Measurements of azimuthal anisotropy of nonprompt D0 mesons in PbPb collisions at √sNN=5.02 TeV

被引:1
作者
Tumasyan, A. [1 ,202 ]
Adam, W. [2 ]
Andrejkovic, J. W. [2 ]
Bergauer, T. [2 ]
Chatterjee, S. [2 ]
Damanakis, K. [2 ]
Dragicevic, M. [2 ]
del Valle, A. Escalante [2 ]
Hussain, P. S. [2 ]
Jeitler, M. [2 ]
Krammer, N. [2 ,46 ]
Lechner, L.
Liko, D. [2 ]
Mikulec, I. [2 ]
Paulitsch, P. [2 ]
Pitters, F. M. [2 ]
Schieck, J. [2 ]
Schoefbeck, R. [2 ]
Schwarz, D. [2 ]
Sonawane, M. [2 ]
Templ, S. [2 ]
Waltenberger, W. [2 ]
Wulz, C. -E. [2 ,203 ]
Darwish, M. R. [3 ,204 ]
Janssen, T. [3 ]
Kello, T. [3 ,205 ]
Sfar, H. Rejeb [3 ]
an Mechelen, P. [3 ]
Bols, E. S. [4 ]
d'Hondt, J. [4 ]
de Moor, A. [4 ]
Delcourt, M. [4 ]
El Faham, H. [4 ]
Lowette, S. [4 ]
Moortgat, S. [4 ]
Morton, A. [4 ]
Muller, D. [4 ]
Sahasransu, A. R. [4 ]
Tavernier, S. [4 ]
van Doninck, W. [4 ]
Vannerom, D. [4 ]
Clerbaux, B. [5 ]
de Lentdecker, G. [5 ]
Favart, L. [5 ]
Hohov, D. [5 ]
Jaramillo, J. [5 ]
Lee, K. [5 ,43 ,106 ]
Mahdavikhorrami, M. [5 ]
Makarenko, I. [5 ]
Malara, A. [5 ]
机构
[1] Yerevan Phys Inst, Yerevan, Armenia
[2] Inst Hochenergiephys, Vienna, Austria
[3] Univ Antwerp, Antwerp, Belgium
[4] Vrije Univ Brussel, Brussels, Belgium
[5] Univ Libre Bruxelles, Brussels, Belgium
[6] Univ Ghent, Ghent, Belgium
[7] Catholic Univ Louvain, Louvain, Belgium
[8] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil
[9] Univ Estado Rio De Janeiro, Rio De Janeiro, Brazil
[10] Univ Fed ABC, Univ Estadual Paulista, Sao Paulo, Brazil
[11] Bulgarian Acad Sci, Inst Nucl Res & Nucl Energy, Sofia, Bulgaria
[12] Univ Sofia, Sofia, Bulgaria
[13] Univ Tarapaca, Inst Alta Invest, Casilla 7-D, Arica, Chile
[14] Beihang Univ, Beijing, Peoples R China
[15] Tsinghua Univ, Dept Phys, Beijing, Peoples R China
[16] Inst High Energy Phys, Beijing, Peoples R China
[17] Peking Univ, State Key Lab Nucl Phys & Technol, Beijing, Peoples R China
[18] Sun Yat Sen Univ, Guangzhou, Peoples R China
[19] Univ Sci & Technol China, Hefei, Peoples R China
[20] Fudan Univ, Inst Modern Phys, Shanghai, Peoples R China
[21] Zhejiang Univ, Hangzhou, Zhejiang, Peoples R China
[22] Univ Los Andes, Bogota, Colombia
[23] Univ Antioquia, Medellin, Colombia
[24] Univ Split, Fac Elect Engn Mech Engn & Naval Architecture, Split, Croatia
[25] Univ Split, Fac Sci, Split, Croatia
[26] Inst Rudjer Boskov, Zagreb, Croatia
[27] Univ Cyprus, Nicosia, Cyprus
[28] Charles Univ Prague, Prague, Czech Republic
[29] Escuela Politec Nacl, Quito, Ecuador
[30] Univ San Francisco Quito, Quito, Ecuador
[31] Egyptian Network High Energy Phys, Acad Sci Res & Technol Arab Republ Egypt, Cairo, Egypt
[32] Fayoum Univ, Ctr High Energy Phys CHEP FU, Al Fayyum, Egypt
[33] NICPB, Tallinn, Estonia
[34] Univ Helsinki, Dept Phys, Helsinki, Finland
[35] Helsinki Inst Phys, Helsinki, Finland
[36] Lappeenranta Lahti Univ Technol, Lappeenranta, Finland
[37] Univ Paris Saclay, IRFU, CEA, Gif Sur Yvette, France
[38] Ecole Polytech, Inst Polytech Paris, Lab Leprince Ringuet, CNRS,IN2P3, Palaiseau, France
[39] Univ Strasbourg, CNRS, IPHC UMR 7178, Strasbourg, France
[40] Inst Phys 2 Infinis Lyon IP2I, Villeurbanne, France
[41] Georgian Tech Univ, Tbilisi, Georgia
[42] Rhein Westfal TH Aachen, Phys Inst 1, Aachen, Germany
[43] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany
[44] Rhein Westfal TH Aachen, Phys Inst B 3, Aachen, Germany
[45] DESY, Hamburg, Germany
[46] Univ Hamburg, Hamburg, Germany
[47] Karlsruher Inst Technol, Karlsruhe, Germany
[48] NCSR Demokritos, Inst Nucl & Particle Phys INPP, Aghia Paraskevi, Greece
[49] Natl & Kapodistrian Univ Athens, Athens, Greece
[50] Natl Tech Univ Athens, Athens, Greece
基金
英国科学技术设施理事会; 欧盟地平线“2020”; 欧洲研究理事会; 芬兰科学院; 巴西圣保罗研究基金会;
关键词
CMS; Heavy ions; QPG; Flow; Heavy flavor; QUARK-GLUON PLASMA; HEAVY-FLAVOR; FLOW; PERSPECTIVE;
D O I
10.1016/j.physletb.2023.138389
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Measurements of the elliptic (v(2)) and triangular (v(3)) azimuthal anisotropy coefficients are presented for D-0 mesons produced in b hadron decays (nonprompt D-0 mesons) in lead-lead collisions at root s(NN) = 5.02 TeV. The results are compared with previously published charm meson anisotropies measured using prompt D-0 mesons. The data were collected with the CMS detector in 2018 with an integrated luminosity of 0.58 nb(-1). Azimuthal anisotropy is sensitive to the interactions of quarks with the hot and dense medium created in heavy ion collisions. Comparing results for prompt and nonprompt D-0 mesons can assist in understanding the mass dependence of these interactions. The nonprompt results show lower magnitudes of v(2) and v(3) and weaker dependences on the meson transverse momentum and collision centrality than those found for prompt D-0 mesons. The results are in agreement with theoretical predictions that include a mass dependence in the interactions of quarks with the medium.
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页数:25
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