https://vital.lib.tsu.ru/vital/access/manager/Index ${session.getAttribute("locale")} 5 Measurement of Higgs boson decay into b-quarks in associated production with a top-quark pair in pp collisions at s√ = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001051 Wed 10 May 2023 10:54:35 KRAT ]]> Search for associated production of a Z boson with an invisibly decaying Higgs boson or dark matter candidates at √s = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001004 Wed 10 May 2023 10:47:31 KRAT ]]> Search for Higgs bosons decaying into new spin-0 or spin-1 particles in four-lepton final states with the ATLAS detector with 139 fb−1 of pp collision data at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002365 XX/ZX 4l, where the new boson X has a mass between 1 and 60 GeV. The search uses pp collision data collected with the ATLAS detector at the LHC with an integrated luminosity of 139 fb(-1) at a centre-of-mass energy root s = 13 TeV. The data are found to be consistent with Standard Model expectations. Limits are set on fiducial cross sections and on the branching ratio of the Higgs boson to decay into XX/ZX, improving those from previous publications by a factor between two and four. Limits are also set on mixing parameters relevant in extensions of the Standard Model containing a dark sector where X is interpreted to be a dark boson.]]> Wed 07 Jun 2023 15:15:33 KRAT ]]> Search for flavor-changing neutral current interactions of the top quark and Higgs boson in final states with two photons in proton-proton collisions at √s=13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001000481 Hu) and 0.073% (0.051%) for B(t -> Hc). These are the strictest upper limits yet determined.]]> Wed 03 May 2023 15:09:19 KRAT ]]> Measurements of Higgs boson production cross-sections in the H → τ +τ − decay channel in pp collisions at √s = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001000396 l upsilon(l)upsilon(tau)) and hadronic ( tau -> hadrons upsilon tau) decays of the tau -lepton are considered. All measurements account for the branching ratio of H -> tau tau and are performed with a requirement |yH| < 2.5, where yH is the true Higgs boson rapidity. The cross-section of the pp -> H -> tau tau process is measured to be 2.94 +/- 0.21(stat)+ 0.37 - 0.32(syst) pb, in agreement with the SM prediction of 3.17 +/- 0.09 pb. Inclusive cross-sections are determined separately for the four dominant production modes: 2.65 +/- 0.41(stat)+ 0.91 - 0.67(syst) pb for gluon-gluon fusion, 0.197 +/- 0.028(stat)+ 0.032 - 0.026(syst) pb for vectorboson fusion, 0.115 +/- 0.058(stat)+ 0.042 - 0.040(syst) pb for vector-boson associated production, and 0.033 +/- 0.031(stat)+ 0.022 - 0.017(syst) pb for top-quark pair associated production. Measurements in exclusive regions of the phase space, using the simplified template cross-section framework, are also performed. All results are in agreement with the SM predictions.]]> Tue 25 Apr 2023 09:35:14 KRAT ]]> Search for heavy resonances decaying to a W or Z boson and a Higgs boson in the qq¯(′)bb¯ final state in pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000644730 Tue 11 Dec 2018 11:30:36 KRAT ]]> Evidence for the H → b¯b decay with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000635563 Tue 06 Nov 2018 14:05:01 KRAT ]]> Search for long-lived particles decaying into muon pairs in proton-proton collisions at √s = 13 TeV collected with a dedicated high-rate data stream https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002192 Tue 06 Jun 2023 15:29:25 KRAT ]]> Search for low-mass dilepton resonances in Higgs boson decays to four-lepton final states in proton–proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002193 Tue 06 Jun 2023 15:29:25 KRAT ]]> Search for the standard model Higgs boson produced in association with a vector boson and decaying into a tau pair in pp collisions at √s=8 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000644258 Tue 04 Dec 2018 12:47:18 KRAT ]]> Search for new resonances decaying to a W or Z boson and a Higgs boson in the ℓ+ℓ−bb¯, ℓνbb¯, and νν¯bb¯ channels with pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000581793 Tue 03 Oct 2017 14:23:02 KRAT ]]> Search for dark matter in association with a Higgs boson decaying to b-quarks in pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000581794 