Related papers: A `soft + hard' model for heavy-ion collisions

Effects of a phase transition on two-pion interferometry in heavy-ion collisions at $\sqrt{s_\mathrm{NN}}=2.4-7.7$ GeV

Hanbury-Brown-Twiss (HBT) correlations for charged pions in central Au+Au collisions at $\sqrt{s_\mathrm{NN}}=2.4 - 7.7~\text{GeV}$ (corresponding to beam kinetic energies in the fixed target frame from…

Nuclear Theory · Physics 2022-12-21 Pengcheng Li , Jan Steinheimer , Tom Reichert , Apiwit Kittiratpattana , Marcus Bleicher , Qingfeng Li

Forward Neutral Pion Production in p+p and d+Au Collisions at sqrt(s_NN)=200 GeV

Measurements of the production of forward pi0 mesons from p+p and d+Au collisions at sqrt(s_NN)=200 GeV are reported. The p+p yield generally agrees with next-to-leading order perturbative QCD calculations. The d+Au yield per binary…

Nuclear Experiment · Physics 2008-11-26 STAR Collaboration , J. Adams

Neutral pion production in Au+Au collisions at RHIC

New results from the 2010 RHIC low energy program show a substantial suppression of neutral pions in central Au+Au collisions at both sqrt{s_NN}=39 and 62.4 GeV c.m.s. energies. At high pT the 62.4 GeV and 200 GeV data follow the same…

Nuclear Experiment · Physics 2019-08-21 Robert Vertesi

Pion production and absorption in heavy-ion collisions

Based on the isospin dependent transport model IBUU, the pion production and its absorption are thoroughly studied in the central collision of $Au+Au$ at a beam energy of 400 MeV/nucleon. It is found that the pions are firstly produced by…

Nuclear Theory · Physics 2021-10-13 Yuan Gao , Lei Zhang , Gao-Chan Yong , Zi-Yu Liu , Wei Zuo

Measurement of electrons from open heavy-flavor hadron decays in Au+Au collisions at $\sqrt{s_{\rm NN}}=200$ GeV with the STAR detector

We report a new measurement of the production of electrons from open heavy-flavor hadron decays (HFEs) at mid-rapidity ($|y|<$ 0.7) in Au+Au collisions at $\sqrt{s_{\rm NN}}=200$ GeV. Invariant yields of HFEs are measured for the transverse…

