The
production of electrons from heavy-flavour hadron decays was measured as a function of transverse momentum (
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p–Pb collisions at
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p://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269315010151-si1.gif">pt>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> using the ALICE detector at the LHC. The measurement covers the
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pidity range
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pproach. The nuclear modification factor
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paring the
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p–Pb collisions to a
pp reference at the same centre-of-mass energy, which was obtained by inter
polating measurements at
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p://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269315010151-si126.gif">pt>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan>. The
pan id="mmlsi114" class="mathmlsrc">pan class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269315010151&_mathId=si114.gif&_user=111111111&_pii=S0370269315010151&_rdoc=1&_issn=03702693&md5=7870a314240d78af9d436f8136f3b599" title="Click to view the MathML source">RpPbpan>pan class="mathContainer hidden">pan class="mathCode">pan>pan>pan> is consistent with unity within uncertainties of about 25%, which become larger for
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production is consistent with binary scaling, so that a su
ppression in the high-
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produced in the final state. The data in
p–Pb collisions are described by recent model calculations that include cold nuclear matter effects.