Tue 03 Oct 2017 14:16:02 KRAT ]]> Search for top quark decays t → qH, with H → γγ, in √s=13 TeV pp collisions using the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000636294 Thu 22 Nov 2018 10:01:42 KRAT ]]> Search for the decay of the Higgs boson to charm quarks with the ATLAS experiment https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658634 Thu 20 Jun 2019 10:52:52 KRAT ]]> Search for the Higgs boson produced in association with a vector boson and decaying into two spin-zero particles in the H → aa → 4b channel in pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658639 Thu 20 Jun 2019 10:52:33 KRAT ]]> Search for charged Higgs bosons decaying into top and bottom quarks at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658563 Thu 20 Jun 2019 09:42:41 KRAT ]]> Search for charged Higgs bosons decaying via H± → τ±ντ in the τ+jets and τ+lepton final states with 36 fb−1 of pp collision data recorded at √s=13 TeV with the ATLAS experiment https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658564 Thu 20 Jun 2019 09:35:33 KRAT ]]> Search for dark matter produced in association with a Higgs boson decaying to two bottom quarks in pp collisions at √s = 8 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000621839 Thu 15 Mar 2018 09:40:54 KRAT ]]> Search for Higgs boson pair production in the two bottom quarks plus two photons final state in pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:000999630 Thu 13 Apr 2023 09:42:29 KRAT ]]> Search for Higgs bosons produced via vector-boson fusion and decaying into bottom quark pairs in √s=13 TeV pp collisions with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658565 Thu 07 Nov 2019 09:25:20 KRAT ]]> Search for a new resonance decaying to a W or Z boson and a Higgs boson in the : ar{b}. u / u u + b https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000625575 Sat 12 May 2018 11:45:33 KRAT ]]> Search for Higgs boson decays into a pair of pseudoscalar particles in the bbμμ final state with the ATLAS detector in pp collisions at √s=13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001004018 aa, where one a-boson decays into a b-quark pair and the other into a muon pair. The search uses 139 fb(-1) of proton-proton collision data at a center-of-mass energy root s = 13 TeV recorded between 2015 and 2018 by the ATLAS experiment at the LHC. A narrow dimuon resonance is searched for in the invariant mass spectrum between 16 GeV and 62 GeV. The largest excess of events above the Standard Model backgrounds is observed at a dimuon invariant mass of 52 GeV and corresponds to a local (global) significance of 3.3 sigma (1.7 sigma). Upper limits at 95% confidence level are placed on the branching ratio of the Higgs boson to the bb mu mu final state, beta(H -> aa -> bb mu mu), and are in the range 0.2-4.0 x 10(-4), depending on the signal mass hypothesis.]]> Mon 26 Jun 2023 16:24:43 KRAT ]]> Measurements of the Higgs boson inclusive and differential fiducial cross-sections in the diphoton decay channel with pp collisions at √s = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001000305 Mon 24 Apr 2023 14:20:16 KRAT ]]> Search for invisible Higgs-boson decays in events with vector-boson fusion signatures using 139 fb−1 of proton-proton data recorded by the ATLAS experiment https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001000217 Mon 24 Apr 2023 13:52:18 KRAT ]]> Search for exotic decays of the Higgs boson into b¯b and missing transverse momentum in pp collisions at √s = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001004024 chi(similar to 0)(2)chi(similar to 0)(1), with chi(similar to 0)(2) -> a chi(similar to 0)(1), where a is a light pseudoscalar Higgs boson and chi(similar to 0)(1,)(2) are the two lightest neutralinos. The decay of the a boson into a pair of b-quarks results in a peak in the dijet invariant mass distribution. The final-state signature consists of two leptons, two or more jets, at least one of which is identified as originating from a b-quark, and missing transverse momentum. Observations are consistent with Standard Model expectations and upper limits are set on the product of cross section times branching ratio for a three-dimensional scan of the masses of the chi(similar to 0)(2), chi(similar to 0)(1) and a boson.]]