Nuclear Experiment · Physics 2023-06-29 STAR Collaboration , M. I. Abdulhamid , B. E. Aboona , J. Adam , L. Adamczyk , J. R. Adams , I. Aggarwal , M. M. Aggarwal , Z. Ahammed , D. M. Anderson , E. C. Aschenauer , S. Aslam , J. Atchison , V. Bairathi , W. Baker , J. G. Ball Cap , K. Barish , R. Bellwied , P. Bhagat , A. Bhasin , S. Bhatta , J. Bielcik , J. Bielcikova , J. D. Brandenburg , X. Z. Cai , H. Caines , M. Calderón de la Barca Sánchez , D. Cebra , J. Ceska , I. Chakaberia , P. Chaloupka , B. K. Chan , Z. Chang , A. Chatterjee , D. Chen , J. Chen , J. H. Chen , Z. Chen , J. Cheng , Y. Cheng , S. Choudhury , W. Christie , X. Chu , H. J. Crawford , M. Csanád , G. Dale-Gau , A. Das , M. Daugherity , I. M. Deppner , A. Dhamija , L. Di Carlo , L. Didenko , P. Dixit , X. Dong , J. L. Drachenberg , E. Duckworth , J. C. Dunlop , J. Engelage , G. Eppley , S. Esumi , O. Evdokimov , A. Ewigleben , O. Eyser , R. Fatemi , S. Fazio , C. J. Feng , Y. Feng , E. Finch , Y. Fisyak , F. A. Flor , C. Fu , C. A. Gagliardi , T. Galatyuk , F. Geurts , N. Ghimire , A. Gibson , K. Gopal , X. Gou , D. Grosnick , A. Gupta , W. Guryn , A. Hamed , Y. Han , S. Harabasz , M. D. Harasty , J. W. Harris , H. Harrison-Smith , W. He , X. H. He , Y. He , N. Herrmann , L. Holub , C. Hu , Q. Hu , Y. Hu , H. Huang , H. Z. Huang , S. L. Huang , T. Huang , X. Huang , Y. Huang , Y. Huang , T. J. Humanic , D. Isenhower , M. Isshiki , W. W. Jacobs , A. Jalotra , C. Jena , A. Jentsch , Y. Ji , J. Jia , C. Jin , X. Ju , E. G. Judd , S. Kabana , M. L. Kabir , S. Kagamaster , D. Kalinkin , K. Kang , D. Kapukchyan , D. Keane , M. Kelsey , Y. V. Khyzhniak , D. P. Kikoła , B. Kimelman , D. Kincses , I. Kisel , A. Kiselev , A. G. Knospe , H. S. Ko , L. K. Kosarzewski , L. Kramarik , L. Kumar , S. Kumar , R. Kunnawalkam Elayavalli , R. Lacey , J. M. Landgraf , J. Lauret , A. Lebedev , J. H. Lee , Y. H. Leung , N. Lewis , C. Li , W. Li , X. Li , Y. Li , Y. Li , Z. Li , X. Liang , Y. Liang , R. Licenik , T. Lin , M. A. Lisa , C. Liu , F. Liu , G. Liu , H. Liu , H. Liu , L. Liu , T. Liu , X. Liu , Y. Liu , Z. Liu , T. Ljubicic , W. J. Llope , O. Lomicky , R. S. Longacre , E. M. Loyd , T. Lu , N. S. Lukow , X. F. Luo , L. Ma , R. Ma , Y. G. Ma , N. Magdy , D. Mallick , S. Margetis , C. Markert , H. S. Matis , J. A. Mazer , G. McNamara , K. Mi , S. Mioduszewski , B. Mohanty , M. M. Mondal , I. Mooney , A. Mukherjee , M. I. Nagy , A. S. Nain , J. D. Nam , M. Nasim , D. Neff , J. M. Nelson , D. B. Nemes , M. Nie , T. Niida , R. Nishitani , T. Nonaka , G. Odyniec , A. Ogawa , S. Oh , K. Okubo , B. S. Page , R. Pak , J. Pan , A. Pandav , A. K. Pandey , T. Pani , A. Paul , B. Pawlik , D. Pawlowska , C. Perkins , J. Pluta , B. R. Pokhrel , M. Posik , T. Protzman , V. Prozorova , N. K. Pruthi , M. Przybycien , J. Putschke , Z. Qin , H. Qiu , A. Quintero , C. Racz , S. K. Radhakrishnan , N. Raha , R. L. Ray , R. Reed , H. G. Ritter , C. W. Robertson , M. Robotkova , M. A. Rosales Aguilar , D. Roy , P. Roy Chowdhury , L. Ruan , A. K. Sahoo , N. R. Sahoo , H. Sako , S. Salur , S. Sato , W. B. Schmidke , N. Schmitz , F-J. Seck , J. Seger , R. Seto , P. Seyboth , N. Shah , P. V. Shanmuganathan , T. Shao , M. Sharma , N. Sharma , R. Sharma , S. R. Sharma , A. I. Sheikh , D. Y. Shen , K. Shen , S. S. Shi , Y. Shi , Q. Y. Shou , F. Si , J. Singh , S. Singha , P. Sinha , M. J. Skoby , N. Smirnov , Y. Söhngen , Y. Song , B. Srivastava , T. D. S. Stanislaus , M. Stefaniak , D. J. Stewart , B. Stringfellow , Y. Su , A. A. P. Suaide , M. Sumbera , C. Sun , X. Sun , Y. Sun , Y. Sun , B. Surrow , Z. W. Sweger , P. Szymanski , A. Tamis , A. H. Tang , Z. Tang , T. Tarnowsky , J. H. Thomas , A. R. Timmins , D. Tlusty , T. Todoroki , C. A. Tomkiel , S. Trentalange , R. E. Tribble , P. Tribedy , T. Truhlar , B. A. Trzeciak , O. D. Tsai , C. Y. Tsang , Z. Tu , J. Tyler , T. Ullrich , D. G. Underwood , I. Upsal , G. Van Buren , J. Vanek , I. Vassiliev , V. Verkest , F. Videbæk , S. A. Voloshin , F. Wang , G. Wang , J. S. Wang , X. Wang , Y. Wang , Y. Wang , Y. Wang , Z. Wang , J. C. Webb , P. C. Weidenkaff , G. D. Westfall , D. Wielanek , H. Wieman , G. Wilks , S. W. Wissink , R. Witt , J. Wu , J. Wu , X. Wu , Y. Wu , B. Xi , Z. G. Xiao , G. Xie , W. Xie , H. Xu , N. Xu , Q. H. Xu , Y. Xu , Y. Xu , Z. Xu , Z. Xu , G. Yan , Z. Yan , C. Yang , Q. Yang , S. Yang , Y. Yang , Z. Ye , Z. Ye , L. Yi , K. Yip , Y. Yu , H. Zbroszczyk , W. Zha , C. Zhang , D. Zhang , J. Zhang , S. Zhang , W. Zhang , X. Zhang , Y. Zhang , Y. Zhang , Y. Zhang , Z. J. Zhang , Z. Zhang , Z. Zhang , F. Zhao , J. Zhao , M. Zhao , C. Zhou , J. Zhou , S. Zhou , Y. Zhou , X. Zhu , M. Zurek , M. Zyzak

