Search
Now showing items 271-280 of 309
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A search for the narrow structure, Xð5568Þ, reported by the D0 Collaboration in the decay sequence X → B0 sπ , B0 s → J=ψϕ, is presented. The analysis is based on a data sample recorded with the ATLAS detector at the LHC ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A measurement of the production of three isolated photons in proton–proton collisions at a centre-of-mass energy √s=8 TeV is reported. The results are based on an integrated luminosity of 20.2 fb−1 collected with the ATLAS ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A direct search for the standard model Higgs boson decaying to a pair of charm quarks is presented. Associated production of the Higgs and Z bosons, in the decay mode ZH → lþl−cc¯ is studied. A data set with an integrated ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The results of a search for the direct pair production of top squarks, the supersymmetric partner of the top quark, in final states with one isolated electron or muon, several energetic jets, and missing transverse momentum ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
The inclusive and fiducial tt ¯ production crosssections are measured in the lepton+jets channel using 20.2 fb−1 of proton–proton collision data at a centre-ofmass energy of 8 TeV recorded with the ATLAS detector at the ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A search for heavy neutral Higgs bosons and Z 0 bosons is performed using a data sample corresponding to an integrated luminosity of 36.1 fb−1 from proton-proton collisions at √ s = 13 TeV recorded by the ATLAS detector ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
This paper presents a measurement of the W boson production cross section and the W+/W− cross-section ratio, both in association with jets, in proton-proton collisions at √ s = 8 TeV with the ATLAS experiment at the Large ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A search for the associated production of the Higgs boson with a top quark pair (t¯tH) is reported. The search is performed in multilepton final states using a data set corresponding to an integrated luminosity of 36.1 ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
A search for an invisibly decaying Higgs boson or dark matter candidates produced in association with a leptonically decaying Z boson in proton–proton collisions at √s = 13 TeV is presented. This search uses 36.1 fb−1 of ...