui Chen , Fu-Hu Liu , Edward K. Sarkisyan-Grinbaum

We analyzed the transverse momentum spectra of positively and negatively charged pions ($\pi^+$ and $\pi^-$), positively and negatively charged kaons ($K^+$ and $K^-$), protons and antiprotons ($p$ and $\bar p$), as well as $\phi$ produced…

高能物理 - 唯象学 · 物理学 2022-01-07 Li-Li Li , Fu-Hu Liu , Muhammad Waqas , Muhammad Ajaz

We analyse the transverse momentum ($p_{\rm T}$)-spectra as a function of charged-particle multiplicity at midrapidity ($|y| < 0.5$) for various identified particles such as $\pi^{\pm}$, $K^{\pm}$, $K_S^0$, $p+\overline{p}$, $\phi$, $K^{*0}…

高能物理 - 唯象学 · 物理学 2019-01-17 Arvind Khuntia , Himanshu Sharma , Swatantra Kumar Tiwari , Raghunath Sahoo , Jean Cleymans

We discuss new subleading processes for inclusive production of $W^+ W^-$ pairs. We focus mainly on photon-photon induced processes. We include elastic-elastic, elastic-inelastic, inelastic-elastic and inelastic-inelastic contributions. The…

高能物理 - 唯象学 · 物理学 2015-10-16 Antoni Szczurek , Marta Luszczak

In this paper, transverse momentum spectra of pi+, K+ and p measured at fix event-multiplicities and \sqrt s = 0.9, 2.76 and 7 TeV collision energies by the CMS Collabotaion are shown to fit the Tsallis-distribution. It is found that the…

高能物理 - 唯象学 · 物理学 2013-02-22 K. Urmossy

Experimental data on proton-proton interactions in high energy collisions show quite a special and unexpected behaviour of the proportion of elastic scattering compared to inelastic processes with increasing energy. It decreases at the…

高能物理 - 唯象学 · 物理学 2017-08-02 I. M. Dremin

Following the basic prescriptions of the relativistic Tsallis' non-extensive thermostatistics, we investigate from a phenomenological point of view the relevance of non-extensive statistical effects on relativistic heavy-ion collisions…

核理论 · 物理学 2014-11-18 W. M. Alberico , A. Lavagno

We investigated the energy dependence of the parton-parton inelastic cross sections, parton- parton inelastic overlap functions and the Cq moments in proton interactions from 10 to 14000 GeV. The used approach is based on a phenomenological…

高能物理 - 唯象学 · 物理学 2017-01-31 P. C. Beggio

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

This is a concise introduction to the topic of nonextensive Tsallis statistics meant especially for those interested in its relation to high energy proton-proton, proton-nucleus, and nucleus-nucleus collisions. The three types of Tsallis…

高能物理 - 唯象学 · 物理学 2021-10-11 Joseph I. Kapusta

The ratio of elastic to total proton cross sections is related to the darkness of the spatial profile of inelastic interactions by a single parameter in the framework of a simple analytical model. Their critical values at LHC energies are…

高能物理 - 唯象学 · 物理学 2017-04-10 I. M. Dremin

Experimental particle spectra can be successfully described by power-law tailed energy distributions characteristic to canonical equilibrium distributions associated to R\'enyi's or Tsallis' entropy formula - over a wide range of energies,…

核理论 · 物理学 2013-06-27 T. S. Biró , E. Molnár

The rapidity dependent transverse momentum spectra of heavy quarkonia (J/psi and Upsilon mesons) produced in small collision systems such as proton-proton (pp) and proton-lead (p-Pb) collisions at center-of-mass energy (per nucleon pair)…

高能物理 - 唯象学 · 物理学 2019-05-27 Li-Na Gao , Fu-Hu Liu , Bao-Chun Li