<?xml version="1.0" encoding="UTF-8"?> <collection xmlns="http://www.loc.gov/MARC21/slim"> <record> <controlfield tag="001">2790091</controlfield> <controlfield tag="005">20230810120740.0</controlfield> <datafield tag="024" ind1="7" ind2=" "> <subfield code="2">DOI</subfield> <subfield code="9">SciPost Fundation</subfield> <subfield code="a">10.21468/SciPostPhysProc.10.034</subfield> </datafield> <datafield tag="024" ind1="8" ind2=" "> <subfield code="a">oai:cds.cern.ch:2790091</subfield> <subfield code="p">cerncds:FULLTEXT</subfield> <subfield code="p">cerncds:CERN:FULLTEXT</subfield> <subfield code="p">cerncds:CERN</subfield> </datafield> <datafield tag="035" ind1=" " ind2=" "> <subfield code="9">arXiv</subfield> <subfield code="a">oai:arXiv.org:2111.05335</subfield> </datafield> <datafield tag="035" ind1=" " ind2=" "> <subfield code="9">Inspire</subfield> <subfield code="a">1965140</subfield> </datafield> <datafield tag="037" ind1=" " ind2=" "> <subfield code="9">arXiv</subfield> <subfield code="a">arXiv:2111.05335</subfield> <subfield code="c">nucl-ex</subfield> </datafield> <datafield tag="037" ind1=" " ind2=" "> <subfield code="a">ATL-PHYS-PROC-2021-094</subfield> </datafield> <datafield tag="041" ind1=" " ind2=" "> <subfield code="a">eng</subfield> </datafield> <datafield tag="088" ind1=" " ind2=" "> <subfield code="9">ATL-COM-PHYS-2021-935</subfield> </datafield> <datafield tag="100" ind1=" " ind2=" "> <subfield code="0">AUTHOR|(INSPIRE)INSPIRE-00232412</subfield> <subfield code="0">AUTHOR|(SzGeCERN)557616</subfield> <subfield code="0">AUTHOR|(CDS)2108773</subfield> <subfield code="a">Santos, Helena</subfield> <subfield code="m">helena@lip.pt</subfield> <subfield code="u">LIP Laboratorio de Instrumentacao e Fisica Experimental de Particulas (PT)</subfield> </datafield> <datafield tag="110" ind1=" " ind2=" "> <subfield code="a">The ATLAS collaboration</subfield> </datafield> <datafield tag="245" ind1=" " ind2=" "> <subfield code="9">SciPost Fundation</subfield> <subfield code="a">Collective dynamics of heavy ion collisions in ATLAS</subfield> </datafield> <datafield tag="260" ind1=" " ind2=" "> <subfield code="c">2022-08-11</subfield> </datafield> <datafield tag="269" ind1=" " ind2=" "> <subfield code="a">Geneva</subfield> <subfield code="b">CERN</subfield> <subfield code="c">09 Nov 2021</subfield> </datafield> <datafield tag="300" ind1=" " ind2=" "> <subfield code="a">4 p</subfield> </datafield> <datafield tag="520" ind1=" " ind2=" "> <subfield code="a">The latest measurements of collective behaviour in a variety of collision systems with the ATLAS detector at the LHC, including \mbox{$pp$} collisions at 13 TeV, \mbox{Xe+Xe} collisions at 5.44 TeV, and $\mbox{Pb+Pb}$ collisions at 5.02 TeV, are presented. They include $v_n$-[\mbox{$p_{\mathrm{T}}$}] correlations, which carry important information about the initial-state geometry of the quark-gluon plasma and can shed light on any quadrupole deformation in the Xe nucleus, and measurements of flow decorrelations differential in rapidity, which probe the longitudinal structure of the colliding system. These measurements furthermore provide stringent tests of the theoretical understanding of the initial state in heavy ion collisions.</subfield> </datafield> <datafield tag="520" ind1=" " ind2=" "> <subfield code="9">SciPost Fundation</subfield> <subfield code="a">The latest measurements of collective behaviour in a variety of collision systems with the ATLAS detector at the LHC, including pp collisions at 13 TeV, Xe+Xe collisions at 5.44 TeV, and Pb+Pb collisions at 5.02 TeV, are presented. They include vn-[pT] correlations, which carry important information about the initial-state geometry of the quark-gluon plasma and can shed light on any quadrupole deformation in the Xe nucleus, and measurements of flow decorrelations differential in rapidity, which probe the longitudinal structure of the colliding system. These measurements furthermore provide stringent tests of the theoretical understanding of the initial state in heavy ion collisions.