Centrality dependence of $p_{T}$ spectra for identified hadrons in Au+Au and Cu+Cu collisions at $\sqrt{s_{NN}}= 200$ GeV

The centrality dependence of transverse momentum spectra for identified hadrons at midrapidity in Au+Au collisions at $\sqrt{s_{NN}}= 200$ GeV is systematically studied in a quark combination model. The $\mathrm{{p}_{T}}$ spectra of…

High Energy Physics - Phenomenology · Physics 2015-05-13 Yun-fei Wang , Feng-lan Shao , Jun Song , De-ming Wei , Qu-bing Xie

What are the early degrees of freedom in ultra-relativistic nucleus-nucleus collisions?

The Parton-Hadron-String-Dynamics (PHSD) transport model is used to study the impact on the choice of initial degrees of freedom on the final hadronic and electromagnetic observables in Au+Au collisions at $\sqrt{s_{NN}}$ = 200 GeV. We find…

Nuclear Theory · Physics 2016-05-25 Pierre Moreau , Olena Linnyk , Wolfgang Cassing , Elena Bratkovskaya

A statistical model analysis of $K/\pi$ fluctuations in heavy ion collisions

We briefly describe two statistical hadronization models, based respectively on the presence and absence of light quark chemical equilibrium, used to analyze particle yields in heavy ion collisions. We then try to distinguish between these…

Nuclear Theory · Physics 2008-11-26 Giorgio Torrieri

High-p_T Charged Hadron Suppression in Au+Au Collisions at sqrt(s_NN) = 200 GeV

The PHENIX experiment at RHIC has measured charged hadron yields at mid-rapidity over a wide range of transverse momentum (0.5 < p_T < 10 GeV/c) in Au+Au collisions at sqrt(s_NN)=200 GeV. The data are compared to pi^zero measurements from…

Nuclear Experiment · Physics 2008-11-26 PHENIX Collaboration , S. S. Adler

Evolution of pi^0 suppression in Au+Au collisions from sqrt(s_NN) = 39 to 200 GeV

Neutral-pion, pi^0, spectra were measured at midrapidity (|y|<0.35) in Au+Au collisions at sqrt(s_NN) = 39 and 62.4 GeV and compared to earlier measurements at 200 GeV in the 1<p_T<10 GeV/c transverse-momentum (p_T) range. The high-p_T tail…

