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Related papers: High-momentum proton removal from 16O and the (e,e…

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The doubly differential cross sections for the $^4$He$(\pi^+,\pi^-) 4p$ reaction were calculated using both a two-nucleon sequential single charge exchange model and an intranuclear cascade code. Final state interactions between the two…

Nuclear Theory · Physics 2009-11-07 M. Alqadi , W. R. Gibbs

Proton-proton total cross sections are measured with present day high energy colliders up to 2 TeV in the centre-of-mass of the system (10^{15}) eV in the laboratory). Several parameterizations, very succesful at low energies, can then be…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Velasco , J. Perez-Peraza , A. Gallegos-Cruz , M. Alvarez-Madrigal , A. Faus-Golfe , A. Sanchez-Hertz

We study the production of $K^+, \rho, \omega$ and $\phi$ mesons in $p + ^{12}C$ reactions on the basis of empirical spectral functions. The high momentum, high removal energy part of the spectral function is found to be negligible in all…

Nuclear Theory · Physics 2009-10-30 A. Sibirtsev , W. Cassing , U. Mosel

Cross sections and photon asymmetries of the exclusive 16O(\gamma,pn)14N and 16O(\gamma,pp)14C knockout reactions are calculated for transitions to the low-lying discrete final states of the residual nucleus in the photon-energy range…

Nuclear Theory · Physics 2009-10-31 C. Giusti , F. D. Pacati

Results for the cross sections of the exclusive 16O(e,e'pn)14N and 16O(gamma,pn)14N knockout reactions are presented and discussed in different kinematics. In comparison with earlier work, a complete treatment of the center-of-mass (CM)…

Nuclear Theory · Physics 2008-11-26 Carlotta Giusti , Franco Davide Pacati , Michael Schwamb , Sigfrido Boffi

The differential cross section for the reaction p(gamma, eta p) has been measured from threshold to 1100 MeV photon laboratory energy. For the first time, the region of the S11(1535) resonance is fully covered in a photoproduction…

The triple differential cross sections for the 6Li(e,e'p) reaction have been measured in the excitation energy region from 27 to 46 MeV in a search for evidence of the giant dipole resonance (GDR) in 6Li. The cross sections have no distinct…

Nuclear Experiment · Physics 2009-10-31 T. Hotta , T. Tamae , T. Miura , H. Miyase , I. Nakagawa , T. Suda , M. Sugawara , T. Tadokoro , A. Takahashi , E. Tanaka , H. Tsubota

The isospin character of p-n pairs at large relative momentum has been observed for the first time in the 16O ground state. A strong population of the J,T=1,0 state and a very weak population of the J,T=0,1 state were observed in neutron…

The breakup cross sections in the reaction $^6$He+$^{12}$C are calculated at about 40 MeV/nucleon using the high-energy approximation (HEA) and with the help of microscopic optical potentials (OP) of interaction with the target nucleus…

Nuclear Theory · Physics 2010-12-07 E. V. Zemlyanaya , V. K. Lukyanov , K. V. Lukyanov

The cross sections for neutrino scattering off the 12C and 16O nuclei are calculated within the framework of the continuum Random Phase Approximation. A model to consider also the final state interactions is developed. Total…

Nuclear Theory · Physics 2009-11-11 Antonio Botrugno , Giampaolo Co'

The cross section of the reaction $^3$He$(\gamma,pn)p_{spec}$ in the energy range 150 - 450 MeV has been calculated in a quasifree two-body model and compared with a recent kinematically complete experiment. In comparison with free deuteron…

Nuclear Theory · Physics 2009-10-28 P. Wilhelm , J. A. Niskanen , H. Arenhövel

We extend to 10 GeV results from a microscopic calculation of charged-current neutrino-nucleus reactions that do not produce a pion in the final state. For the class of events coming from neutrino interactions with two nucleons producing…

High Energy Physics - Phenomenology · Physics 2014-02-17 R. Gran , J. Nieves , F. Sanchez , M. J. Vicente Vacas

We report on the first proton-induced single proton- and neutron-removal reactions from the neutron-deficient $^{14}$O nucleus with large Fermi-surface asymmetry $S_n-S_p$ = 18.6 MeV at $\sim$100 MeV/nucleon, a widely used energy regime for…

An analysis of the effects of meson exchange and isobar currents in exclusive (e,e'p) processes from O-16 under quasi-free kinematics is presented. A model that has probed its feasibility for inclusive quasi-elastic (e,e') processes is…

Nuclear Theory · Physics 2008-11-26 J. E. Amaro , A. M. Lallena , J. A. Caballero

Cross sections for the 3He(e,e'pp)n reaction were measured at an energy transfer of 220 MeV and three-momentum transfers q of 305, 375, and 445 MeV/c. Results are presented as a function of q and the final-state neutron momentum for slices…

New, high-precision measurements of the 3He(e,e'p) reaction using the A1 collaboration spectrometers at the Mainz microtron MAMI are presented. These were performed in antiparallel kinematics at energy transfers below the quasi-elastic…

Nuclear Experiment · Physics 2008-11-26 A. Kozlov , A. J. Sarty

The differential cross-section in squared momentum transfer of $\rho$, $\rho^0$, $\omega$, $\phi$, $f_{0}(980)$, $f_{1}(1285)$, $f_{0}(1370)$, $f_{1}(1420)$, $f_{0}(1500)$, and $J/\psi$ produced in high energy virtual photon-proton…

High Energy Physics - Phenomenology · Physics 2021-09-28 Qi Wang , Fu-Hu Liu , Khusniddin K. Olimov

The 15N(p,n) reaction is a promising candidate for the production of monoenergetic neutrons with energies of up to 5.7 MeV at the facilities where the T(p,n)3He reaction cannot be used. The characteristic properties of this reaction were…

Nuclear Experiment · Physics 2022-11-08 Erik Poenitz , Ralf Nolte , Dankwart Schmidt , Guochang Chen

Proton-proton interaction and photo-hadronic interaction in cosmic accelerators are the two main channels for the production of cosmic ultra-high energy photons and neutrinos (TeV-PeV). In this Letter, we use FWW approach to obtain the…

High Energy Astrophysical Phenomena · Physics 2019-07-17 Ye-Fei Yuan , Xin-Yue Shi