</subfield> </datafield> <datafield tag="520" ind1=" " ind2=" "> <subfield code="9">arXiv</subfield> <subfield code="a">The latest measurements of collective behaviour in a variety of collision systems with the ATLAS detector at the LHC, including pp collisions at 13 TeV, Xe+Xe collisions at 5.44 TeV, and Pb+Pb collisions at 5.02 TeV, are presented. They include $v$$_{n}$-[$p$$_{T}$] correlations, which carry important information about the initial-state geometry of the quark-gluon plasma and can shed light on any quadrupole deformation in the Xe nucleus, and measurements of flow decorrelations differential in rapidity, which probe the longitudinal structure of the colliding system. These measurements furthermore provide stringent tests of the theoretical understanding of the initial state in heavy ion collisions.</subfield> </datafield> <datafield tag="540" ind1=" " ind2=" "> <subfield code="3">preprint</subfield> <subfield code="a">CC BY 4.0</subfield> <subfield code="u">http://creativecommons.org/licenses/by/4.0/</subfield> </datafield> <datafield tag="540" ind1=" " ind2=" "> <subfield code="3">publication</subfield> <subfield code="a">CC-BY-4.0</subfield> <subfield code="b">SciPost Fundation</subfield> <subfield code="u">http:https://creativecommons.org/licenses/by/4.0/</subfield> <subfield code="f">Collective</subfield> </datafield> <datafield tag="542" ind1=" " ind2=" "> <subfield code="3">preprint</subfield> <subfield code="d">CERN</subfield> <subfield code="g">2021</subfield> </datafield> <datafield tag="542" ind1=" " ind2=" "> <subfield code="3">publication</subfield> <subfield code="d">CERN</subfield> <subfield code="g">2022</subfield> </datafield> <datafield tag="594" ind1=" " ind2=" "> <subfield code="a">PROC</subfield> </datafield> <datafield tag="595" ind1=" " ind2=" "> <subfield code="a">CERN CDS-Invenio WebSubmit</subfield> </datafield> <datafield tag="650" ind1="1" ind2="7"> <subfield code="2">SzGeCERN</subfield> <subfield code="a">Particle Physics - Experiment</subfield> </datafield> <datafield tag="650" ind1="1" ind2="7"> <subfield code="2">SzGeCERN</subfield> <subfield code="a">Nuclear Physics - Experiment</subfield> </datafield> <datafield tag="650" ind1="2" ind2="7"> <subfield code="2">SzGeCERN</subfield> <subfield code="a">Physics</subfield> </datafield> <datafield tag="653" ind1="1" ind2=" "> <subfield code="9">CERN</subfield> <subfield code="a">quark-gluon plasma</subfield> </datafield> <datafield tag="653" ind1="1" ind2=" "> <subfield code="9">CERN</subfield> <subfield code="a">event flow</subfield> </datafield> <datafield tag="653" ind1="1" ind2=" "> <subfield code="9">CERN</subfield> <subfield code="a">fluctuations</subfield> </datafield> <datafield tag="653" ind1="1" ind2=" "> <subfield code="9">CERN</subfield> <subfield code="a">decorrelations</subfield> </datafield> <datafield tag="653" ind1="1" ind2=" "> <subfield code="9">CERN</subfield> <subfield code="a">HEAVYIONS</subfield> </datafield> <datafield tag="690" ind1="C" ind2=" "> <subfield code="a">CERN</subfield> </datafield> <datafield tag="690" ind1="C" ind2=" "> <subfield code="a">INTNOTE</subfield> </datafield> <datafield tag="690" ind1="C" ind2=" "> <subfield code="a">PRIVATLAS</subfield> </datafield> <datafield tag="690" ind1="C" ind2=" "> <subfield code="a">INTNOTEATLASPUBL</subfield> </datafield> <datafield tag="690" ind1="C" ind2=" "> <subfield code="a">ARTICLE</subfield> </datafield> <datafield tag="693" ind1=" " ind2=" "> <subfield code="a">CERN LHC</subfield> <subfield code="e">ATLAS</subfield> </datafield> <datafield tag="710" ind1=" " ind2=" "> <subfield code="5">PH-EP</subfield> </datafield> <datafield tag="710" ind1=" " ind2=" "> <subfield code="g">ATLAS Collaboration</subfield> </datafield> <datafield tag="773" ind1=" " ind2=" "> <subfield code="c">034</subfield> <subfield code="p">SciPost Phys. Proc.