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Related papers: Deuteron photodisintegration with polarized lasers

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An improved procedure is suggested for finding the total photoabsorption cross section on the neutron from data on the deuteron at energies < 1.5 GeV. It includes unfolding of smearing effects caused by Fermi motion of nucleons in the…

Nuclear Theory · Physics 2013-01-22 M. I. Levchuk , A. I. L'vov

We demonstrate an isotropic depolarizing channel with a controllable degree of depolarization. The depolarizer is composed of four birefringent crystals and half-wave plates. Quantum process tomography results of the depolarization effect…

Quantum Physics · Physics 2014-02-04 A. Shaham , H. S. Eisenberg

Neutral pion photoproduction on the deuteron in the inelastic channel is studied in the threshold region from 142 to 160 MeV. The calculation is based on the use of the diagrammatic approach. Contributions from the pole diagrams, one-loop…

Nuclear Theory · Physics 2009-11-06 M. I. Levchuk , M. Schumacher , F. Wissmann

We investigate the effect of the deuteron breakup on the optical potential for the elastic scattering of 56 MeV deuterons from $^{51}$V. The breakup probabilities calculated within the post-form distorted wave Born-approximation theory of…

Nuclear Theory · Physics 2007-05-23 A. Ingemarsson , R. Shyam

The reactions of nucleon and polarized deuteron scattered off a heavy target at large impact parameter with intermediate energies have been investigated by using the improved quantum molecular dynamics model. It is found that, due to the…

Nuclear Theory · Physics 2020-02-12 Xiao Liang , Li Ou , Zhigang Xiao

The pure lepton decay of the polarized muon is considered, accounting for a new tensor interaction which is outside of the Michel local interactions. This interaction leads to new energy distribution and polarization of the final charged…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. V. Chizhov

The technique of dispersion integration over the mass of composite particle is used to describe the reaction of the deuteron photodisintegration. The influence of the final state interaction (FSI) on the total cross section, calculated with…

Nuclear Theory · Physics 2007-05-23 V. A. Sadovnikova

For coherent photoproduction of phi and omega mesons from deuteron at forward angles, the isovector pi-exchange amplitude is strongly suppressed. We show a possibility to study the non-diffractive channels associated with the unnatural…

Nuclear Theory · Physics 2016-09-08 A. I. Titov , M. Fujiwara , T. S. -H. Lee

Photoproduction of pi0-eta on protons in the energy range from threshold to 1.4 GeV is discussed. The data for representative angular distributions recently obtained at MAMI C are analyzed using an isobar model. The isobars considered are…

Nuclear Theory · Physics 2014-11-20 A. Fix , V. L. Kashevarov , A. Lee , M. Ostrick

A novel nonlocal four-photon interaction on the deformed spacetime is derived and studied in the three selected models (I, II, III). The first two models (I, II) are obtained via two distinct second-order $\theta$-exact Seiberg-Witten maps…

High Energy Physics - Theory · Physics 2016-01-20 Raul Horvat , Josip Trampetić , Jiangyang You

By extending the dynamical coupled-channels analysis performed in our previous work [Phys. Rev. C 88, 035209 (2013)] to include the available data of photoproduction of pi meson off the neutron, the transition amplitudes for the…

Nuclear Theory · Physics 2016-07-08 H. Kamano , S. X. Nakamura , T. -S. H. Lee , T. Sato

An expression for the Dalitz plot of the semileptonic decay of a charged kaon, including radiative corrections to order O[\alpha \pi)(q/M_1)], where q is the four-momentum transfer and M_1 is the mass of the decaying kaon, is obtained.…

High Energy Physics - Phenomenology · Physics 2020-04-14 M. J. Sanchez-Glez , A. Martinez , C. Juarez-Leon , M. Neri , J. J. Torres , Ruben Flores-Mendieta

The calculation of hadronic polarizability contribution of the nucleus to hyperfine structure of muonic hydrogen and helium is carried out within the unitary isobar model and experimental data on the polarized structure functions of deep…

High Energy Physics - Phenomenology · Physics 2017-11-03 A. V. Eskin , A. P. Martynenko , E. N. Elekina

We introduce a new observable, $A_{node}$, that allows to isolate the node in the S-partial wave distribution of the deuteron in high $Q^2$ electro-disintegration processes with tensor polarized target. The node is a signature of nuclear…

Nuclear Theory · Physics 2024-10-14 Misak M Sargsian

Considering the effective Euler-Heisenberg Lagrangian, i.e., non-linear photon-photon interactions, we study the circular polarization of electromagnetic radiation based on the time-evolution of Stokes parameters. To the leading order, we…

High Energy Physics - Phenomenology · Physics 2012-10-03 Iman Motie , She-Sheng Xue

Purpose: In this paper we investigated emission of bremsstrahlung photons in the scattering of protons off deuterons within the microscopic cluster models in a wide region of the beam energy from low energies up to 1.5 GeV. Methods:…

Nuclear Theory · Physics 2024-04-19 K. A. Shaulskyi , S. P. Maydanyuk , V. S. Vasilevsky

We study diffractive vector meson production at small-$x$ in the collision of electrons and polarized deuterons $e+d^{\uparrow}$. We consider the polarization dependence of the nuclear wave function of the deuteron, which results in an…

Nuclear Theory · Physics 2024-08-27 Heikki Mäntysaari , Farid Salazar , Björn Schenke , Chun Shen , Wenbin Zhao

We study high energy photodisintegration of the deuteron into two $\Delta$-isobars at large center of mass angles within the QCD hard rescattering model (HRM). According to the HRM, the process develops in three main steps: the photon…

High Energy Physics - Phenomenology · Physics 2011-06-06 Carlos G. Granados , Misak M. Sargsian

We systematically compute and discuss meson and muon polarized radiative decays. Doubly differential distributions in terms of momenta and helicities of the final lepton and photon are explicitly computed. The undergoing dynamics giving…

High Energy Physics - Phenomenology · Physics 2008-11-26 Emidio Gabrielli , Luca Trentadue