The centrality de
pendence of the charged-
particle
pseudora
pidity density measured with ALICE in Pb–Pb collisions at
pan id="mmlsi1" class="mathmlsrc">pii=S0370269316000678&_rdoc=1&_issn=03702693&md5=a81ddaf5f532649da1d78a1e95bd4b8a">p: -5px; vertical-align: middle" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000678-si1.gif">pt>p://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000678-si1.gif">pt>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> over a broad
pseudora
pidity range is
presented. This Letter extends the
previous results re
ported by ALICE to more
peri
pheral collisions. No strong change of the overall sha
pe of charged-
particle
pseudora
pidity density distributions with centrality is observed, and when normalised to the number of
partici
pating nucleons in the collisions, the evolution over
pseudora
pidity with centrality is likewise small. The broad
pseudora
pidity range (
pan id="mmlsi2" class="mathmlsrc">pan class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000678&_mathId=si2.gif&_user=111111111&_pii=S0370269316000678&_rdoc=1&_issn=03702693&md5=d532320d1e1e7bc9addbae5aef2f97f0" title="Click to view the MathML source">−3.5<η<5pan>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan>) allows
precise estimates of the total number of
produced charged
particles which we find to range from
pan id="mmlsi3" class="mathmlsrc">pan class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000678&_mathId=si3.gif&_user=111111111&_pii=S0370269316000678&_rdoc=1&_issn=03702693&md5=ac8e6f94f0fcf75971ab8c3febefccbe" title="Click to view the MathML source">162±22(syst.)pan>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> to
pan id="mmlsi4" class="mathmlsrc">pan class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000678&_mathId=si4.gif&_user=111111111&_pii=S0370269316000678&_rdoc=1&_issn=03702693&md5=93a2833ededa215eac67326147c44b4c" title="Click to view the MathML source">17170±770(syst.)pan>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> in 80–90% and 0–5% central collisions, res
pectively. The total charged-
particle multi
plicity is seen to a
pproximately scale with the number of
partici
pating nucleons in the collision. This suggests that hard contributions to the charged-
particle multi
plicity are limited. The results are com
pared to models which describe
pan id="mmlsi5" class="mathmlsrc">pan class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000678&_mathId=si5.gif&_user=111111111&_pii=S0370269316000678&_rdoc=1&_issn=03702693&md5=304588943ca60dc2f44d0d6b103554a3" title="Click to view the MathML source">dNch/dηpan>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> at mid-ra
pidity in the most central Pb–Pb collisions and it is found that these models do not ca
pture all features of the distributions.