</subfield> <subfield code="v">10</subfield> <subfield code="w">C21-07-11.1</subfield> <subfield code="y">2022</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="u">http://cds.cern.ch/record/2788637</subfield> <subfield code="y">Original Communication (restricted to ATLAS)</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2332949</subfield> <subfield code="s">741221</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/ATL-PHYS-PROC-2021-094.pdf</subfield> <subfield code="z">Stamped by WebSubmit: 09/11/2021</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384487</subfield> <subfield code="s">709803</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/SciPostPhysProc_10_034.pdf</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384487</subfield> <subfield code="s">12621</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/SciPostPhysProc_10_034.gif?subformat=icon</subfield> <subfield code="x">icon</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384487</subfield> <subfield code="s">132414</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/SciPostPhysProc_10_034.jpg?subformat=icon-700</subfield> <subfield code="x">icon-700</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384487</subfield> <subfield code="s">17014</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/SciPostPhysProc_10_034.jpg?subformat=icon-180</subfield> <subfield code="x">icon-180</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384529</subfield> <subfield code="s">164464</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/F2.png</subfield> <subfield code="y">00004 Left panel: $r_{2|2}$, $r_{3|3}$ and $r_{4|4}$ as a function of $\eta$ in \mbox{Xe+Xe} collisions for six centrality intervals. The $|\eta_{\mathrm{ref}}|$ stands between 4.0$&lt;|\eta_{\mathrm{ref}}|&lt;$4.9 for $r_{2|2}$, and 3.2$&lt;|\eta_{\mathrm{ref}}|&lt;$4.9 for $r_{3|3}$ and $r_{4|4}$. The error bars and boxes regard statistical and systematic uncertainties, respectively. Right panel: The $F_2$ compared between Xe+Xe and Pb+Pb collisions as a function of centrality. The error bars and shaded boxes on the data represent statistical and systematic uncertainties, respectively\cite{ATLAS2} . The results from a hydrodynamic model are shown as solid lines (\mbox{Xe+Xe}) and dashed lines (\mbox{Pb+Pb}) with the vertical error bars representing statistical uncertainty of the predictions\cite{long2} .</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384530</subfield> <subfield code="s">175731</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/rnn.png</subfield> <subfield code="y">00003 Left panel: $r_{2|2}$, $r_{3|3}$ and $r_{4|4}$ as a function of $\eta$ in \mbox{Xe+Xe} collisions for six centrality intervals. The $|\eta_{\mathrm{ref}}|$ stands between 4.0$&lt;|\eta_{\mathrm{ref}}|&lt;$4.9 for $r_{2|2}$, and 3.2$&lt;|\eta_{\mathrm{ref}}|&lt;$4.9 for $r_{3|3}$ and $r_{4|4}$. The error bars and boxes regard statistical and systematic uncertainties, respectively. Right panel: The $F_2$ compared between Xe+Xe and Pb+Pb collisions as a function of centrality. The error bars and shaded boxes on the data represent statistical and systematic uncertainties, respectively\cite{ATLAS2} . The results from a hydrodynamic model are shown as solid lines (\mbox{Xe+Xe}) and dashed lines (\mbox{Pb+Pb}) with the vertical error bars representing statistical uncertainty of the predictions\cite{long2} .