{"@context":"http://schema.org","@id":"https://doi.org/10.17182/hepdata.82813.v1","@reverse":{"isBasedOn":[{"@type":"ScholarlyArticle","identifier":{"@type":"PropertyValue","propertyID":"URL","value":"https://inspirehep.net/literature/1639439"}},{"@id":"https://doi.org/10.1016/j.physletb.2018.03.010","@type":"JournalArticle"}]},"@type":"Dataset","additionalType":"Collection","author":{"@type":"Organization","name":"ALICE Collaboration"},"creator":{"@type":"Organization","name":"ALICE Collaboration"},"datePublished":"2018","description":"The production of Z-bosons at large rapidities in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}}=5.02$ TeV is reported.\n\nZ-boson candidates are reconstructed in the dimuon decay channel (${\\rm Z}^{0} \\rightarrow \\mu^{+}\\mu^{-}$), based on muons selected with pseudo-rapidity $-4.0<\\eta_{\\mu}<-2.5$ and $p_{\\rm T}^\\mu>20$ GeV/$c$.\n\nThe invariant yield and the nuclear modification factor, $R_{AA}$, are presented as a function of rapidity and collision centrality.\n\nThe value of $R_{\\rm AA}$ for the 0-20% central Pb-Pb collisions is $0.67 \\pm 0.11 \\, \\mbox{(stat.)} \\, \\pm 0.03 \\, \\mbox{(syst.)} \\, \\pm 0.06 \\, \\mbox{(corr. syst.)}$, exhibiting a deviation of $2.6 \\sigma$ from unity.\n\nThe results are well-described by calculations that include nuclear modifications of the parton distribution functions, while the predictions using vacuum PDFs deviate from data by $2.3\\sigma$ in the 0-90% centrality class and by $3\\sigma$ in the 0-20% central collisions.","hasPart":[{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t1","@type":"Dataset","description":"Invariant yield of Z$^{0}$ production in 2.5 < y < 4.0 divided by the average nuclear overlap function in the...","name":"Table 1"},{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t2","@type":"Dataset","description":"Nuclear modification factor of Z$^{0}$ production in 2.5 < y < 4.0 in the 0-90% centrality class. The first uncertainty...","name":"Table 2"},{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t3","@type":"Dataset","description":"Invariant yield of Z$^{0}$ production in 2.5 < y < 4.0 divided by the average nuclear overlap function as a...","name":"Table 3"},{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t4","@type":"Dataset","description":"Nuclear modification factor of Z$^{0}$ production as a function of rapidity in the 0-90% centrality class. The first uncertainty is...","name":"Table 4"},{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t5","@type":"Dataset","description":"Invariant yield of Z$^{0}$ production in 2.5 < y < 4.0 divided by the average nuclear overlap function as a...","name":"Table 5"},{"@id":"https://doi.org/10.17182/hepdata.82813.v1/t6","@type":"Dataset","description":"Nuclear modification factor of Z$^{0}$ production in 2.5 < y < 4.0 as a function of the average number of...","name":"Table 6"}],"identifier":[{"@type":"PropertyValue","propertyID":"HEPDataRecord","value":"https://www.hepdata.net/record/ins1639439?version=1"},{"@type":"PropertyValue","propertyID":"HEPDataRecordAlt","value":"https://www.hepdata.net/record/82813"}],"inLanguage":"en","name":"Measurement of Z$^0$-boson production at large rapidities in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}}=5.02$ TeV","provider":{"@type":"Organization","name":"HEPData"},"publisher":{"@type":"Organization","name":"HEPData"},"url":"https://www.hepdata.net/record/ins1639439?version=1","version":1}