Mostrando 16,001 - 16,020 Resultados de 16,682 Para Buscar '"quarks"', tiempo de consulta: 0.46s Limitar resultados
  1. 16001
    por The ATLAS collaboration
    Publicado 2018
    “…The lead-lead data collected by the ATLAS detector at the LHC provide new opportunities to study dynamic properties of quark-gluon plasma. A tool to study these properties is the recently proposed modified Pearson's correlation coefficient, $\rho$, that quantifies the correlation between the mean transverse momentum in the event, $[p_T]$, and the square of the flow harmonic magnitude, $v_n^2$. …”
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  2. 16002
    por Chaussard, L
    Publicado 1993
    “…The energy reconstruction allows to measure the b quark fragmentation function, and its mean value is found to be : $x^b_E$ = 0.695 ± 0.015 (stat.)± 0.029. …”
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  3. 16003
    por Przybycien, Mariusz
    Publicado 2018
    “…The azimuthal anisotropies of particle yields observed in relativistic heavy-ion collisions have been traditionally considered as a strong evidence of the formation on a deconfined quark-gluon plasma produced in these collisions. …”
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  4. 16004
    por Przybycien, Mariusz
    Publicado 2018
    “…The azimuthal anisotropies of particle yields observed in relativistic heavy-ion collisions have been traditionally considered as a strong evidence of the formation of a deconfined quark-gluon plasma produced in these collisions. …”
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    Enlace del recurso
  5. 16005
    por Burger, Armin
    Publicado 2019
    “…Testing of new functionalities, like the MGM namespace in QuarkDB, wider usage of the fusex client, or the workflow engine are envisaged for 2019.…”
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  6. 16006
    por Oh, Geonhee
    Publicado 2019
    “…Bottomonia are important probes of the Quark-Gluon Plasma (QGP) since they are produced at early times and propagate through the medium. …”
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    Enlace del recurso
  7. 16007
    por The ATLAS collaboration
    Publicado 2019
    “…The results are presented as limits at 95\% confidence level on model-independent cross sections for processes beyond the Standard Model, and interpreted as exclusion limits on scenarios with pair-production of long-lived top squarks that decay via a small $R$-parity-violating coupling to a quark and a muon. Top squarks with masses up to 1.7~TeV are excluded for a lifetime of 0.1~ns, and masses below 1.3~TeV are excluded for all lifetimes between 0.01~ns and 30~ns.…”
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  8. 16008
    por Klewin, Sebastian
    Publicado 2019
    “…It is the dedicated heavy-ion experiment and therefore primarily examines the Quark–Gluon Plasma. In order to prepare for the running conditions of 50 kHz lead-lead interactions at the LHC after the Long Shutdown 2 (2018–2021), an extensive upgrade program is carried out. …”
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  9. 16009
    por Di Petrillo, Karri Folan
    Publicado 2019
    “…Results are presented as limits at $95\%$ confidence level on the model-independent cross section for processes beyond the Standard Model, and interpreted as exclusion limits on scenarios with pair-production of long-lived stop squarks that decay via a small $R$-parity violating coupling to a quark and a muon. Stop squarks with a lifetime of $0.1$ ns in these scenarios are excluded for masses up to $1.7~\textrm{TeV}$.…”
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  10. 16010
    “…In a benchmark model of quark contact interactions, a compositeness scale below 8.1 TeV in a destructive interference scenario and 12.0 TeV in a constructive interference scenario was excluded at 95% confidence level. …”
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  11. 16011
    por Nikolaenko, Vladimir
    Publicado 2019
    “…In the Standard Model of particle physics, CP violation arises due to a single complex phase in the Cabibbo-Kobayashi-Maskawa (CKM) quark mixing matrix. Testing the validity of the CKM mechanism as the only source of CP violation is one of the major experimental challenges in particle physics today. …”
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  12. 16012
    por Silva De Albuquerque, Danilo
    Publicado 2019
    “…A strongly interacting state of matter known as the Quark-Gluon Plasma (QGP) is formed in the high temperature and high energy density conditions reached in ultra-relativistic heavy-ion collisions, such as the Pb–Pb collisions measured at the Large Hadron Collider (LHC). …”
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  13. 16013
    por CMS Collaboration
    Publicado 2019
    “…The new measurements provide strong indications of a postive charm hadron $v_2$ in the smallest pp systems and a flavor hierarchy of $v_2$ between charm and beauty hadrons in the pPb systems, providing key insights to further understand the origin of heavy flavor quark collectivity in small-system collisions.…”
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  14. 16014
    por Chazin Quero, Barbara
    Publicado 2020
    “…When the top squark decays into an off-shell top quark and a neutralino, the limits extend up to 420 and 360 GeV for the top squark and neutralino masses, respectively. …”
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  15. 16015
    “…In particular, ALICE provides three MC measurements related to the main observables used to characterize the properties of the produced Quark-Gluon Plasma. Historically, those MC measurements were developed independently, inheriting from the first one, by several ALICE groups. …”
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  16. 16016
    por Bailey, Virginia Ruth
    Publicado 2020
    “…It has been previously shown in Pb+Pb collisions at $\sqrt{s_{NN}} = 2.76$~TeV that parton energy loss within the Quark Gluon Plasma results in significant modifications to the transverse momentum balance of dijet pairs. …”
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  17. 16017
    por The ATLAS collaboration
    Publicado 2020
    “…These results will help in understanding the strength and mechanism for jet modifications in the quark-gluon plasma.…”
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  18. 16018
    por Bailey, Virginia
    Publicado 2020
    “…It has been previously shown in Pb+Pb collisions at $\sqrt{s_{NN}} = 2.76$~TeV that parton energy loss within the Quark Gluon Plasma results in significant modifications to the transverse momentum balance of dijet pairs. …”
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  19. 16019
    por Vogt, Ramona
    Publicado 2020
    “…--HTML-->It has been proposed that the azimuthal distributions of heavy flavor quark-antiquark pairs may be modified in the medium of a heavy-ion collision. …”
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  20. 16020
    por Watanabe, Kazuhiro
    Publicado 2020
    “…In particular, we will explore whether the initial state fluctuation effect is capable of changing relative contributions of different intermediate states of heavy quark pairs produced at short distance. [1] Y. Q. …”
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