The multi-strange bary
on yields in Pb
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons have been sh
own t
o exhibit an enhancement relative t
o pp reacti
ons. In this w
ork, Ξ and Ω pr
oducti
on rates have been measured with the ALICE experiment as a functi
on
of transverse m
omentum,
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si2.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=16a421cafa0e2a0e956387184f993c7f" title="Click to view the MathML source">pTontainer hidden">ode">, in p
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons at a centre-
of-mass energy
of
ource" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si1.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=22ecafd7b47a44afcb612cc29dfc064b">ource" style="margin-top: -5px; vertical-align: middle" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316301745-si1.gif">oscript>order="0" style="vertical-align:bottom" width="105" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316301745-si1.gif">oscript>ontainer hidden">ode">. The results c
over the kinematic ranges
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si4.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=4d11b492fbd8d1bc70d8e60f5649216e" title="Click to view the MathML source">0.6 GeV/c<pT<7.2 GeV/container hidden">ode"> and
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si5.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=b5324ea13fd912edfc17796789fe720f" title="Click to view the MathML source">0.8 GeV/c<pT<5 GeV/container hidden">ode">, f
or Ξ and Ω respectively, in the c
omm
on rapidity interval
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si6.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=1ee0a5fb2233cf0f6317de667943088c" title="Click to view the MathML source">−0.5<yCMS<0ontainer hidden">ode">. Multi-strange bary
ons have been identified by rec
onstructing their weak decays int
o charged particles. The
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si2.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=16a421cafa0e2a0e956387184f993c7f" title="Click to view the MathML source">pTontainer hidden">ode"> spectra are analysed as a functi
on
of event charged-particle multiplicity, which in p
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons ranges
over
one
order
of magnitude and lies between th
ose
observed in pp and Pb
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons. The measured
ormulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316301745&_mathId=si2.gif&_user=111111111&_pii=S0370269316301745&_rdoc=1&_issn=03702693&md5=16a421cafa0e2a0e956387184f993c7f" title="Click to view the MathML source">pTontainer hidden">ode"> distributi
ons are c
ompared t
o the expectati
ons fr
om a Blast-Wave m
odel. The parameters which describe the pr
oducti
on
of lighter hadr
on species als
o describe the hyper
on spectra in high multiplicity p
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons. The yield
of hyper
ons relative t
o charged pi
ons is studied and c
ompared with results fr
om pp and Pb
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons. A c
ontinu
ous increase in the yield rati
os as a functi
on
of multiplicity is
observed in p
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb data, the values
of which range fr
om th
ose measured in minimum bias pp t
o the
ones in Pb
order="0" alt="single b
ond" data-inlimg="/entities/sbnd" src="/sd/grey_pxl.gif" class="glyphImg imgLazyJSB">
oscript>order="0" alt="single bond" src="http://cdn.els-cdn.com/sd/entities/sbnd" class="glyphImg">oscript>Pb c
ollisi
ons. A statistical m
odel qualitatively describes this multiplicity dependence using a can
onical suppressi
on mechanism, in which the small v
olume causes a relative reducti
on
of hadr
on pr
oducti
on dependent
on the strangeness c
ontent
of the hyper
on.