Nuclear Experiment · Physics 2020-08-31 A. Adare , S. Afanasiev , C. Aidala , N. N. Ajitanand , Y. Akiba , R. Akimoto , H. Al-Ta'ani , J. Alexander , A. Angerami , K. Aoki , N. Apadula , Y. Aramaki , H. Asano , E. C. Aschenauer , E. T. Atomssa , T. C. Awes , B. Azmoun , V. Babintsev , M. Bai , B. Bannier , K. N. Barish , B. Bassalleck , S. Bathe , V. Baublis , S. Baumgart , A. Bazilevsky , R. Belmont , A. Berdnikov , Y. Berdnikov , X. Bing , D. S. Blau , K. Boyle , M. L. Brooks , H. Buesching , V. Bumazhnov , S. Butsyk , S. Campbell , P. Castera , C. -H. Chen , C. Y. Chi , M. Chiu , I. J. Choi , J. B. Choi , S. Choi , R. K. Choudhury , P. Christiansen , T. Chujo , O. Chvala , V. Cianciolo , Z. Citron , B. A. Cole , M. Connors , M. Csanád , T. Csörgő , S. Dairaku , A. Datta , M. S. Daugherity , G. David , A. Denisov , A. Deshpande , E. J. Desmond , K. V. Dharmawardane , O. Dietzsch , L. Ding , A. Dion , M. Donadelli , O. Drapier , A. Drees , K. A. Drees , J. M. Durham , A. Durum , L. D'Orazio , S. Edwards , Y. V. Efremenko , T. Engelmore , A. Enokizono , S. Esumi , K. O. Eyser , B. Fadem , D. E. Fields , M. Finger , M. Finger , F. Fleuret , S. L. Fokin , J. E. Frantz , A. Franz , A. D. Frawley , Y. Fukao , T. Fusayasu , K. Gainey , C. Gal , A. Garishvili , I. Garishvili , A. Glenn , X. Gong , M. Gonin , Y. Goto , R. Granier de Cassagnac , N. Grau , S. V. Greene , M. Grosse Perdekamp , T. Gunji , L. Guo , H. -Å. Gustafsson , T. Hachiya , J. S. Haggerty , K. I. Hahn , H. Hamagaki , J. Hanks , K. Hashimoto , E. Haslum , R. Hayano , X. He , T. K. Hemmick , T. Hester , J. C. Hill , R. S. Hollis , K. Homma , B. Hong , T. Horaguchi , Y. Hori , S. Huang , T. Ichihara , H. Iinuma , Y. Ikeda , J. Imrek , M. Inaba , A. Iordanova , D. Isenhower , M. Issah , A. Isupov , D. Ivanischev , B. V. Jacak , M. Javani , J. Jia , X. Jiang , B. M. Johnson , K. S. Joo , D. Jouan , J. Kamin , S. Kaneti , B. H. Kang , J. H. Kang , J. S. Kang , J. Kapustinsky , K. Karatsu , M. Kasai , D. Kawall , A. V. Kazantsev , T. Kempel , A. Khanzadeev , K. M. Kijima , B. I. Kim , C. Kim , D. J. Kim , E. J. Kim , H. J. Kim , K. -B. Kim , Y. -J. Kim , Y. K. Kim , E. Kinney , Á. Kiss , E. Kistenev , J. Klatsky , D. Kleinjan , P. Kline , Y. Komatsu , B. Komkov , J. Koster , D. Kotchetkov , D. Kotov , A. Král , F. Krizek , G. J. Kunde , K. Kurita , M. Kurosawa , Y. Kwon , G. S. Kyle , R. Lacey , Y. S. Lai , J. G. Lajoie , A. Lebedev , B. Lee , D. M. Lee , J. Lee , K. B. Lee , K. S. Lee , S. H. Lee , S. R. Lee , M. J. Leitch , M. A. L. Leite , M. Leitgab , B. Lewis , S. H. Lim , L. A. Linden Levy , A. Litvinenko , M. X. Liu , B. Love , C. F. Maguire , Y. I. Makdisi , M. Makek , A. Malakhov , A. Manion , V. I. Manko , E. Mannel , S. Masumoto , M. McCumber , P. L. McGaughey , D. McGlinchey , C. McKinney , M. Mendoza , B. Meredith , Y. Miake , T. Mibe , A. C. Mignerey , A. Milov , D. K. Mishra , J. T. Mitchell , Y. Miyachi , S. Miyasaka , A. K. Mohanty , H. J. Moon , D. P. Morrison , S. Motschwiller , T. V. Moukhanova , T. Murakami , J. Murata , T. Nagae , S. Nagamiya , J. L. Nagle , M. I. Nagy , I. Nakagawa , Y. Nakamiya , K. R. Nakamura , T. Nakamura , K. Nakano , C. Nattrass , A. Nederlof , M. Nihashi , R. Nouicer , N. Novitzky , A. S. Nyanin , E. O'Brien , C. A. Ogilvie , K. Okada , A. Oskarsson , M. Ouchida , K. Ozawa , R. Pak , V. Papavassiliou , B. H. Park , I. H. Park , S. K. Park , S. F. Pate , L. Patel , H. Pei , J. -C. Peng , H. Pereira , V. Peresedov , D. Yu. Peressounko , R. Petti , C. Pinkenburg , R. P. Pisani , M. Proissl , M. L. Purschke , H. Qu , J. Rak , I. Ravinovich , K. F. Read , R. Reynolds , V. Riabov , Y. Riabov , E. Richardson , D. Roach , G. Roche , S. D. Rolnick , M. Rosati , P. Rukoyatkin , B. Sahlmueller , N. Saito , T. Sakaguchi , V. Samsonov , M. Sano , M. Sarsour , S. Sawada , K. Sedgwick , R. Seidl , A. Sen , R. Seto , D. Sharma , I. Shein , T. -A. Shibata , K. Shigaki , M. Shimomura , K. Shoji , P. Shukla , A. Sickles , C. L. Silva , D. Silvermyr , K. S. Sim , B. K. Singh , C. P. Singh , V. Singh , M. Slunečka , R. A. Soltz , W. E. Sondheim , S. P. Sorensen , M. Soumya , I. V. Sourikova , P. W. Stankus , E. Stenlund , M. Stepanov , A. Ster , S. P. Stoll , T. Sugitate , A. Sukhanov , J. Sun , J. Sziklai , E. M. Takagui , A. Takahara , A. Taketani , Y. Tanaka , S. Taneja , K. Tanida , M. J. Tannenbaum , S. Tarafdar , A. Taranenko , E. Tennant , H. Themann , T. Todoroki , L. Tomášek , M. Tomášek , H. Torii , R. S. Towell , I. Tserruya , Y. Tsuchimoto , T. Tsuji , C. Vale , H. W. van Hecke , M. Vargyas , E. Vazquez-Zambrano , A. Veicht , J. Velkovska , R. Vértesi , M. Virius , A. Vossen , V. Vrba , E. Vznuzdaev , X. R. Wang , D. Watanabe , K. Watanabe , Y. Watanabe , Y. S. Watanabe , F. Wei , R. Wei , S. N. White , D. Winter , S. Wolin , C. L. Woody , M. Wysocki , Y. L. Yamaguchi , R. Yang , A. Yanovich , J. Ying , S. Yokkaichi , Z. You , I. Younus , I. E. Yushmanov , W. A. Zajc , A. Zelenski , L. Zolin

