Browsing Faculty of Engineering by Title
Now showing items 2359-2378 of 3117
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Search for CP violating top quark couplings in pp collisions at √s = 13 TeV
(Springer, 2023-07-04)Results are presented from a search for CP violation in top quark pair production, using proton-proton collisions at a center-of-mass energy of 13 TeV. The data used for this analysis consist of final states with two charged ... -
Search for CP violation in t(t)over-bar production and decay in proton-proton collisions at root s=8 TeV
(Springer International, 2017)The results of a first search for CP violation in the production and decay of top quark-antiquark ( tt¯tt¯ ) pairs are presented. The search is based on asymmetries in T-odd, triple-product correlation observables, where ... -
Search for CP violation in t¯tH and tH production in multilepton channels in proton-proton collisions at √s = 13 TeV
(Springer, 2023-07-12)The charge-parity (CP) structure of the Yukawa interaction between the Higgs (H) boson and the top quark is measured in a data sample enriched in the t (t) over bar H and tH associated production, using 138 fb(-1) of data ... -
Search for dark matter and large extra dimensions in monojet events in pp collisions at root s=7 TeV
(Springer Science+Business Media, 2012-09)A search has been made for events containing an energetic jet and an imbalance in transverse momentum using a data sample of pp collisions at a center-of-mass energy of 7 TeV. This signature is common to both dark matter ... -
Search for dark matter and supersymmetry with a compressed mass spectrum in the vector boson fusion topology in proton-proton collisions at root s=8 TeV
(APS, 2017)A first search for pair production of dark matter candidates through vector boson fusion in proton-proton collisions at √s=8 TeV is performed with the CMS detector. The vector boson fusion topology enhances missing ... -
Search for dark matter and unparticles in events with a Z boson and missing transverse momentum in proton-proton collisions at s√=13 TeV
(Springer International Publishing, 2017-03-10)A search for dark matter and unparticle production at the LHC has been performed using events containing two charged leptons (electrons or muons), consistent with the decay of a Z boson, and large missing transverse momentum. ... -
Search for dark matter and unparticles produced in association with a Z boson in proton-proton collisions at s =8 TeV
(2016-03-01)A search for evidence of particle dark matter (DM) and unparticle production at the LHC has been performed using events containing two charged leptons, consistent with the decay of a Z boson, and large missing transverse ... -
Search for dark matter in events with a leptoquark and missing transverse momentum in proton-proton collisions at 13 TeV
(Elsevier, 2019-08-10)A search is presented for dark matter in proton-proton collisions at a center-of-mass energy of root s= 13 TeV using events with at least one high transverse momentum (p(T)) muon, at least one high-p(T) jet, and large ... -
Search for dark matter inproton-proton collisions at 8 TeV with missing transverse momentum and vector boson tagged jets
(Springer International Publishing, 2016-12-16)A search is presented for an excess of events with large missing transverse momentum in association with at least one highly energetic jet, in a data sample of protonproton collisions at a centre-of-mass energy of 8 TeV. ... -
Search for dark matter particles in proton-proton collisions at root 8 = TeV using the razor variables
(Springer International Publishing, 2016)A search for dark matter particles directly produced in proton-proton collisions recorded by the CMS experiment at the LHC is presented. The data correspond to an integrated luminosity of 18.8 fb(-1), at a center-of-mass ... -
Search for dark matter particles produced in association with a Higgs boson in proton-proton collisions at s√ = 13 TeV
(Springer Nature, 2020-03-04)A search for dark matter (DM) particles is performed using events with a Higgs boson candidate and large missing transverse momentum. The analysis is based on proton- proton collision data at a center-of-mass energy of 13 ... -
Search for dark matter particles produced in association with a top quark pair at √s = 13 TeV
(American Physical Society, 2019-01-10)A search is performed for dark matter particles produced in association with a top quark pair in proton-proton collisions at root s = 13 TeV. The data correspond to an integrated luminosity of 35.9 fb(-1) recorded by the ... -
Search for dark matter produced in association with a Higgs boson decaying to a pair of bottom quarks in proton–proton collisions at √s = 13 TeV
(Springer Nature, 2019-03-27)A search for dark matter produced in association with a Higgs boson decaying to a pair of bottom quarks is performed in proton-proton collisions at a center-of-mass energy of 13 TeV collected with the CMS detector at the ... -
Search for dark matter produced in association with a Higgs boson decaying to γγ or τ + τ − at √s=13 TeV
(Springer Nature, 2018-09)A search for dark matter particles is performed by looking for events with large transverse momentum imbalance and a recoiling Higgs boson decaying to either a pair of photons or a pair of τ leptons. The search is based ... -
Search for dark matter produced in association with a single top quark or a top quark pair in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-03-25)A search for dark matter produced in association with top quarks in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. The data set used corresponds to an integrated luminosity of 35.9 fb(-1) ... -
Search for dark matter produced with an energetic jet or a hadronically decaying W or Z boson at √s = 13 TeV
(Springer International Publishing, 2017-07-05)A search for dark matter particles is performed using events with large missing transverse momentum, at least one energetic jet, and no leptons, in proton-proton collisions at s√=13s=13 TeV collected with the CMS detector ... -
Search for dark matter, extra dimensions, and unparticles in monojet events in proton-proton collisions at root s=8TeV
(Springer Nature, 2015-05)Results are presented from a search for particle dark matter (DM), extra dimensions, and unparticles using events containing a jet and an imbalance in transverse momentum. The data were collected by the CMS detector in ... -
Search for dark photons in decays of Higgs bosons produced in association with Z bosons in proton-proton collisions at √s = 13 TeV
(Springer Nature, 2019-10-10)A search is presented for a Higgs boson that is produced in association with a Z boson and that decays to an undetected particle together with an isolated photon. The search is performed by the CMS Collaboration at the ... -
Search for dark photons in Higgs boson production via vector boson fusion in proton-proton collisions at s√ = 13 TeV
(Springer, 2021-03-01)A search is presented for a Higgs boson that is produced via vector boson fusion and that decays to an undetected particle and an isolated photon. The search is performed by the CMS collaboration at the LHC, using a data ... -
Search for decays of stopped long-lived particles produced in proton-proton collisions at root s=8TeV
(Springer Nature, 2015-04)A search has been performed for long-lived particles that could have come to rest within the CMS detector, using the time intervals between LHC beam crossings. The existence of such particles could be deduced from observation ...
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