First study of the CP-violating phase and decay-width difference in decays
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A time-dependent angular analysis of rc">rce" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si1.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=af5298c521eb850c281f70e1ef92e7f0">View the MathML sou<font color=rce" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316305226-si1.gif">ript>rder="0" style="vertical-align:bottom" width="86" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316305226-si1.gif">ript>r hidden">rflow="scroll">row>Brow>row>srow>row>0row>retchy="false">&rarr;ψretchy="false">(2Sretchy="false">)ϕ decays is performed using data recorded by the LHCb experiment. The data set corresponds to an integrated luminosity of rc">rce" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si16.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=26629ba5f05ef5491799399403726f19">View the MathML sou<font color=rce" style="margin-top: -5px; vertical-align: middle" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316305226-si16.gif">ript>rder="0" style="vertical-align:bottom" width="48" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316305226-si16.gif">ript>r hidden">rflow="scroll">3.0row>fbrow>row>1row> collected during Run 1 of the LHC. The CP  -violating phase and decay-width difference of the rc">rce" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si179.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=12230061d470949a8a4a9690fd9c70b4">View the MathML sou<font color=rce" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316305226-si179.gif">ript>rder="0" style="vertical-align:bottom" width="17" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316305226-si179.gif">ript>r hidden">rflow="scroll">row>Brow>row>srow>row>0row> system are measured to be rc">rce" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si4.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=f30428e4d550321c1678b9029158e0bb">View the MathML sou<font color=rce" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316305226-si4.gif">ript>rder="0" style="vertical-align:bottom" width="152" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316305226-si4.gif">ript>r hidden">rflow="scroll">row>ϕrow>row>srow>=row>0.23row>row>0.28row>row>+0.29row>±0.02rad and i5" class="mathmlsrc">rce" class="mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si5.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=45294b831db949d5bf74b33d8b7287a5">View the MathML sou<font color=rce" title="View the MathML source" src="/sd/grey_pxl.gif" data-inlimgeid="1-s2.0-S0370269316305226-si5.gif">ript>rder="0" style="vertical-align:bottom" width="191" alt="View the MathML source" title="View the MathML source" src="http://origin-ars.els-cdn.com/content/image/1-s2.0-S0370269316305226-si5.gif">ript>r hidden">i5.gif" overflow="scroll">riant="normal">Δrow>riant="normal">Γrow>row>srow>=row>0.066row>row>0.044row>row>+0.041row>±0.007row>psrow>row>1row>, respectively, where the first uncertainty is statistical and the second systematic. This is the first time that rc">rmulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si10.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=c7691096a9966575cde8c9c6202c699c" title="Click to view the MathML source">ϕsr hidden">rflow="scroll">row>ϕrow>row>srow> and rc">rmulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si133.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=1e4fcbd023b652949f0f051cf703b261" title="Click to view the MathML source">ΔΓsr hidden">rflow="scroll">riant="normal">Δrow>riant="normal">Γrow>row>srow> have been measured in a decay containing the i56" class="mathmlsrc">rmulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0370269316305226&_mathId=si56.gif&_user=111111111&_pii=S0370269316305226&_rdoc=1&_issn=03702693&md5=4665416de8f1092f2090a62ab2b48a9e" title="Click to view the MathML source">ψ(2S)r hidden">i56.gif" overflow="scroll">ψretchy="false">(2Sretchy="false">) resonance.

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