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In two-dimensional electronic systems, direct first-order phase transitions are prohibited as a consequence of the long-range Coulomb interaction, which implies a stiff energetic penalty for macroscopic phase separation. A prominent…

Strongly Correlated Electrons · Physics 2024-02-12 Sandeep Joy , Brian Skinner

Radiative corrections to the electron recoil-energy spectra and to total cross sections are computed for neutrino-electron scattering by solar neutrinos. Radiative corrections change monotonically the electron recoil spectrum for incident…

Astrophysics · Physics 2016-08-30 John N. Bahcall , Marc Kamionkowski , Alberto Sirlin

According to different effects on neutrino oscillations, the unitarity violation in the MNSP matrix can be classified into the direct unitarity violation and the indirect unitarity violation which are induced by the existence of the light…

High Energy Physics - Phenomenology · Physics 2015-12-09 Shu Luo

High energy neutrinos and anti-neutrinos ($\gtrsim$ 100 GeV) can inject energetic electromagnetic particles into the baryon-photon plasma in the high redshift universe through electroweak showers from electroweak bremsstrahlung, inelastic…

Cosmology and Nongalactic Astrophysics · Physics 2020-11-11 Sandeep Kumar Acharya , Rishi Khatri

Reaction cross-sections are calculated using the Coulomb modified Glauber model for deformed target nuclei. The deformed nuclear matter density of the target is expanded into multipoles of order k = 0,2,4.The reaction cross-sections between…

Nuclear Theory · Physics 2009-04-13 M. Y. M. Hassan , M. Y. H. Farag , A. Y. Abul-Magd , T. E. I. Nassar

Thermal fission energy is one of the basic parameters needed in the calculation of antineutrino flux for reactor neutrino experiments. It is useful to improve the precision of the thermal fission energy calculation for current and future…

Nuclear Experiment · Physics 2013-08-09 X. B. Ma , W. L. Zhong , L. Z. Wang , Y. X. Chen , J. Cao

We discuss a possibility that the so-called reactor antineutrino anomaly can be, at least in part, explained by applying a quantum field-theoretical approach to neutrino oscillations, which in particular predicts a small deviation from the…

High Energy Physics - Phenomenology · Physics 2017-02-17 D. V. Naumov , V. A. Naumov , D. S. Shkirmanov

The Precision Reactor Oscillation and Spectrum Experiment, PROSPECT, is designed to make a precise measurement of the antineutrino spectrum from a highly-enriched uranium reactor and probe eV-scale sterile neutrinos by searching for…

Sensitive searches for antineutrino oscillations in atmospheric mass parameter region much discussed in recent years are based on accurate comparison of the inverse beta decay positron spectra measured in two (or more) detectors, far and…

High Energy Physics - Phenomenology · Physics 2015-06-25 V. Kopeikin , L. Mikaelyan , V. Sinev

We discuss the size of the electron-antineutrino electron into electron-antineutrino electron cross section reduction due to the rejection of the events with a vertex bremsstrahlung photon above a certain energy in the final state. In…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Broggini , I. Masina , M. Moretti

By performing a series of one- and two-dimensional (1-, 2D) hydrodynamic simulations with spectral neutrino transport, we study possible impacts of collective neutrino oscillations on the dynamics of core-collapse supernovae. To model the…

High Energy Astrophysical Phenomena · Physics 2015-05-28 Yudai Suwa , Kei Kotake , Tomoya Takiwaki , Matthias Liebendoerfer , Katsuhiko Sato

In this article, we present the first detailed simulation of the antineutrino emissions from an Advanced Gas-cooled Reactor (AGR) core, benchmarked with input data from the UK Hartlepool reactors. An accurate description of the evolution of…

Instrumentation and Detectors · Physics 2023-01-19 Sandra Bogetic , Robert Mills , Adam Bernstein , Jonathon Coleman , Alex Morgan , Andrew Petts

Based on the shell model for Gamow-Teller and the Random Phase Approximation for forbidden transitions, we have calculated reaction rates for inelastic neutrino-nucleus scattering (INNS) under supernova (SN) conditions, assuming a matter…

For the first time the antineutrino spectrum formed as a result of neutron and tritium decays during the epoch of primordial nucleosynthesis is calculated. This spectrum is a non-thermal increase in addition to the standard cosmic neutrino…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-05 Alexandre V. Ivanchik , Vlad Yu. Yurchenko

Neutrino experiments in a Forward Physics Facility at the Large Hadron Collider can measure neutrino and antineutrino cross sections for energies up to a few TeV. For neutrino energies below 100 GeV, the inelastic cross section evaluations…

High Energy Physics - Phenomenology · Physics 2023-12-05 Yu Seon Jeong , Mary Hall Reno

The PHENIX experiment has measured mid-rapidity transverse momentum spectra (0.4 < p_T < 5.0 GeV/c) of electrons as a function of centrality in Au+Au collisions at sqrt(s_NN)=200 GeV. Contributions from photon conversions and from light…

Nuclear Experiment · Physics 2008-11-26 PHENIX Collaboration , S. S. Adler

Electric dipole-forbidden transitions of nuclei interacting with super-intense laser fields are investigated considering stable isotopes with suitable low-lying first excited states. Different classes of transitions are identified, and all…

Nuclear Theory · Physics 2008-11-26 Adriana Pálffy , Jörg Evers , Christoph H. Keitel

The description of nuclear reactions induced by supernova neutrinos has witnessed significant progress during the recent years. At the energies and momentum transfers relevant for supernova neutrinos neutrino-nucleus cross sections are…

Nuclear Theory · Physics 2015-10-28 K. G. Balasi , K. Langanke , G. Martínez-Pinedo

Measurements of the decay energy released as a function of time following the thermal neutron induced fission on $^{235}$U and $^{239,241}$Pu were performed in the 1970s at Oak Ridge National Laboratory with the purpose of quantifying…

Nuclear Experiment · Physics 2023-06-05 A. A. Sonzogni , R. J. Lorek , A. Mattera , E. A. McCutchan

Prompt fission neutron spectra produced up to 20 MeV. Simultaneous analysis of measured and calculated data for 233U(n, F), 235U(n, F) and 239Pu(n, F) maintains stronger justification for the predicted PFNS of 233U(n, F). For the latter the…

Nuclear Theory · Physics 2026-03-06 V. M. Maslov