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Electro-disintegration of the deuteron at large $Q^2$ currently represents on of the most promising reactions which allows to probe the bound nuclear state at internal momenta comparable to the rest mass of the nucleon. Large internal…

Nuclear Theory · Physics 2024-02-22 Misak M Sargsian

In a nonrelativistic quantum theory the longitudinal and transversal components of the internal momentum in the deuteron wave function (DWF) are bound together as they have to form the well known superposition of the S- and D-waves. In a…

Nuclear Theory · Physics 2007-05-23 L. S. Azhgirey , N. P. Yudin

The concept of relativistic scaling is applied to describe the most recent data from inclusive electron-deuteron scattering at large momentum transfer. We calculate the asymptotic scaling function f(y) of the deuteron using its relationship…

Nuclear Theory · Physics 2017-08-23 M. K. Gaidarov , M. V. Ivanov , A. N. Antonov

The electrodisintegration of the deuteron in the frame of the Bethe-Salpeter approach with a separable kernel of the nucleon-nucleon interaction is considered. This conception keeps the covariance of a description of the process. A…

Nuclear Theory · Physics 2008-11-26 S. G. Bondarenko , V. V. Burov , E. P. Rogochaya , A. A. Goy

We review the recent progress made in studies of deuteron structure at small internucleon distances. This progress is largely facilitated by the new generation of experiments in deuteron electrodisintegration carried out at unprecedentedly…

Nuclear Experiment · Physics 2015-06-23 Werner Boeglin , Misak Sargsian

Realistic solutions of the spinor-spinor Bethe-Salpeter equation for the deuteron with realistic interaction kernel including the exchange of pi, sigma, omega, rho, eta and delta mesons, are used to systematically investigate relativistic…

Nuclear Theory · Physics 2011-07-19 C. Ciofi degli Atti , D. Faralli , A. Yu. Umnikov , L. P. Kaptari

We study the electrodisintegration of deuteron at quasi-elastic kinematics and high transferred momentum as a probe for the short distance structure in nuclei. In this reaction, an electron hits a nucleus of deuterium, which breaks up into…

Nuclear Theory · Physics 2021-08-27 Frank Vera

The article is devoted to the relativistic study of elastic $pD$ backward scattering based on the one-nucleon exchange diagram. Calculations were performed using relativistic deuteron wave functions obtained by solving the Bethe-Salpeter…

Nuclear Theory · Physics 2022-07-11 S. Bondarenko , S. Yurev

The calculation of the magnetic moment of the deuteron in the framework of the Bethe--Salpeter approach is performed. The relativistic corrections are calculated analytically and estimated numerically. It is shown that the main…

Nuclear Theory · Physics 2007-05-23 S. G. Bondarenko , V. V. Burov , M. Beyer , S. M. Dorkin

The electrodisintegration of the deuteron is considered within a relativistic model of nucleon-nucleon interaction based on the Bethe-Salpeter approach with a separable interaction kernel. The exclusive cross section is calculated within…

Nuclear Theory · Physics 2012-01-24 S. G. Bondarenko , V. V. Burov , E. P. Rogochaya

The influence of relativistic contributions to deuteron electrodisintegration is systematically studied in various kinematic regions of energy and momentum transfer. As theoretical framework the equation-of-motion and the unitarily…

Nuclear Theory · Physics 2008-11-26 F. Ritz , H. Goeller , T. Wilbois , H. Arenhoevel

In plane wave one-body approximation the reaction of deuteron photodisintegration is considered in the framework of the Bethe-Salpeter formalism for two-nucleon system. Results are obtained for deuteron vertex function, which is the…

Nuclear Theory · Physics 2009-11-06 K. Yu. Kazakov , S. Eh. Shirmovsky

The exclusive deuteron break-up reaction is analyzed within a covariant approach based on the Bethe-Salpeter equation with realistic meson-exchange interaction. Relativistic effects in the cross section, tensor analyzing power and…

Nuclear Theory · Physics 2008-11-26 L. P. Kaptari , B. Kaempfer , S. M. Dorkin , S. S. Semikh

The deuteron is considered as a superposition of two-nucleon Fock states with the invariant mass depending on the relative momentum in a proton-neutron pair. The condition of the transversality of the polarization vectors should be imposed…

High Energy Physics - Phenomenology · Physics 2015-06-05 Fedor Pavlov

$\Delta$ isobar components in the nuclear many-body wave function are investigated for the deuteron, light nuclei (${}^{16}O$) and infinite nuclear matter within the framework of the coupled-cluster theory. The predictions derived for…

Nuclear Theory · Physics 2009-11-07 T. Frick , S. Kaiser , H. Müther , A. Polls

We demonstrate that a paradigm shift from considering the deuteron as a system of bound proton and neutron to considering it as a pseudo-vector system in which we observe proton and neutron, results in a possibility of probing a new…

Nuclear Theory · Physics 2023-03-29 Misak M. Sargsian , Frank Vera

We perform a first calculation for the unpolarized parton distribution function of the $\Delta^+$ baryon using lattice QCD simulations within the framework of Large Momentum Effective Theory. Two ensembles of $N_f=2+1+1$ twisted mass…

The relativistic light-front dynamics (LFD) method has been shown to give a correct description of the most recent data for the deuteron monopole and quadrupole charge form factors obtained at the Jefferson Laboratory for elastic…

A covariant field theoretical approach to deep inelastic scattering on the deuteron is presented. The deuteron structure function is calculated in terms of the Bethe-Salpeter amplitude. Numerical calculations for the nucleon contribution…

Nuclear Theory · Physics 2011-07-19 A. Yu. Umnikov , L. P. Kaptari , K. Yu. Kazakov , F. C. Khanna

The relation between the differential cross section of the charge-exchange breakup of a fast deuteron d+p -> (pp)+n and the differential cross section of the charge transfer process n+p -> p+n is discussed taking into account the effects of…

Nuclear Theory · Physics 2007-05-23 R. Lednicky , V. L. Lyuboshitz , V. V. Lyuboshitz
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