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Related papers: Variations on the Deuteron

200 papers

The general form of the cross section as well as the polarizations of electron-deuteron elastic scattering are given. Two-photon exchange effects are analyzed. Possible signatures of the two-photon exchange effects in the electron-deuteron…

Nuclear Theory · Physics 2008-11-26 Yu Bing Dong , Chung Wen Kao , Shin Nan Yang , Yu Chun Chen

A general formalism for the calculation of the differential cross section and polarization observables, for the process of deuteron electrodisintegration, is developed in the framework of relativistic impulse approximation. A detailed…

High Energy Physics - Phenomenology · Physics 2012-06-06 G. I. Gakh , A. P. Rekalo , Egle Tomasi-Gustafsson

Background: Direct measurement of the electric dipole moment (EDM) of the neutron lies in the future; measurement of a nuclear EDM may well come first. The deuteron is one nucleus for which exact model calculations are feasible. Purpose: We…

Nuclear Theory · Physics 2010-12-28 Iraj R. Afnan , Benjamin F. Gibson

Electric dipole moments are extremely sensitive probes of physics beyond the Standard Model. A vibrant experimental program is in place, with the goal of improving existing bounds on the electron and neutron electric dipole moments by one…

High Energy Physics - Phenomenology · Physics 2018-10-03 Emanuele Mereghetti

The deuteron form factors are calculated in the framework of the relativistic nucleon-meson dynamics. The relativistic effects change considerably the S- and D-waves of the deuteron, result in the dominating extra component in the deuteron…

Nuclear Theory · Physics 2011-04-15 J. Carbonell , V. A. Karmanov

We calculate expressions for the quadrupole moments of nonstrange baryons in which the number of QCD color charges is N_c. Using only the assumption of single-photon exchange, we obtain 4 relations among the 6 moments, and show how all of…

High Energy Physics - Phenomenology · Physics 2009-11-07 Alfons J. Buchmann , Janice A. Hester , Richard F. Lebed

Photo disintegration of the deuteron and photo pionproduction on the deuteron are described in the region of the $\Delta$-resonance. The two reactions are unitarily coupled. A novel definition of electromagnetic exchange currents in the…

Nuclear Theory · Physics 2007-05-23 K. A. Bugaev , U. Oelfke , P. U. Sauer

We evaluate the full one-photon-exchange Born amplitude for $Nd$ scattering. We include the contributions due to the magnetic moment of the proton or neutron, and the magnetic moment and quadrupole moment of the deuteron. It is found that…

Nuclear Theory · Physics 2008-11-26 V. G. J. Stoks

Following precise experimental studies at the Duke Free-Electron Laser Laboratory, we discuss photodisintegration of deuterons with 100% linearly polarized photons using a model independent theoretical approach taking together $M1$ and $E1$…

Nuclear Theory · Physics 2009-11-11 G. Ramachandran , S. P. Shilpashree

We compute the power radiated per unit solid angle of a moving magnetic dipole moment, and its instantaneous radiated power, both non-relativistically and relativistically. This is then applied to various interesting situations: solar…

High Energy Astrophysical Phenomena · Physics 2015-06-22 Peter D. Morley , Douglas J. Buettner

We review recent computations of neutral pion photoproduction and Compton scattering on the deuteron in baryon chiral perturbation theory. Progress in extracting the neutron electric dipole amplitude, which is relevant in neutral pion…

Nuclear Theory · Physics 2010-12-13 Silas R. Beane

It is shown that the amplitude of elastic ed scattering beyond Born approximation contains six generalized form factors, but only three linearly independent combinations of them (generalized charge, quadrupole and magnetic form factors)…

Nuclear Theory · Physics 2015-03-17 A. P. Kobushkin , Ya. D. Krivenko-Emetov

We discuss the elastic ed scattering beyond Born approximation. It is shown that the reaction amplitude contains six generalized form factors, but only three linearly independent combinations of them (we call them generalized charge,…

Nuclear Theory · Physics 2014-11-20 A. P. Kobushkin , Ya. D. Krivenko-Emetov , S. Dubnicka

The effect of "anomalous" scattering of neutrons and electrons from protons in the electron-volt energy-transfer range is considered, and related experimental results are mentioned. A recent independent confirmation of this effect with a…

Quantum Physics · Physics 2007-05-23 C. Aris Chatzidimitriou-Dreismann

A theory of neutron scattering by magnetic materials is reviewed with emphasis on the use of electronic multipoles that have universal appeal, because they are amenable to calculation and appear in theories of many other experimental…

Strongly Correlated Electrons · Physics 2015-10-28 Stephen W. Lovesey

An alternate method is described to extract the quark contribution to the spin of the nucleon directly from the first moment of the deuteron structure function, $g^d_1$. It is obtained without recourse to the use of input on the nucleon…

High Energy Physics - Phenomenology · Physics 2009-10-31 George Igo

Mirror isobars $^7$Li and $^7$Be are investigated in a dicluster model. The magnetic dipole moments and the magnetic dipole response to the continuum are calculated in this framework. The magnetic contribution is found to be small with…

Nuclear Theory · Physics 2009-02-19 A. Mason , R. Chatterjee , L. Fortunato , A. Vitturi

The deuteron ``D'' is the simplest nucleus with the spin S=1, therefore its electromagnetic structure is completely described by three different, the charge $G_C(t)$, magnetic $G_M(t)$ and quadrupole $G_Q(t)$ form factors, where $t=-q^2$ is…

High Energy Physics - Phenomenology · Physics 2025-12-10 A. -Z. Dubničková , S. Dubnička , P. Weisenpacher

It is shown that the magnitude of tensor polarization of the deuteron beam, which arises owing to the spin dichroism effect, depends appreciably on the angular width of the detector that registers the deuterons transmitted through the…

High Energy Physics - Phenomenology · Physics 2015-06-05 V. G. Baryshevsky , A. R. Bartkevich

An analytic calculation of the differential cross section for elastic Compton scattering on the deuteron at photon energies \omega in the range of 25-50 MeV is presented to next-to-next-to-leading order, i.e. to an accuracy of \sim 3%. The…

Nuclear Theory · Physics 2009-11-06 Harald W. Griesshammer , Gautam Rupak