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and production in Pb-Pb collisions at
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The production of the hypertriton nuclei an id="mmlsi1" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si1.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=d9a97364514b70d3ac5ff066d88862ed">ass="imgLazyJSB inlineImage" height="18" width="21" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si1.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">athvariant="normal">Hathvariant="normal">Λ3ath>an>an>an> and an id="mmlsi2" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si2.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=630707bfce3f74f3fe4dd1303a2b80c1">ass="imgLazyJSB inlineImage" height="20" width="21" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si2.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si2.gif" overflow="scroll">accent="true">athvariant="normal">Haccent="true">athvariant="normal">Λalse">&macr;3ath>an>an>an> has been measured for the first time in Pb&ndash;Pb collisions at an id="mmlsi115" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si115.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=98792dde095d1ff824360d8f4b21694d">ass="imgLazyJSB inlineImage" height="15" width="105" alt="View the MathML source" style="margin-top: -5px; vertical-align: middle" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si115.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si115.gif" overflow="scroll">sathvariant="normal">NN=2.76 TeVath>an>an>an> with the ALICE experiment at LHC. The an id="mmlsi4" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si4.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=f8bc50051a5ce47a84f177607d3d28ca" title="Click to view the MathML source">pTan>an class="mathContainer hidden">an class="mathCode">ath altimg="si4.gif" overflow="scroll">pathvariant="normal">Tath>an>an>an>-integrated an id="mmlsi1" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si1.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=d9a97364514b70d3ac5ff066d88862ed">ass="imgLazyJSB inlineImage" height="18" width="21" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si1.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">athvariant="normal">Hathvariant="normal">Λ3ath>an>an>an> yield in one unity of rapidity, an id="mmlsi5" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si5.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=065282f474a03bba13ec2f740d802298">ass="imgLazyJSB inlineImage" height="22" width="414" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si5.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si5.gif" overflow="scroll">athvariant="normal">dNalse">/athvariant="normal">dy×athvariant="normal">B.athvariant="normal">R.(athvariant="normal">Hathvariant="normal">Λ3alse">&rarr;athvariant="normal">He3,π)=(3.86±0.77alse">(stat.alse">)±0.68alse">(syst.alse">))×105ath>an>an>an> in the 0&ndash;10% most central collisions, is consistent with the predictions from a statistical thermal model using the same temperature as for the light hadrons. The coalescence parameter an id="mmlsi6" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si6.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=ffd5248ddd0bde7fe0908d1e417a399d" title="Click to view the MathML source">B3an>an class="mathContainer hidden">an class="mathCode">ath altimg="si6.gif" overflow="scroll">B3ath>an>an>an> shows a dependence on the transverse momentum, similar to the an id="mmlsi7" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si7.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=44ae3afd5195752b732a7875a136bcba" title="Click to view the MathML source">B2an>an class="mathContainer hidden">an class="mathCode">ath altimg="si7.gif" overflow="scroll">B2ath>an>an>an> of deuterons and the an id="mmlsi6" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si6.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=ffd5248ddd0bde7fe0908d1e417a399d" title="Click to view the MathML source">B3an>an class="mathContainer hidden">an class="mathCode">ath altimg="si6.gif" overflow="scroll">B3ath>an>an>an> of 3He nuclei. The ratio of yields an id="mmlsi113" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si113.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=7399ffecdfb0d9f9b29b3e0e8f37f63d">ass="imgLazyJSB inlineImage" height="18" width="134" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si113.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si113.gif" overflow="scroll">S3=athvariant="normal">Hathvariant="normal">Λ3alse">/alse">(athvariant="normal">He3×athvariant="normal">Λalse">/athvariant="normal">palse">)ath>an>an>an> was measured to be an id="mmlsi9" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si9.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=d7332616ed2692bd9a6c492564fb1508" title="Click to view the MathML source">S3=0.60±0.13(stat.)±0.21(syst.)an>an class="mathContainer hidden">an class="mathCode">ath altimg="si9.gif" overflow="scroll">S3=0.60±0.13alse">(stat.alse">)±0.21alse">(syst.alse">)ath>an>an>an> in 0&ndash;10% centrality events; this value is compared to different theoretical models. The measured an id="mmlsi10" class="mathmlsrc">an class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si10.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=5485cc1b27883725fd196bc48ef9dc40" title="Click to view the MathML source">S3an>an class="mathContainer hidden">an class="mathCode">ath altimg="si10.gif" overflow="scroll">S3ath>an>an>an> is compatible with thermal model predictions. The measured an id="mmlsi1" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si1.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=d9a97364514b70d3ac5ff066d88862ed">ass="imgLazyJSB inlineImage" height="18" width="21" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si1.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">athvariant="normal">Hathvariant="normal">Λ3ath>an>an>an> lifetime, an id="mmlsi11" class="mathmlsrc"><a title="View the MathML source" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316000575&_mathId=si11.gif&_user=111111111&_pii=S0370269316000575&_rdoc=1&_issn=03702693&md5=163006bae5587e43d8fd7f47883f88e2">ass="imgLazyJSB inlineImage" height="19" width="192" alt="View the MathML source" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316000575-si11.gif">a>an class="mathContainer hidden">an class="mathCode">ath altimg="si11.gif" overflow="scroll">τ=18139+54alse">(stat.alse">)±33alse">(syst.alse">)ace width="0.25em">ace>athvariant="normal">psath>an>an>an> is in agreement within 1σ with the world average value.

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