On Production of `Soft' Particles in Au+Au and Pb+Pb Collisions at High Energies

Production of low-$p_T$ (soft) hadronic particles in high energy collisions constitutes a significant corner of special interests and problems, as the perturbative quantum chromodynamics (pQCD) does not work in this region. We have probed…

High Energy Physics - Phenomenology · Physics 2011-08-03 A. C. Das Ghosh , Goutam Sau , S. K. Biswas , S. Bhattacharyya

Thesis: Pion, Kaon, Proton and Antiproton Spectra in d+Au and p+p Collisions at $\sqrt{s_{NN}}$= 200GeV at the Relativistic Heavy Ion Collider

Identified mid-rapidity particle spectra of $\pi^{\pm}$, $K^{\pm}$, and $p(\bar{p})$ from 200 GeV p+p and d+Au collisions are reported. This data were taken in 2003 run from the Solenoidal Tracker at RHIC (STAR) experiment. A time-of-flight…

Nuclear Experiment · Physics 2007-05-23 Lijuan Ruan

Different Non-extensive Models for heavy-ion collisions

The transverse momentum ($p_T$) spectra from heavy-ion collisions at intermediate momenta are described by non-extensive statistical models. Assuming a fixed relative variance of the temperature fluctuating event by event or alternatively a…

High Energy Physics - Phenomenology · Physics 2018-01-17 Keming Shen , Tamas S. Biro , Enke Wang

Single-freeze-out model for ultra relativistic heavy-ion collisions at $\sqrt{s_{\rm NN}}=2.76$ TeV and the LHC proton puzzle

The single-freeze-out model with parametrized hypersurface and flow geometry is employed to analyze the transverse-momentum spectra of hadrons produced in the Pb+Pb collisions at the collision energy of {$\sqrt{s_{\rm NN}}=2.76$ TeV} at the…

Nuclear Theory · Physics 2014-03-03 Maciej Rybczyński , Wojciech Florkowski , Wojciech Broniowski

Light Nuclei Production in Au+Au Collisions at $\sqrt{s_{\mathrm{NN}}}$ = 5-200 GeV from JAM model

Light nuclei production is sensitive to the baryon density fluctuations and can be used to probe the QCD phase transition in relativistic heavy-ion collisions. In this work, we studied the production of proton, deuteron, triton in central…

Nuclear Theory · Physics 2020-05-18 Hui Liu , Dingwei Zhang , Shu He , Kai-jia Sun , Ning Yu , Xiaofeng Luo

Forward-backward multiplicity fluctuations in heavy nuclei collisions in the wounded nucleon model

We use the wounded nucleon model to study the forward-backward multiplicity fluctuations measured by the PHOBOS Collaboration in Au+Au collisions at sqrt(s_NN)=200 GeV. The enhancement of forward-backward fluctuations in Au+Au collisions…

High Energy Physics - Phenomenology · Physics 2010-04-14 Adam Bzdak , Krzysztof Wozniak

Beam energy dependence of identified particle production in heavy-ion collisions using a parton-hadron string dynamics model

We report predictions for the transverse momentum ($p_T$) spectra of $\pi^{\pm}$, $K^{\pm}$, $p$, and $\bar{p}$ in various collision centrality from Au + Au collisions at beam energies ($E_{lab}$) of 6.7, 8, 11, and 25 A~GeV using a…

Nuclear Theory · Physics 2026-04-08 Towseef Bhat , Vipul Bairathi , Lokesh Kumar , Sonia Kabana

Centrality dependence of forward-backward multiplicity correlation in Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV

We have studied the centrality dependence of charged particle forward-backward multiplicity correlation strength in Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV with a parton and hadron cascade model, PACIAE, based on PYTHIA. The calculated…

Nuclear Theory · Physics 2010-06-01 Yu-Liang Yan , Dai-Mei Zhou , Bao-Guo Dong , Xiao-Mei Li , Hai-Liang Ma , Ben-Hao Sa

Hadron yield correlation and constituent quark degree of freedom in heavy ion collisions

Based on the assumption of the production of deconfined quark matter, we use a quark combination model to systematically investigate hadron yields in heavy ion collisions from RHIC $\sqrt{s_{NN}}=200, 130, 62.4$ GeV to SPS $E_{beam}=158,…

High Energy Physics - Phenomenology · Physics 2010-04-12 Rui-qin Wang , Feng-lan Shao , Jun Song , Qu-bing Xie

Femtoscopy scales and particle production in the relativistic heavy ion collisions from Au+Au at 200 AGeV to Xe+Xe at 5.44 ATeV within the integrated hydrokinetic model

The recent results on the main soft observables, including hadron and photon yields and particle number ratios, $p_T$ spectra, flow harmonics, as well as the femtoscopy radii, obtained within the integrated hydrokinetic model (iHKM) for…

Nuclear Theory · Physics 2020-10-28 V. M. Shapoval , M. D. Adzhymambetov , Yu. M. Sinyukov