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We study the energy dependence of the total and diffractive neutrino-nucleon and neutrino-nucleus cross sections at very high energies. The calculation employs the QCD dipole model and the small-$x$ nonlinear Balitsky-Kovchegov evolution.…

高能物理 - 唯象学 · 物理学 2024-10-02 Anh Dung Le , Heikki Mäntyssari

We calculate coherent elastic neutrino-nucleus scattering cross sections on spin-0 nuclei (e.g. $^{40}$Ar and $^{28}$Si) at energies below 100 MeV within the Standard Model and account for all effects of permille size. We provide a complete…

高能物理 - 唯象学 · 物理学 2021-02-16 Oleksandr Tomalak , Pedro Machado , Vishvas Pandey , Ryan Plestid

The flux of high-energy neutrinos passing through the Earth is attenuated due to their interactions with matter. Their transmission probability is modulated by the neutrino interaction cross section and affects the arrival flux at the…

高能天体物理现象 · 物理学 2019-08-21 Tianlu Yuan

The interpretation of the nuclear cross sections measured using accelerator neutrino beams involve severe difficulties, arising primarily from the average over the incoming neutrino flux. The broad energy distribution of the beam particles…

核理论 · 物理学 2021-10-12 Omar Benhar

Development of large mass detectors for low-energy neutrinos and dark matter may allow supernova detection via neutrino-nucleus elastic scattering. An elastic-scattering detector could observe a few, or more, events per ton for a galactic…

天体物理学 · 物理学 2009-11-07 C. J. Horowitz , K. J. Coakley , D. N. McKinsey

We derive exact expressions for the cross section of neutrino scattering on electrons in dense, hot stellar matter, in the presence of strong magnetic fields. Numerical calculations of the scattering cross sections at various densities,…

天体物理学 · 物理学 2009-10-28 V. G. Bezchastnov , P. Haensel

In this paper, we compute the contribution to the coherent elastic neutrino-nucleus scattering cross section from new physics models in the neutrino sector. We use this information to calculate the maximum value of the so-called neutrino…

高能物理 - 唯象学 · 物理学 2019-08-23 C. Boehm , D. G. Cerdeno , P. A. N. Machado , A. Olivares-Del Campo , E. Perdomo , E. Reid

Now that PeV neutrinos have been discovered by IceCube, we optimistically entertain the possibility that neutrinos with energy above 100 PeV exist. We evaluate the dependence of event rates of such neutrinos on the neutrino-nucleon cross…

高能物理 - 唯象学 · 物理学 2015-07-10 D. Marfatia , D. W. McKay , T. J. Weiler

In this article we obtain a new set of nuclear parton distribution functions (nuclear PDFs) at next-to-leading order and next-to-next-to-leading order accuracy in perturbative QCD. The common nuclear deep-inelastic scattering (DIS) data…

高能物理 - 唯象学 · 物理学 2021-08-17 Hamzeh Khanpour , Maryam Soleymaninia , S. Atashbar Tehrani , Hubert Spiesberger , Vadim Guzey

Neutrino astronomy offers the possibility to perform extra-galactic observations well beyond the photon absorption cutoff above 50 TeV. Based on observations of cosmic rays, we already know that astrophysical sources produce particles with…

天体物理学 · 物理学 2009-11-10 David Saltzberg

In this document drafted by the Neutrino Scattering Theory Experiment Collaboration (NuSTEC), we provide input on the synergies between theoretical and experimental efforts that can provide critical input to the prediction accuracy needed…

IceCube detects neutrinos at energies orders of magnitude higher than any neutrinos produced at particle accelerators. Neutrinos are weakly interacting particles but at energies above 30 TeV the Earth becomes opaque to neutrinos. The…

高能天体物理现象 · 物理学 2019-08-20 Sally Robertson

High-energy neutrinos, arising from decays of mesons that were produced through the cosmic rays collisions with air nuclei, form unavoidable background noise in the astrophysical neutrino detection problem. The atmospheric neutrino flux…

高能天体物理现象 · 物理学 2010-10-13 S. I. Sinegovsky , A. A. Kochanov , T. S. Sinegovskaya

The effects of the nuclear structure uncertainties on the description of processes induced by coherent scattering of neutrinos on nuclei are investigated. A reference calculation based on a specific nuclear model is defined and the cross…

核理论 · 物理学 2020-05-06 G. Co' , M. Anguiano , A. M. Lallena

The effects of the theoretical uncertainties in the description of neutrino-nucleus cross sections for supernova neutrino energies are investigated.

核理论 · 物理学 2009-04-17 Giampaolo Co' , Viviana De Donno , Chiara Maieron

Diffuse neutrinos from past supernovae in the Universe present us with a unique opportunity to test dark matter (DM) interactions. These neutrinos can scatter and boost the DM particles in the Milky Way halo to relativistic energies…

高能物理 - 唯象学 · 物理学 2025-01-24 Anirban Das , Tim Herbermann , Manibrata Sen , Volodymyr Takhistov

We begin with a brief overview of highest-energy cosmic ray data, and the experiments which will perform neutrino astronomy. We then discuss two particle physics aspects of neutrinos. They are possible long-lifetime decay of the neutrino,…

天体物理学 · 物理学 2011-07-19 Thomas J. Weiler

The effect of nonperturbative and higher order perturbative corrections to all the free nucleon structure functions ($F_{iN}(x,Q^2); i=1-5$) in the DIS of $\nu_\tau/{\bar\nu}_\tau$ on nucleon is studied. The target mass correction (TMC) and…

高能物理 - 唯象学 · 物理学 2021-01-04 V. Ansari , M. Sajjad Athar , H. Haider , S. K. Singh , F. Zaidi

We investigate the potential of a future kilometer-scale neutrino telescope such as the proposed IceCube detector in the South Pole, to measure and disentangle the yet unknown components of the cosmic neutrino flux, the prompt atmospheric…

高能物理 - 唯象学 · 物理学 2016-09-06 D. Hooper , H. Nunokawa , O. L. G. Peres , R. Zukanovich Funchal