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Understanding nuclear effects is essential for improving the sensitivity of neutrino oscillation measurements. Validating nuclear models solely through neutrino scattering data is challenging due to limited statistics and the broad energy…

High Energy Physics - Phenomenology · Physics 2025-02-25 Seisho Abe

Reactor neutrino experiments provide a rich environment for the study of axionlike particles (ALPs). Using the intense photon flux produced in the nuclear reactor core, these experiments have the potential to probe ALPs with masses below 10…

High Energy Physics - Phenomenology · Physics 2020-11-05 D. Aristizabal Sierra , V. De Romeri , L. J. Flores , D. K. Papoulias

We derive general formulas for three flavor fractions $(\eta^{}_e , \eta^{}_\mu , \eta^{}_\tau)$ of the high-energy neutrinos originating from a remote astrophysical source by using their flavor ratios $(f^{}_e , f^{}_\mu , f^{}_\tau)$…

High Energy Physics - Phenomenology · Physics 2026-04-07 Zhi-zhong Xing

A recently modified method to enable low-energy nuclear scattering results to be extracted from the discrete energy levels of the target-projectile clusters confined by harmonic potential traps is tested. We report encouraging results for…

Nuclear Theory · Physics 2020-09-30 Xilin Zhang , S. R. Stroberg , P. Navrátil , Chan Gwak , J. A. Melendez , R. J. Furnstahl , J. D. Holt

We show how the charge symmetry of strong interactions can be used to relate the proton and neutron asymptotic normalization coefficients (ANCs) of the one nucleon overlap integrals for light mirror nuclei. This relation extends to the case…

Nuclear Theory · Physics 2009-11-10 N. K. Timofeyuk , R. C. Johnson , A. M. Mukhamedzhanov

We analyze in detail lepton-flavor violation (LFV) in the charged-lepton sector such as $\mu \to e \gamma$, $\tau \to \mu \gamma$, $\mu \to eee$ and the $\mu \to e$ conversion in nuclei, within the framework of supersymmetric models with…

High Energy Physics - Phenomenology · Physics 2009-10-31 Joe Sato , Kazuhiro Tobe

In neutrino oscillation experiments, exclusive measurements of neutrino-nucleus interactions play a critical role, by providing the theoretical and experimental input needed for a reliable estimation of the neutrino energy. In this paper,…

We study neutral current neutrino-nucleus reaction cross-sections for Mn, Fe, Co and Ni isotopes. An earlier study for a few selected nuclei has shown that in the supernova environment the cross sections are increased for low energy…

Nuclear Theory · Physics 2009-11-10 A. Juodagalvis , K. Langanke , G. Martinez-Pinedo , W. R. Hix , D. J. Dean , J. M. Sampaio

The accuracy of the procedure that converts the experimentally determined electron spectrum associated with fission of the nuclear fuels ^{235}U, ^{239}Pu, ^{241}Pu, and ^{238}U into the $\bar{\nu}_e$ spectrum is examined. By using…

High Energy Physics - Phenomenology · Physics 2008-11-26 Petr Vogel

The exact treatment of nuclei starting from the constituent nucleons and the fundamental interactions among them has been a long-standing goal in nuclear physics. Above all nuclear scattering and reactions, which require the solution of the…

Nuclear Theory · Physics 2011-09-30 Petr Navratil , Sofia Quaglioni , Robert Roth

Reactor antineutrinos have been indispensable for our understanding of neutrino mass and mixing. At the same time, discrepancies between the observed and predicted reactor $\overline{\nu}_{e}$ rate and energy spectra have grown as the…

Nuclear Experiment · Physics 2017-01-31 Daniel A. Dwyer

The formalism for the neutrinoless muon positron conversion is investigated in detail and the relevant nuclear matrix elements for light intermediate neutrinos in the case of the experimentally interesting A=27 system are calculated. The…

Nuclear Theory · Physics 2009-11-07 P. C. Divari , J. D. Vergados , T. S. Kosmas , L. D. Skouras

If $\nu_\mu$ or $\nu_\tau$ mix with $\nu_e$, neutrino oscillations and collisions in a supernova (SN) core allow these flavors effectively to participate in $\beta$ equilibrium and thus to obtain a large chemical potential. If a sterile…

Astrophysics · Physics 2009-10-22 G. Raffelt , G. Sigl

We consider for the first time R-parity violating interactions of the Minimal Standard Supersymmetric Model involving neutrinos and quarks (``flavor changing neutral currents'', FCNC's) in the infall stage of stellar collapse. Our…

High Energy Physics - Phenomenology · Physics 2011-05-23 Philip S. Amanik , George M. Fuller , Benjamin Grinstein

The cross sections of the ($e,e'N$) and ($\gamma,p$) reactions on $^{16}$O are calculated, for the transitions to the $1/2^{-}$ ground state and the first $3/2^{-}$ excited state of the residual nucleus, using single-particle overlap…

Nuclear Theory · Physics 2009-10-31 M. K. Gaidarov , K. A. Pavlova , A. N. Antonov , M. V. Stoitsov , S. S. Dimitrova , C. Giusti

The recent analysis of nuclear distortions in DIS off nuclei revealed a breaking of the conventional hard factorization for multijet observable. The related pQCD analysis of distortion effects for jet production in nucleus-nucleus…

High Energy Physics - Phenomenology · Physics 2015-06-25 E. Bartos , S. R. Gevorkyan , E. A. Kuraev , N. N. Nikolaev

We revisit the status of Lepton Flavor Violating (LFV) \mu e qq contact interactions from the view point of \mu - e -conversion in nuclei. We consider their contribution to this LFV process via the two mechanisms on the hadronic level:…

High Energy Physics - Phenomenology · Physics 2015-06-15 Marcela Gonzalez , Thomas Gutsche , Juan Carlos Helo , Sergey Kovalenko , Valery E. Lyubovitskij , Ivan Schmidt

Electromagnetic observables are able to give insight into collective and emergent features in nuclei, including nuclear clustering. These observables also provide strong constraints for ab initio theory, but comparison of these observables…

With a view toward describing reactions of intermediate-mass nuclei from first principles, we present first results for the norm and Hamiltonian overlaps (kernels) for the p-{\alpha}, p-16O and p-20Ne cluster systems using realistic…

We study the $\mu\to e$ conversion process in nuclear targets arising in models of axion-like particles (ALPs) with hadronic and charged lepton flavor violating (CLFV) interactions. Contributions to this process generally fall into two…

High Energy Physics - Phenomenology · Physics 2023-07-26 Kaori Fuyuto , Emanuele Mereghetti
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