Browsing Natural and Mathematical Sciences by Issue Date
Now showing items 1041-1060 of 1083
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Search for nonresonant pair production of highly energetic higgs bosons decaying to bottom quarks
(American Physical Society, 2023-07-25)A search for nonresonant Higgs boson ( H ) pair production via gluon and vector boson ( V ) fusion is performed in the four-bottom-quark final state, using proton-proton collision data at 13 TeV corresponding to 138 fb - ... -
Measurements of the Higgs boson production cross section and couplings in the W boson pair decay channel in proton-proton collisions at √s = 13 TeV
(Springer, 2023-07-26)Production cross sections of the standard model Higgs boson decaying to a pair of W bosons are measured in proton-proton collisions at a center-of-mass energy of 13 TeV . The analysis targets Higgs bosons produced via gluon ... -
Search for Higgs boson and observation of Z boson through their decay into a charm quark-antiquark pair in boosted topologies in proton-proton collisions at √s=13 TeV
(American Physical Society, 2023-07-26)A search for the standard model (SM) Higgs boson ( H ) produced with transverse momentum ( p T ) greater than 450 GeV and decaying to a charm quark-antiquark ( c c ¯ ) pair is presented. The search is performed using ... -
Search for long-lived particles using out-of-time trackless jets in proton-proton collisions at √s = 13 TeV
(Springer, 2023-07-27)A search for long-lived particles decaying in the outer regions of the CMS silicon tracker or in the calorimeters is presented. The search is based on a data sample of proton-proton collisions at root s = 13TeV recorded ... -
Combination of inclusive top-quark pair production cross-section measurements using ATLAS and CMS data at √s = 7 and 8 TeV
(Springer, 2023-07-27)A combination of measurements of the inclusive top-quark pair production cross-section performed by ATLAS and CMS in proton-proton collisions at centre-of-mass energies of 7 and 8TeV at the LHC is presented. The cross-sections ... -
Measurement of the cross section of top quark-antiquark pair production in association with a W boson in proton-proton collisions at √s = 13 TeV
(Springer, 2023-07-28)The production of a top quark-antiquark pair in association with a W boson (t (t) over barW) is measured in proton-proton collisions at a center-of-mass energy of 13TeV. The analyzed data was recorded by the CMS experiment ... -
Azimuthal correlations within exclusive dijets with large momentum transfer in photon-lead collisions
(American Physical Society, 2023-08-04)The structure of nucleons is multidimensional and depends on the transverse momenta, spatial geometry, and polarization of the constituent partons. Such a structure can be studied using high-energy photons produced in ... -
Measurements of inclusive and differential cross sections for the Higgs boson production and decay to four-leptons in proton-proton collisions at √s=13 TeV
(Springer, 2023-08-09)Measurements of the inclusive and differential fiducial cross sections for the Higgs boson production in the H -> ZZ -> 4 l ( l = e, mu) decay channel are presented. The results are obtained from the analysis of proton-proton ... -
Ocean plastic cleanups need a global framework with science-based criteria
(American Association for the Advancement of Science, 2023-08-10)N/A -
Search for a heavy composite Majorana neutrino in events with dilepton signatures from proton-proton collisions at √s = 13 TeV
(Elsevier, 2023-08-10)Results are presented of a search for a heavy Majorana neutrino [Formula presented] decaying into two same-flavor leptons ℓ (electrons or muons) and a quark-pair jet. A model is considered in which the [Formula presented] ... -
Search for new physics using effective field theory in 13 TeV pp collision events that contain a top quark pair and a boosted Z or Higgs boson
(American Physical Society, 2023-08-10)A data sample containing top quark pairs (tt over bar ) produced in association with a Lorentz-boosted Z or Higgs boson is used to search for signs of new physics using effective field theory. The data correspond to an ... -
Search for higgs boson decay to a charm quark-antiquark pair in proton-proton collisions at √s=13 TeV
(American Physical Society, 2023-08-11)A search for the standard model Higgs boson decaying to a charm quark-antiquark pair, H → c c ¯ , produced in association with a leptonically decaying V ( W or Z ) boson is presented. The search is performed with proton-proton ... -
Measurements of jet multiplicity and jet transverse momentum in multijet events in proton–proton collisions at √s = 13 TeV
(Springer, 2023-08-22)Multijet events at large transverse momentum (pT) are measured at s=13TeV using data recorded with the CMS detector at the LHC, corresponding to an integrated luminosity of 36.3fb-1 . The multiplicity of jets with pT>50GeV ... -
First measurement of the top quark pair production cross section in proton-proton collisions at √s = 13.6 TeV
(Springer, 2023-08-30)The first measurement of the top quark pair (t (t) over bar) production cross section in proton-proton collisions at root s = 13.6TeV is presented. Data recorded with the CMS detector at the CERN LHC in Summer 2022, ... -
Search for new physics in the τ lepton plus missing transverse momentum final state in proton-proton collisions at √s = 13 TeV
(Springer, 2023-09)A search for physics beyond the standard model (SM) in the final state with a hadronically decaying tau lepton and a neutrino is presented. This analysis is based on data recorded by the CMS experiment from proton-proton ... -
Observation of same-sign WW production from double parton scattering in proton-proton collisions at √s=13 TeV
(American Physical Society, 2023-09-01)The first observation of the production of Formula Presented bosons from double parton scattering processes using same-sign electron-muon and dimuon events in proton-proton collisions is reported. The data sample corresponds ... -
Reconstruction of decays to merged photons using end-to-end deep learning with domain continuation in the CMS detector
(American Physical Society, 2023-09-05)A novel technique based on machine learning is introduced to reconstruct the decays of highly Lorentz-boosted particles. Using an end-to-end deep learning strategy, the technique bypasses existing rule-based particle ... -
Search for a charged Higgs boson decaying into a heavy neutral Higgs boson and a W boson in proton-proton collisions at √s=13 TeV
(Springer, 2023-09-06)A search for a charged Higgs boson H-+/- decaying into a heavy neutral Higgs boson H and a W boson is presented. The analysis targets the H decay into a pair of tau leptons with at least one of them decaying hadronically ... -
Measurement of differential cross sections for the production of a Z boson in association with jets in proton-proton collisions at √s=13 TeV
(American Physical Society, 2023-09-06)A measurement is presented of the production of Formula Presented bosons that decay into two electrons or muons in association with jets, in proton-proton collisions at a center-of-mass energy of 13 TeV. The data were ... -
Search for new heavy resonances decaying to WW, WZ, ZZ, WH, or ZH boson pairs in the all-jets final state in proton-proton collisions at s = √13 TeV
(Elsevier, 2023-09-10)A search for new heavy resonances decaying to WW, WZ, ZZ, WH, or ZH boson pairs in the all-jets final state is presented. The analysis is based on proton-proton collision data recorded by the CMS detector in 2016–2018 at ...
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