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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">ript>rder="0" style="vertical-align:bottom" width="21" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si1.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">ripts>row>athvariant="normal">Hrow>rescripts>rescripts>row>athvariant="normal">Λrow>row>3row>ripts>ath>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">ript>rder="0" style="vertical-align:bottom" width="21" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si2.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si2.gif" overflow="scroll">ripts>row>r accent="true">row>athvariant="normal">Hrow>r>row>rescripts>rescripts>row>r accent="true">row>athvariant="normal">Λrow>row>retchy="false">&macr;row>r>row>row>3row>ripts>ath>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">ript>rder="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-S0370269316000575-si115.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si115.gif" overflow="scroll">rt>row>srow>row>athvariant="normal">NNrow>rt>=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">row>prow>row>athvariant="normal">Trow>ath>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">ript>rder="0" style="vertical-align:bottom" width="21" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si1.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">ripts>row>athvariant="normal">Hrow>rescripts>rescripts>row>athvariant="normal">Λrow>row>3row>ripts>ath>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">ript>rder="0" style="vertical-align:bottom" width="414" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si5.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si5.gif" overflow="scroll">athvariant="normal">dNretchy="false">/athvariant="normal">dy×row>athvariant="normal">B.athvariant="normal">R.row>row>retchy="true">(ripts>row>athvariant="normal">Hrow>rescripts>rescripts>row>athvariant="normal">Λrow>row>3row>ripts>retchy="false">&rarr;ripts>row>athvariant="normal">Herow>rescripts>rescripts>row>3row>ripts>,row>πrow>row>row>retchy="true">)row>=row>retchy="true">(3.86±0.77retchy="false">(stat.retchy="false">)±0.68retchy="false">(syst.retchy="false">)retchy="true">)row>×row>10row>row>5row>ath>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">row>Brow>row>3row>ath>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">row>Brow>row>2row>ath>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">row>Brow>row>3row>ath>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">ript>rder="0" style="vertical-align:bottom" width="134" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si113.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si113.gif" overflow="scroll">row>Srow>row>3row>=ripts>row>athvariant="normal">Hrow>rescripts>rescripts>row>athvariant="normal">Λrow>row>3row>ripts>retchy="false">/retchy="false">(ripts>row>athvariant="normal">Herow>rescripts>rescripts>row>3row>ripts>×athvariant="normal">Λretchy="false">/athvariant="normal">pretchy="false">)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">row>Srow>row>3row>=0.60±0.13retchy="false">(stat.retchy="false">)±0.21retchy="false">(syst.retchy="false">)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">row>Srow>row>3row>ath>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">ript>rder="0" style="vertical-align:bottom" width="21" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si1.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si1.gif" overflow="scroll">ripts>row>athvariant="normal">Hrow>rescripts>rescripts>row>athvariant="normal">Λrow>row>3row>ripts>ath>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">ript>rder="0" style="vertical-align:bottom" width="192" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316000575-si11.gif">ript>a>an class="mathContainer hidden">an class="mathCode">ath altimg="si11.gif" overflow="scroll">τ=row>181row>row>39row>row>+54row>retchy="false">(stat.retchy="false">)±33retchy="false">(syst.retchy="false">)ace width="0.25em">ace>row>athvariant="normal">psrow>ath>an>an>an> is in agreement within 1σ with the world average value.

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