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An extended study of scaling of the first and second kinds for inclusive electron scattering from nuclei is presented. Emphasis is placed on the transverse response in the kinematic region lying above the quasielastic peak. In particular,…

Nuclear Theory · Physics 2009-11-07 C. Maieron , T. W. Donnelly , I. Sick

We have made a thorough investigation of the nuclear structure function W_2A in the region of 0.8 < x < 1.5 and Q^2 < 20 GeV^2, separating the quasielastic and inelastic plus deep inelastic contributions. The agreement with present…

Nuclear Theory · Physics 2009-10-30 E. Marco , E. Oset

The reduced cross section of the semiexclusive $(l,l'p)$ lepton scat tering process irrespective of the type of interaction is determined mainly by bound nucleon momentum distribution in target and nucleon final state interaction with…

High Energy Physics - Phenomenology · Physics 2026-03-26 A. V. Butkevich , S. V. Luchuk

An accurate description of the nuclear response functions for neutrino scattering in the Gev region is essential for the interpretation of present and future neutrino oscillation experiments. Due to the close similarity of electromagnetic…

Nuclear Theory · Physics 2010-02-25 Maria B. Barbaro

We present the expression for the quasiparticle vertex function $\Gamma^{\omega }(K_{F},P_{F})$ (proportional to the Landau function) in a 2D Fermi liquid (FL) near a $T=0$ instability towards antiferromagnetism. Previous studies have found…

Strongly Correlated Electrons · Physics 2015-06-17 Andrey V Chubukov , Peter Wolfle

Superscaling of the quasielastic cross section in charged current neutrino-nucleus reactions at energies of a few GeV is investigated within the framework of the relativistic impulse approximation. Several approaches are used to describe…

Nuclear Theory · Physics 2008-11-26 J. A. Caballero , J. E. Amaro , M. B. Barbaro , T. W. Donnelly , C. Maieron , J. M. Udias

The charged-current quasi-elastic scattering of muon neutrino on a carbon target is calculated for neutrino energy up to 2.8 GeV using the relativistic distorted-wave impulse approximation with relativistic optical potential, which was…

Nuclear Theory · Physics 2009-08-20 A. V. Butkevich

We consider the charged-current quasielastic scattering of muon neutrinos on an Oxygen 16 target, described within a relativistic shell model and, for comparison, the relativistic Fermi gas. Final state interactions are described in the…

Nuclear Theory · Physics 2009-11-10 C. Maieron , M. C. Martinez , J. A. Caballero , J. M. Udias

We examine the quasiparticle lifetime and spectral weight near the Fermi surface in the two-dimensional Hubbard model. We use the FLEX approximation to self-consistently generate the Matsubara Green's functions and then we analytically…

Strongly Correlated Electrons · Physics 2007-05-23 William H. Beere , James F. Annett

We investigate properties of an energetic atom propagating through strongly interacting atomic gases. The operator product expansion is used to systematically compute a quasiparticle energy and its scattering rate both in a spin-1/2 Fermi…

Quantum Gases · Physics 2012-05-31 Yusuke Nishida

The analysis of the recent experimental data on charged-current neutrino-nucleus scattering cross sections measured at MiniBooNE requires fully relativistic theoretical descriptions also accounting for the role of final state interactions.…

Nuclear Theory · Physics 2011-07-28 Andrea Meucci , J. A. Caballero , C. Giusti , J. M. Udias

By focusing on the asymmetric shape of cross section, we analyze the pairing effect on the partial wave components of cross section for neutron elastic scattering off stable and unstable nuclei within the Hartree-Fock-Bogoliubov (HFB)…

Nuclear Theory · Physics 2020-03-11 K. Mizuyama , N. Nhu Le , T. V. Nhan Hao

The usage of Monte Carlo neutrino event generators (MC$\nu$EGs) is a norm within the high-energy $\nu$ scattering community. The relevance of quasielastic (QE) energy regimes to $\nu$ oscillation experiments implies that accurate…

Nuclear Theory · Physics 2021-03-10 Joshua L. Barrow , Steven Gardiner , Saori Pastore , Minerba Betancourt , Joseph Carlson

We present a unified relativistic approach to inclusive electron scattering based on the relativistic Fermi gas model and on a phenomenological extension of it which accounts for the superscaling behaviour of $(e,e')$ data. We present…

Nuclear Theory · Physics 2007-10-23 M. B. Barbaro , J. E. Amaro , J. A. Caballero , C. Maieron

We study the nucleon electromagnetic form factors (EM FFs) using a recently developed method combining Chiral Effective Field Theory ($\chi$EFT) and dispersion analysis. The spectral functions on the two-pion cut at $t > 4 M_\pi^2$ are…

High Energy Physics - Phenomenology · Physics 2018-05-16 J. M. Alarcón , C. Weiss

We present a parametrization of the observed enhancement in the transverse electron quasielastic (QE) response function for nucleons bound in carbon as a function of the square of the four momentum transfer (Q2) in terms of a correction to…

Nuclear Experiment · Physics 2015-05-30 A. Bodek , H. S. Budd , M. E. Christy

We present the results of (anti)neutrino induced CCQE cross sections from some nuclear targets in the energy region of $E_\nu \le 1 GeV$. The aim of the study is to confront electron and muon production cross sections relevant for $\nu_\mu…

Nuclear Theory · Physics 2016-11-23 M. Sajjad Athar , F. Akbar , M. Rafi Alam , S. Chauhan , S. K. Singh , F. Zaidi

We generalize the spectral-function formalism to describe two-nucleon knockout processes in exclusive kinematics. Significant improvements are introduced both in the treatment of the current operators entering the $\Delta$-current…

Nuclear Theory · Physics 2026-02-03 N. Rocco , N. Steinberg

The quasielastic charged-current (CC) tau neutrino (antineutrino)-nucleus scattering is considered. The dependence of tau polarization on nuclear-structure effects is discussed in detail. The description of the nucleus is based on the…

High Energy Physics - Phenomenology · Physics 2009-11-10 Krzysztof M. Graczyk

The cross section for coherent elastic neutrino-nucleus scattering (CE$\nu$NS) depends on the response of the target nucleus to the external current, in the Standard Model (SM) mediated by the exchange of a $Z$ boson. This is typically…

High Energy Physics - Phenomenology · Physics 2020-10-26 Martin Hoferichter , Javier Menéndez , Achim Schwenk