A search for decays of the Higgs boson to invisible particles in events with a top-antitop quark pair or a vector boson in proton-proton collisions at √s = 13 TeV
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10052_2023_Article_11952.pdf
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Author(s)
Tumasyan, A.
Adam, W.
Andrejkovic, J. W.
Bergauer, T.
Chatterjee, S.
Damanakis, K.
Dragicevic, M.
Escalante Del Valle, A.
Hussain, P. S.
Jeitler, M.
Date Issued
October 16, 2023
Publisher
Springer Berlin Heidelberg
Citation
The European Physical Journal C. 2023 Oct 16;83(10):933
Version
Final published version
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
$${\sqrt{s}=13\,\text {Te}\hspace{-.08em}\text {V}}$$
s
=
13
Te
V
by the CMS experiment at the LHC, corresponding to an integrated luminosity of 138
$$\,\text {fb}^{-1}$$
fb
-
1
. The 95% confidence level upper limit set on the branching fraction of the 125
$$\,\text {Ge}\hspace{-.08em}\text {V}$$
Ge
V
Higgs boson to invisible particles,
$${\mathcal {B}({\textrm{H}} \rightarrow \text {inv})}$$
B
(
H
→
inv
)
, is 0.54 (0.39 expected), assuming standard model production cross sections. The results of this analysis are combined with previous
$${\mathcal {B}({\textrm{H}} \rightarrow \text {inv})}$$
B
(
H
→
inv
)
searches carried out at
$${\sqrt{s}=7}$$
s
=
7
, 8, and 13
$$\,\text {Te}\hspace{-.08em}\text {V}$$
Te
V
in complementary production modes. The combined upper limit at 95% confidence level on
$${\mathcal {B}({\textrm{H}} \rightarrow \text {inv})}$$
B
(
H
→
inv
)
is 0.15 (0.08 expected).
MIT Department
Massachusetts Institute of Technology. Department of Physics
Terms of Use
Creative Commons Attribution
Persistent DSpace Link
DOI of Published Version
https://doi.org/10.1140/epjc/s10052-023-11952-7