> Mon 22 Jan 2024 12:24:43 KRAT ]]> Study of (W/Z)H production and Higgs boson couplings using H→WW* decays with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000625561 Mon 19 Nov 2018 12:50:29 KRAT ]]> Search for direct top squark pair production in events with a Higgs or Z boson, and missing transverse momentum in √s=13 TeV pp collisions with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000625772 Mon 14 May 2018 10:25:25 KRAT ]]> Search for Higgs boson decays to beyond-the-Standard-Model light bosons in four-lepton events with the ATLAS detector at √s=13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000657516 Mon 10 Jun 2019 16:33:26 KRAT ]]> Search for invisible Higgs boson decays in vector boson fusion at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000674651 Mon 10 Feb 2020 11:26:25 KRAT ]]> Search for an additional, heavy Higgs boson in the H → ZZ decay channel at √ s = 8 TeV in pp collision data with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000581682 Fri 29 Sep 2017 16:42:04 KRAT ]]> Measurements of the Higgs boson production and decay rates and coupling strengths using pp collision data at √s = 7 and 8 TeV in the ATLAS experiment https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000581610 Fri 29 Sep 2017 14:01:15 KRAT ]]> Constraints on off-shell Higgs boson production and the Higgs boson total width in ZZ→4ℓ and ZZ→2ℓ2ν final states with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000650668 Fri 24 May 2019 17:54:28 KRAT ]]> Search for pair production of Higgsinos in final states with at least three b-tagged jets in √s=13 TeV pp collisions using the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000650672 Fri 24 May 2019 17:47:25 KRAT ]]> Search for resonant pair production of Higgs bosons in the b¯bb¯b final state using pp collisions at √s=13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001431 Fri 19 May 2023 14:48:00 KRAT ]]> Search for heavy resonances decaying to a pair of Lorentz-boosted Higgs bosons in final states with leptons and a bottom quark pair at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001384 b (b) over bar WW* -> b (b) over bar lvq (q) over bar' and the dilepton decay channels HH -> b (b) over bar WW* -> b (b) over bar lvlv and HH -> b (b) over bar tau tau -> b (b) over bar lvvlvv are examined, where l in the final state corresponds to an electron or muon. The signal is extracted using a two-dimensional maximum likelihood fit of the H -> b (b) over bar jet mass and HH invariant mass distributions. No significant excess above the standard model expectation is observed in data. Model-independent exclusion limits are placed on the product of the cross section and branching fraction for narrow spin-0 and spin-2 massive bosons decaying to HH. The results are also interpreted in the context of radion and bulk graviton production in models with a warped extra spatial dimension. The results provide the most stringent limits to date for X -> HH signatures with final-state leptons and at some masses provide the most sensitive limits of all X -> HH searches.]]> Fri 19 May 2023 11:46:02 KRAT ]]> Search for higgsinos decaying to two Higgs bosons and missing transverse momentum in proton-proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001383 b (b) over bar, and large missing transverse momentum. The search uses a data sample corresponding to an integrated luminosity of 137fb(-1) collected by the CMS experiment at the CERN LHC. The search is motivated by models of supersymmetry that predict the production of neutralinos, the neutral partners of the electroweak gauge and Higgs bosons. The observed event yields in the signal regions are found to be consistent with the standard model background expectations. The results are interpreted using simplified models of supersymmetry. For the electroweak production of nearly mass-degenerate higgsinos, each of whose decay chains yields a neutralino ((chi) over tilde (0)(1)) that in turn decays to a massless goldstino and a Higgs boson, (chi) over tilde (0)(1) masses in the range 175 to 1025 GeV are excluded at 95% confidence level. For the strong production of gluino pairs decaying via a slightly lighter (chi) over tilde (0)(2) to H and a light (chi) over tilde (0)(1), gluino masses below 2330 GeV are excluded.]]