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7701por CMS Collaboration“…A search for a standard model-like Higgs boson decaying to two W bosons with the subsequent decay to a final state containing one lepton, one neutrino, and two jets is presented. The results are based on a data sample corresponding to an integrated luminosity of 19.3~fb${}^{-1}$ of proton-proton collisions at $\sqrt{s}=8$~TeV and 5~fb${}^{-1}$ at $\sqrt{s}=7$~TeV collected with the CMS detector at the CERN LHC. …”
Publicado 2012
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7702por Theveneaux-Pelzer, T“…In this search, the $W$ boson from the top quark is required to decay into an electron or a muon and a neutrino. No deviation from the Standard Model prediction is observed, and upper limits are set on the production cross-section for resonant and non-resonant production of an invisible exotic state in association with a right-handed top quark. …”
Publicado 2014
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7703por Franklin, Allan“…He begins with detailed studies of four episodes from the history of modern physics: (1) the early attempts to detect gravity waves, (2) how the physics community decided that a proposed new elementary particle, 17-keV neutrino, did not exist, (3) a sequence of experiments on K meson decay, and (4) the origins of the Fifth Force hypothesis, a proposed modification of Newton's Law of Universal Gravitation. …”
Publicado 1999
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7704por Stora, Thierry“…Beta-beams, a concept introduced in 1991, require a large facility that produces and accelerates to high energy electron neutrino and antineutrino beams for oscillation experiments. …”
Publicado 2010
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7705por Seyfert, Paul“…Within the Standard Model of particle physics including neutrino oscillation, the branching fraction is expected to be umeasureable small and an observation would be an unambiguous sign for physics beyond the Standard Model. …”
Publicado 2015
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7706por CMS Collaboration“…The W bosons are identified by their decays into a muon and a neutrino. The charm quarks are tagged through the full reconstruction of $D^*(2010)^{\pm}$ mesons in their decays $D^*(2010)^{\pm} \to D^0 + \pi^{\pm}_{slow} \to K^{\mp} + \pi^{\pm} + \pi^{\pm}_{slow}$. …”
Publicado 2018
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7707por Rendel, Marian Benedikt“…Due to the low Standard Model background the search for four-lepton final states provides excellent sensitivity to R-parity violating SUSY models where the lightest supersymmetric particle (LSP), produced in pairs, decay into two charged leptons and a neutrino. For LSP decays into hadronically decaying $\tau$ pairs, however, the current analysis is not sensitive if the mass difference between the LSP and the next heavier supersymmetric particle is large, because the $\tau$ jet become highly collimated and the standard $\tau$ pair reconstruction method is not able to resolve them. …”
Publicado 2018
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7708por CMS Collaboration“…The events are selected by requiring the presence of a muon ($\mu$), a photon ($\gamma$), an undetected neutrino ($\nu$), and at least two jets (j) from which one is identified as a b jet. …”
Publicado 2018
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7709por Grupen, Claus“…The new edition reports on progress made by recent discoveries in gravitational wave astronomy and neutrino astronomy (including all details needed to understand recent discoveries in multi-messenger experiments) and also astrobiology. …”
Publicado 2020
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7710por CMS Collaboration“…The measurement uses events in which a W boson decays to either an electron or a muon and a neutrino. The data sample of proton-proton collisions recorded with the CMS detector at the LHC in 2016 corresponds to an integrated luminosity of $35.9~\mathrm{fb}^{-1}$. …”
Publicado 2020
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7711por Luo, Jingyu“…These scenarios are closely connected to important questions in particle physics, like naturalness, dark matter, baryogenesis, and the existence of neutrino mass. The recent results of two searches for long-lived particles using displaced jets and displaced vertices at CMS are presented. …”
Publicado 2020
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7712por Papakrivopoulos, Ioannis“…The measurement uses events where either both top quark candidates decay hadronically and are reconstructed as large-radius jets with pt>400 GeV, or where one top quark decays hadronically and is identified as a single large-radius jet with pt>400 GeV and the other top quark decays leptonically to a b jet, an electron or a muon, and a neutrino. The cross section is extracted differentially as a function of kinematic variables of the top quark or the top quark pair system. …”
Publicado 2021
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7713por Peduto, Catia“…The most elusives particles known, the neutrino, can lead to a "new physics", too. According to some theorists, eventually the scenario of physics could be completed by a "theory of everything" as string theory or something else. …”
Publicado 2022
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7714por Diamond, Miriam“…Long-lived particle signatures are well motivated and can appear in many theoretical constructs that address the Hierarchy Problem, Dark Matter, Neutrino Masses and the Baryon Asymmetry of the Universe.…”
Publicado 2019
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7715por Potekhin, Maxim“…The Deep Underground Neutrino Experiment (DUNE) will employ a uniquely large Liquid Argon Time Projection Chamber with four separate modules of 10kt fiducial mass each. …”
Publicado 2017
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7719
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7720Publicado 2003“…A part of the beam is transported to the MR, which provides the 0.75-MW beam to either the Nuclear and Fundamental Particle Experimental Facility or the Neutrino Production Target. On the other hand, the beam accelerated to 600 MeV by the superconducting linac is used for the Nuclear Waster Transmutation Experiment. …”
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