Nuclear Science References (NSR)

NUCLEAR REACTIONS ¹⁶O(ν, μ^-p)E<4061 MeV; calculated σ(θ, E) with DUNE and T2K neutrino fluxes, missing energy-missing momentum trajectories. Discussing the usefulness of semi-inclusive charged-current neutrino scattering in extracting the neutrino spectrum.

doi: 10.1103/PhysRevC.105.025502
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2022NI07 Phys.Rev. C 105, 054603 (2022)

A.Nikolakopoulos, R.Gonzalez-Jimenez, N.Jachowicz, K.Niewczas, F.Sanchez, J.M.Udias

Benchmarking intranuclear cascade models for neutrino scattering with relativistic optical potentials

NUCLEAR REACTIONS ¹⁶O, ¹²C, ⁴⁰Ca(ν, p), E=21-1040 MeV; calculated σ(E). ¹⁶O() ¹²C(n, n'), (p, p), E=10-1000 MeV; calculated σ(E). ⁴⁰Ca(e, ep), E>400 MeV; calculated σ(θ, E). Distorted-wave impulse approximation (RDWIA) calculation that uses the real part of an optical potential (rROP) and simulations with NEUT cascade model. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.054603
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2021NI05 Phys.Rev. C 103, 064603 (2021)

A.Nikolakopoulos, V.Pandey, J.Spitz, N.Jachowicz

Modeling quasielastic interactions of monoenergetic kaon decay-at-rest neutrinos

NUCLEAR REACTIONS ¹²C, ⁴⁰Ar(e, e'), E=160-400 MeV; calculated double differential σ(E, θ) for the charged-current (CC) interaction and compared with experimental data. ¹²C, ⁴⁰Ar(ν, ν), (ν, ν'), E=180, 236, 500 MeV; calculated σ per neutron as function of the energy transfer and muon-scattering angles, longitudinal and transverse contributions to the cross section per neutron, flux-averaged cross sections from reconstructed energies for the MiniBooNE for ν_e from ν_μ to ν_e oscillations, expected number of electron neutrons in charged-current quasielastic (CCQE) scattering events on argon target, double differential cross section for CC scattering. Solution of Hartree-Fock equations using Skyrme type nucleon-nucleon interaction, with long-range nuclear correlations treated by means of a continuum random-phase approximation (CRPA) framework and Green's function method. Comparison with experimental data. Relevance to future KDAR (Kaon-decay-at-rest, K⁺ decay to μ⁺ and ν_μ) neutrino cross-section measurements, and application to current and future experiments utilizing neutrinos, such as MicroBooNE and ICARUS at FNAL, JSNS2 at J-PARC MLF, and plan to study known-energy KDAR neutrino scattering off nuclei.

doi: 10.1103/PhysRevC.103.064603
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2020GO01 Phys.Rev. C 101, 015503 (2020)

R.Gonzalez-Jimenez, M.B.Barbaro, J.A.Caballero, T.W.Donnelly, N.Jachowicz, G.D.Megias, K.Niewczas, A.Nikolakopoulos, J.M.Udias

Constraints in modeling the quasielastic response in inclusive lepton-nucleus scattering

NUCLEAR REACTIONS ¹²C, ⁴⁰Ar, ⁴⁸Ti(e, e'), momentum transfer q=100, 200, 600, 1000, 1500 MeV; calculated vector and scalar potentials as a function of the position in the nucleus, quasielastic (QE) scaling functions, differential σ(E) by superscaling approach (SuSAv2) model and relativistic mean-field models. Comparison with the recent Jefferson Laboratory (JLab) data.

doi: 10.1103/PhysRevC.101.015503
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2020VA04 Phys.Rev. C 101, 045502 (2020)

N.Van Dessel, A.Nikolakopoulos, N.Jachowicz

Lepton kinematics in low-energy neutrino-argon interactions

NUCLEAR REACTIONS ¹⁶O, ⁴⁰Ar, ²⁰⁸Pb(ν, e), (ν-bar, e), E=30, 50, 70 MeV; calculated charged and neutral current double differential σ(E, θ) using continuum random-phase approximation (CRPA) framework for electron neutrino scattering. Comparison with Monte Carlo calculations using Modeling of Argon Reaction Low-energy Yields (MARLEY) event generator.

doi: 10.1103/PhysRevC.101.045502
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2019GO23 Phys.Rev. C 100, 045501 (2019)

R.Gonzalez-Jimenez, A.Nikolakopoulos, N.Jachowicz, J.M.Udias

Nuclear effects in electron-nucleus and neutrino-nucleus scattering within a relativistic quantum mechanical framework

NUCLEAR REACTIONS ¹²C(e, e'), (e, e'π), E<140 MeV; ¹²C(ν, ν'), (ν, ν'π), E<3 GeV; calculated differential σ(E) for quasielastic scattering and single-pion production (SPP); deduced impact of the description of the knockout nucleon on these cross sections. Fully relativistic and quantum mechanical framework, with models based on impulse approximation, and the first-order Born approximation (RPWIA, Pauli-blocked RPWIA and RPWIA with a cutoff), with the target nucleus described by the relativistic mean-field (RMF) model. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.045501
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2019JA09 J.Phys.(London) G46, 084003 (2019)

N.Jachowicz, N.Van Dessel, A.Nikolakopoulos

Low-energy neutrino scattering in experiment and astrophysics

NUCLEAR REACTIONS ¹²C, ¹⁶O, ⁴⁰Ar, ⁵⁶Fe(ν, X), E<100 MeV; calculated σ(E), σ, nuclear recoil energies.

doi: 10.1088/1361-6471/ab25d4
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2019NI09 Phys.Rev.Lett. 123, 052501 (2019)

A.Nikolakopoulos, N.Jachowicz, N.Van Dessel, K.Niewczas, R.Gonzalez-Jimenez, J.M.Udias, V.Pandey

Electron versus Muon Neutrino Induced Cross Sections in Charged Current Quasielastic Processes

NUCLEAR REACTIONS ⁴⁰Ar, ¹²C(ν, ν), E=200 MeV; calculated σ.

doi: 10.1103/PhysRevLett.123.052501
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2019VA14 Phys.Rev. C 100, 055503 (2019)

N.Van Dessel, N.Jachowicz, A.Nikolakopoulos

Forbidden transitions in neutral- and charged-current interactions between low-energy neutrinos and argon

NUCLEAR REACTIONS ¹²C, ⁴⁰Ar, ⁵⁶Fe(ν, ν), (ν, X), E=0-100 MeV; calculated charged current and neutral current σ(E), contributions of different multipole transitions for neutrino-nucleus scattering, contributions by forbidden transitions in the continuum channel. Hartree-Fock+continuum random phase approximation (HF+CRPA) framework, including the effects of long-range correlations. Discussed pion decay-at-rest neutrino spectra. Relevance to CAPTAIN experiments at the Spallation Neutrino Source (SNS), and DUNE's planned detection program of supernova neutrinos.

doi: 10.1103/PhysRevC.100.055503
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2018NI15 Phys.Rev. C 98, 054603 (2018)

A.Nikolakopoulos, M.Martini, M.Ericson, N.Van Dessel, R.Gonzalez-Jimenez, N.Jachowicz

Mean-field approach to reconstructed neutrino energy distributions in accelerator-based experiments

doi: 10.1103/PhysRevC.98.054603
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