> Fri 19 May 2023 11:46:02 KRAT ]]> Search for single production of a vectorlike T quark decaying into a Higgs boson and top quark with fully hadronic final states using the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001393 Fri 19 May 2023 11:39:06 KRAT ]]> Constraints on Higgs boson production with large transverse momentum using H→b¯b decays in the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001392 b (b) over bar process. The 95% confidence-level upper limit on the cross section for Higgs boson production with transverse momentum above 450 GeV is 115 fb, and above 1 TeV it is 9.6 fb. The Standard Model cross section predictions for a Higgs boson with a mass of 125 GeV in the same kinematic regions are 18.4 fb and 0.13 fb, respectively.]]> Fri 19 May 2023 11:39:05 KRAT ]]> Search for invisible decays of the Higgs boson produced via vector boson fusion in proton-proton collisions at √s=13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001394 Fri 19 May 2023 11:39:04 KRAT ]]> Analysis of the CP structure of the Yukawa coupling between the Higgs boson and τ leptons in proton-proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001001115 Fri 19 May 2023 10:43:05 KRAT ]]> Search for heavy Higgs bosons A/H decaying to a top quark pair in pp collisions at √s =8 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000636028 500 GeV.]]> Fri 16 Nov 2018 14:15:22 KRAT ]]> Search for dark matter produced in association with a Higgs boson decaying to bb¯ using 36 fb-1 of pp collisions at √s =13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000635796 Fri 16 Nov 2018 12:44:26 KRAT ]]> Search for the dimuon decay of the Higgs boson in pp collisions at √s =13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000635793 Fri 16 Nov 2018 12:37:28 KRAT ]]> Measurement of the inclusive and differential Higgs boson production cross sections in the decay mode to a pair of τ leptons in pp collisions at √s=13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002626 Fri 16 Jun 2023 14:56:03 KRAT ]]> Search for resonant and nonresonant Higgs boson pair production in the b¯ bτ + τ − decay channel in pp collisions at √s = 13 TeV with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658492 Fri 14 Jun 2019 09:51:33 KRAT ]]> Observation of H → b ¯b decays and VH production with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658491 Fri 14 Jun 2019 09:44:40 KRAT ]]> Observation of Higgs boson production in association with a top quark pair at the LHC with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658501 Fri 14 Jun 2019 09:37:33 KRAT ]]> Search for heavy resonances decaying into a W or Z boson and a Higgs boson in final states with leptons and b-jets in 36 fb-1 of √s = 13 TeV pp collisions with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658445 Fri 14 Jun 2019 09:30:38 KRAT ]]> Search for Higgs boson pair production in the γγb¯b final state with 13 TeV pp collision data collected by the ATLAS experiment https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000658447 Fri 14 Jun 2019 09:30:32 KRAT ]]> Erratum: Search for heavy Higgs bosons decaying to a top quark pair in proton-proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002443 Fri 09 Jun 2023 15:19:41 KRAT ]]> Search for long-lived particles produced in association with a Z boson in proton-proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001002446 SS). The Higgs boson decay branching fraction is constrained to values less than 6% for proper decay lengths of 10-100 mm and for LLP masses between 40 and 55 GeV. In the case of low-mass (approximate to 15 GeV) scalar particles that subsequently decay to a pair of b quarks, the search is sensitive to branching fractions B(H -> SS) < 20% for proper decay lengths of 10-50 mm. The use of associated production with a Z boson increases the sensitivity to low-mass LLPs of this analysis with respect to gluon fusion searches. In the case of 15 GeV scalar LLPs, the improvement corresponds to a factor of 2 at a proper decay length of 30 mm.]]> Fri 08 Dec 2023 13:19:30 KRAT ]]> Search for Higgs boson pair production in the four b quark final state in proton-proton collisions at √s = 13 TeV https://vital.lib.tsu.ru/vital/access/manager/Repository/koha:001000085 Fri 08 Dec 2023 13:19:29 KRAT ]]> Search for exclusive Higgs and Z boson decays to фγ and ργ with the ATLAS detector https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000657231 Fri 07 Jun 2019 10:02:08 KRAT ]]>