</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384531</subfield> <subfield code="s">160181</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/vn_pt_fig_10.png</subfield> <subfield code="y">00001 $\rho(v_2^2,[p_{\mathrm{T}}])$ (left) and $\rho(v_3^2,[p_{\mathrm{T}}])$ (right) as a function of the collisions centrality in \mbox{Pb+Pb} (blue symbols) and \mbox{Xe+Xe} (red symbols) collisions obtained using $N^{\mathrm{ch}}_{\mathrm{rec}}$-based (closed symbols) and $\Sigma E_{\mathrm{T}}$-based (open symbols) event averaging procedure for charged particles in 0.5$&lt;p_{\mathrm{T}}&lt;$2 GeV\cite{ATLAS1}. They are compared with a hydrodynamical model calculation based on Trento initial condition\cite{trento2} (top) and with a calculation based on a three-dimensional initial condition dynamically generated from gluon saturation models\cite{gluon2} (bottom). The error bars and boxes on the data points regard statistical and systematic uncertainties, respectively. The width of the bands represent the statistical uncertainties of the models.</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384532</subfield> <subfield code="s">658187</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/2111.05335.pdf</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384533</subfield> <subfield code="s">709803</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/document.pdf</subfield> <subfield code="y">Fulltext</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384534</subfield> <subfield code="s">12502</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/ismd-logo-rect.png</subfield> <subfield code="y">00000 \mathrm{ch}</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="8">2384535</subfield> <subfield code="s">168940</subfield> <subfield code="u">http://cds.cern.ch/record/2790091/files/vn_pt_fig_11.png</subfield> <subfield code="y">00002 $\rho(v_2^2,[p_{\mathrm{T}}])$ (left) and $\rho(v_3^2,[p_{\mathrm{T}}])$ (right) as a function of the collisions centrality in \mbox{Pb+Pb} (blue symbols) and \mbox{Xe+Xe} (red symbols) collisions obtained using $N^{\mathrm{ch}}_{\mathrm{rec}}$-based (closed symbols) and $\Sigma E_{\mathrm{T}}$-based (open symbols) event averaging procedure for charged particles in 0.5$&lt;p_{\mathrm{T}}&lt;$2 GeV\cite{ATLAS1}. They are compared with a hydrodynamical model calculation based on Trento initial condition\cite{trento2} (top) and with a calculation based on a three-dimensional initial condition dynamically generated from gluon saturation models\cite{gluon2} (bottom). The error bars and boxes on the data points regard statistical and systematic uncertainties, respectively. The width of the bands represent the statistical uncertainties of the models.</subfield> </datafield> <datafield tag="859" ind1=" " ind2=" "> <subfield code="f">helena@lip.pt</subfield> </datafield> <datafield tag="916" ind1=" " ind2=" "> <subfield code="s">n</subfield> <subfield code="w">202170</subfield> </datafield> <datafield tag="960" ind1=" " ind2=" "> <subfield code="a">13</subfield> </datafield> <datafield tag="962" ind1=" " ind2=" "> <subfield code="b">2784258</subfield> <subfield code="k">034</subfield> <subfield code="n">online20210712a</subfield> </datafield> <datafield tag="963" ind1=" " ind2=" "> <subfield code="a">PUBLIC</subfield> </datafield> <datafield tag="970" ind1=" " ind2=" "> <subfield code="a">000773933CER</subfield> </datafield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="a">INTNOTEATLASPUBL</subfield> </datafield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="a">ConferencePaper</subfield> </datafield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="a">ARTICLE</subfield> </datafield> <datafield tag="981" ind1=" " ind2=" "> <subfield code="a">2790441</subfield> </datafield> </record> </collection>