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Pb+Pb p+Pb LHC
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2 3 23 2014 .

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1) ­ . Pb+Pb, +Pb + , HIJING, HYDJET, AMPT, EPOS, UrQMD . 2) AMPT . 3) AMPT Pb+Pb, p+Pb , , , HYDJET.

4) LHC .
CMS AMPT MC HYDJET .

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1. ­ AMPT HI AB 2. AMPT Pb+Pb p+Pb 3. v2(pT) Pb+Pb LHC CMS 4. CMS (CMS Phys.Lett. B724 (2013) 213) v2(pT) Pb+Pb, p+Pb

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CMS PbPb pPb
CMS Phys.Lett. B724 (2013) 213

v2 Pb+Pb p+Pb . v2

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AMPT model
AMPT (A Multi-Phase Transport Model for Relativistic Heavy Ion Collisions) Main article: A Multi-Phase Transport Model for Relativistic Heavy Ion Collisions, Phys.Rev.C72:064901, 2005 (Zi-W ei Lin, Che Ming Ko, Bao-An Li, Bin Zhang, Subrata Pal) Link: http: //personal.ecu.edu/linz/ampt

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Pb+Pb, 2.76 TeV

p+Pb, 5.02 TeV

dNch/dpT dNch/d Pb+Pb () p+Pb () , Pb+Pb, 2.76 T Jun Xu and Che Ming Ko, Phys.Rev. C83 (2011) 034904

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Q-cumulant method

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Pb+Pb, 2.76 , 4000 , ||<0.8 0-5% 5-10%

15-20%

AMPT CMS 2,5 /

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pT

CMS Pb+Pb p+Pb. , -, .

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1) , , , 2) CMS Pb+Pb p+Pb . , , . 3) CMS v2(pT ) , pT =2 / . . 4) Pb+Pb p+Pb LHC. 5) PbPb pPb LHC ,

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:
, .-. . . ; - . . ; .

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1. A Multi-Phase Transport Model for Relativistic Heavy Ion Collisions, Zi -W ei Lin, Che Ming Ko, Bao-An Li, Bin Zhang, Subrata Pal, Phys.Rev.C72: 064901, 2005, arXiv: nucl-th/0411110 2. Pb-Pb collisions at sNN = 2.76 TeV in a multiphase transport model, Jun Xu and Che Ming Ko, Phys.Rev.C83: 034904, 2011, arXiv: 1101.2231; 3. Higher-order anisotropic flows and dihadron correlations in Pb-Pb collisions at sNN= 2.76 TeV in a multiphase transport model, Jun Xu and Che Ming Ko, Phys.Rev.C84: 044907, 2011, arXiv: 1108.0717; 4. Decomposition of flow and nonflow in relativistic heavy -ion collisions, Lingshan Xu, Li Yi, Daniel Kikola, Joshua Konzer, Fuqiang W ang, W ei Xie, Phys.Rev. C86 (2012) 024910, arXiv: 1204.2815; 5. Measurement of anisotropic radial flow in relativistic heavy ion collisions, Lin Li, Na Li, Yuanfang W u, arXiv: 1210.1658 6. Elliptic and triangular flow in p+Pb and peripheral Pb+Pb collisions from parton scatterings, Adam Bzdak, Guo-Liang Ma, arXiv: 1406.2804; 7. Multiplicity and transverse-momentum dependence of two- and four-particle correlation pPb and PbPb collisions, Phys. Lett. B 724 (2013) 213, arXiv: 1305.0609

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Q-cumulant method

Summer Training Project Report, July 29, 2011

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