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• W4387672777 abstract "Abstract A search for decays to invisible particles of Higgs bosons produced in association with a top-antitop quark pair or a vector boson, which both decay to a fully hadronic final state, has been performed using proton-proton collision data collected at $${sqrt{s}=13,text {Te}hspace{-.08em}text {V}}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:msqrt> <mml:mi>s</mml:mi> </mml:msqrt> <mml:mo>=</mml:mo> <mml:mn>13</mml:mn> <mml:mspace /> <mml:mtext>Te</mml:mtext> <mml:mspace /> <mml:mtext>V</mml:mtext> </mml:mrow> </mml:math> by the CMS experiment at the LHC, corresponding to an integrated luminosity of 138 $$,text {fb}^{-1}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mspace /> <mml:msup> <mml:mtext>fb</mml:mtext> <mml:mrow> <mml:mo>-</mml:mo> <mml:mn>1</mml:mn> </mml:mrow> </mml:msup> </mml:mrow> </mml:math> . The 95% confidence level upper limit set on the branching fraction of the 125 $$,text {Ge}hspace{-.08em}text {V}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mspace /> <mml:mtext>Ge</mml:mtext> <mml:mspace /> <mml:mtext>V</mml:mtext> </mml:mrow> </mml:math> Higgs boson to invisible particles, $${mathcal {B}({textrm{H}} rightarrow text {inv})}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mi>B</mml:mi> <mml:mo>(</mml:mo> <mml:mtext>H</mml:mtext> <mml:mo>→</mml:mo> <mml:mtext>inv</mml:mtext> <mml:mo>)</mml:mo> </mml:mrow> </mml:math> , is 0.54 (0.39 expected), assuming standard model production cross sections. The results of this analysis are combined with previous $${mathcal {B}({textrm{H}} rightarrow text {inv})}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mi>B</mml:mi> <mml:mo>(</mml:mo> <mml:mtext>H</mml:mtext> <mml:mo>→</mml:mo> <mml:mtext>inv</mml:mtext> <mml:mo>)</mml:mo> </mml:mrow> </mml:math> searches carried out at $${sqrt{s}=7}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:msqrt> <mml:mi>s</mml:mi> </mml:msqrt> <mml:mo>=</mml:mo> <mml:mn>7</mml:mn> </mml:mrow> </mml:math> , 8, and 13 $$,text {Te}hspace{-.08em}text {V}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mspace /> <mml:mtext>Te</mml:mtext> <mml:mspace /> <mml:mtext>V</mml:mtext> </mml:mrow> </mml:math> in complementary production modes. The combined upper limit at 95% confidence level on $${mathcal {B}({textrm{H}} rightarrow text {inv})}$$ <mml:math xmlns:mml=http://www.w3.org/1998/Math/MathML> <mml:mrow> <mml:mi>B</mml:mi> <mml:mo>(</mml:mo> <mml:mtext>H</mml:mtext> <mml:mo>→</mml:mo> <mml:mtext>inv</mml:mtext> <mml:mo>)</mml:mo> </mml:mrow> </mml:math> is 0.15 (0.08 expected)." @default.
• W4387672777 created "2023-10-17" @default.
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