Mostrando 48,481 - 48,500 Resultados de 49,655 Para Buscar '"protones"', tiempo de consulta: 0.60s Limitar resultados
  1. 48481
    por Lonne, Per-Ivar
    Publicado 2017
    “…The analysed data originate from collisions of protons with lead ions, facilitated by the LHC at CERN in the beginning of 2013, recorded by the ALICE experiment, a dedicated heavy-ion detector focusing on studies of the QGP. …”
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  2. 48482
    por Niccoli, Fabrizio
    Publicado 2018
    “…Owing to the increased proton-beam intensity and luminosity of the future High-Luminosity LHC (HL-LHC), radioactivity in some specific zones will be significantly higher than in the present LHC; the presence of the technical staff in these areas will be strictly controlled and minimized. …”
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  3. 48483
    “…To maximise its impact, nuSTORM should be implemented such that data-taking begins by $\approx 2027/28$ when the DUNE and Hyper-K collaborations will each be accumulating data sets capable of determining oscillation probabilities with percent-level precision. With its existing proton-beam infrastructure, CERN is uniquely well-placed to implement nuSTORM. …”
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  4. 48484
    por Chatterjee, Chandradoy
    Publicado 2020
    “…In particular in the COMPASS experiment at CERN pion-kaon-proton identification is obtained thanks to a $\approx$ 80 $m^3$ $C_4F_{10}$ gaseous radiator focusing RICH capable of 2$\sigma$ $\pi~K$ separation up to 50 $GeV/c$. …”
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  5. 48485
    por Fernandez-Tejero, Xavi
    Publicado 2020
    “…Devices fabricated by the candidate foundries, Infineon Technologies AG and Hamamatsu Photonics K.K., are evaluated before and after proton, neutron and gamma irradiations, up to fluences expected at the end of the HL-LHC lifetime. …”
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  6. 48486
    por Vretenar, Maurizio
    Publicado 2020
    “…Following input from world experts in the field, CERN’s efforts will concentrate on ion therapy facilities rather than those using protons. In line with CERN’s core competences and expertise, superconducting magnets, linacs and gantries were identified as key technologies for this development. …”
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  7. 48487
    por Danilov, Vladyslav
    Publicado 2020
    “…In the first analysis, the measured asymmetry was tested on its sensitivity to proton structure using combined DIS results from the H1 and ZEUS experiments. …”
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  8. 48488
    por Rakic, Milica
    Publicado 2023
    “…Within the LHC, two beams consisting of 2808 bunches each and around 1.2 × 1011 protons per bunch, are accelerated up to top energy of 7 TeV and peak luminosity of ∼ 2 × 1034 cm−2 s−1. …”
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  9. 48489
    por Deseyn, Marie
    Publicado 2023
    “…Here, a target is irradiated with a beam (often protons) in order to induce nuclear reactions. In that way, the radionuclide of interest is produced amongst others. …”
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  10. 48490
    “…The NA45/CERES experiment investigates primarily the production of electron-positron pairs and of direct photons in proton-nucleus and nucleus-nucleus collisions. For electron-positron pairs the experiment studies the continuum in the mass region of about 0.05 to 2 GeV/c$^2$ and the vector mesons $\varrho ,~ \omega$, and, $\phi$. …”
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  11. 48491
    por Niechciol, M, Guido, E, Risse, M
    Publicado 2002
    “…It is designed in such a way that the identification of the incident particles should be possible, at least to some extent (distinction between photons, protons and heavy nuclei and detection of neutrinos). …”
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  12. 48492
    por Fernandez, Luis
    Publicado 2006
    “…The event rate resulting from the LHC proton collisions will be tremendous, and the production of b hadrons will be copious, thus providing the required statistics for the study of flavor physics. …”
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  13. 48493
    “…J. 495, 539–549, 1998), while, from the nuclear physics point of view, the annihilation process is a valuable tool to evaluate the neutron/proton ratio in order to probe the external region of the nucleus (Gupta et al. …”
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  14. 48494
    por Xu, Lingshan
    Publicado 2016
    “…The normalized v2(ηcm)/v2(ηcm = −0.465) distribution as a function of the center-of-mass pseudorapidity ηcm is found to be asymmetric about ηcm = 0, with smaller values observed at forward proton direction pseudorapidity, and smaller value at backward Pb direction, but the decreasing trend towards the two sides is different. …”
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  15. 48495
  16. 48496
    “…This presence of NH(4)(+) will lead to an acidification of the medium responsible for the solubilization of the insoluble P. However, besides proton release, the production of organic acids can play a very important role in the release of free P. …”
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    Online Artículo Texto
  17. 48497
    “…Twenty-one demographic and morphologic and twenty-three quantitative features were extracted from a standardized MRI protocol (T1/T2-proton-density-weighting, turbo-inversion recovery magnitude, T2* multi-echo gradient-echo imaging, qDIXON-Vibe fat-quantification, T1 relaxometry, T1 mapping, diffusion-weighted and post-contrast sequences). …”
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    Online Artículo Texto
  18. 48498
    “…Melatonin seems to mediate its actions through MT1 receptors by preserving mitochondrial homeostasis, reducing free radical generation, enhancing mitochondrial glutathione levels, safeguarding the proton potential in the mitochondrial ETC by stimulating complex I and IV activities, and protecting the neuronal damage. …”
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  19. 48499
    por Baek, Hyeon-Man
    Publicado 2023
    “…In vivo short echo time (TE) proton magnetic resonance spectroscopy ((1)H-MRS) is a useful method for the quantification of human brain metabolites. …”
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    Online Artículo Texto
  20. 48500
    por Lee, Shinbi, Bae, Ho-Sub, Choi, Wonyong
    Publicado 2023
    “…For example, various toxic oxyanions (or metal ions) can be reductively transformed to harmless or less harmful species or useful chemicals/fuels can be synthesized under ambient conditions if water can provide electrons and protons via solar water oxidation. On the other hand, dioxygen can turn into reactive oxygen species (ROS) as a versatile oxidant or to a chemical like H(2)O(2). …”
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