Mostrando 7,701 - 7,720 Resultados de 8,091 Para Buscar '"neutrinos"', tiempo de consulta: 0.18s Limitar resultados
  1. 7701
    por CMS Collaboration
    Publicado 2012
    “…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. …”
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  2. 7702
    por Theveneaux-Pelzer, T
    Publicado 2014
    “…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. …”
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  3. 7703
    por Franklin, Allan
    Publicado 1999
    “…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. …”
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  4. 7704
    por Stora, Thierry
    Publicado 2010
    “…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. …”
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    Enlace del recurso
  5. 7705
    por Seyfert, Paul
    Publicado 2015
    “…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. …”
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  6. 7706
    por CMS Collaboration
    Publicado 2018
    “…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 $D^*(2010)^{\pm} \to D^0 + \pi^{\pm}_{slow} \to K^{\mp} + \pi^{\pm} + \pi^{\pm}_{slow}$. …”
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  7. 7707
    por Rendel, Marian Benedikt
    Publicado 2018
    “…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. …”
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  8. 7708
    por CMS Collaboration
    Publicado 2018
    “…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. …”
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  9. 7709
    por Grupen, Claus
    Publicado 2020
    “…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. …”
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    Enlace del recurso
  10. 7710
    por CMS Collaboration
    Publicado 2020
    “…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 $35.9~\mathrm{fb}^{-1}$. …”
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  11. 7711
    por Luo, Jingyu
    Publicado 2020
    “…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. …”
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  12. 7712
    por Papakrivopoulos, Ioannis
    Publicado 2021
    “…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. …”
    Enlace del recurso
    Enlace del recurso
  13. 7713
    por Peduto, Catia
    Publicado 2022
    “…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. …”
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  14. 7714
    por Diamond, Miriam
    Publicado 2019
    “…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.…”
    Enlace del recurso
    Enlace del recurso
  15. 7715
    por Potekhin, Maxim
    Publicado 2017
    “…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. …”
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    Enlace del recurso
  16. 7716
  17. 7717
  18. 7718
  19. 7719
  20. 7720
    Publicado 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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