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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 explore the nuclear responses at intermediate energies, particularly in the spin longitudinal and spin transverse isovector channels, within the continuum random phase approximation framework. We also employ an extension of the standard…

Nuclear Theory · Physics 2009-09-25 A. De Pace , M. Viviani

We demonstrate the excitation, using a structured light beam carrying orbital angular momentum, of the center of mass motion of a single atom in the transverse direction to the beam's propagation. This interaction is achieved with a vortex…

The $^6$He beta decay and $^7$Be electron capture processes are studied using variational Monte Carlo wave functions, derived from a realistic Hamiltonian consisting of the Argonne $v_{18}$ two-nucleon and Urbana-IX three-nucleon…

Nuclear Theory · Physics 2008-11-26 R. Schiavilla , R. B. Wiringa

The low-lying spectra of $^8$He and $^{10}$He nuclei were studied in the $^3$H($^6$He,$p$)$^8$He and $^3$H($^8$He,$p$)$^{10}$He transfer reactions. The $0^+$ ground state (g.s.) of $^8$He and excited states, $2^+$ at $3.6-3.9$ MeV and…

We provide systematic analysis of the differential cross section of the proton-$^3{\rm He}$ elastic scattering at $\theta_{\rm cm}=180^{\circ}$ and at $T_p<700$ MeV. Three mechanisms are discussed: 2N pair exchange in the triplet and…

Nuclear Theory · Physics 2007-05-23 A. P. Kobushkin , E. A. Strokovsky , K. Hatanaka , S. Ishikawa

A near-threshold 4He(g,n) cross-section measurement has been performed at MAX-lab. Tagged photons from 23 < Eg < 42 MeV were directed toward a liquid 4He target, and neutrons were detected by time-of-flight in two liquid-scintillator…

Nuclear Experiment · Physics 2019-08-14 B. Nilsson

The wobbling motion of a triaxial rotor coupled to a high-j quasiparticle is treated semiclassi- cally. Longitudinal and transverse coupling regimes can be distinguished depending on, respectively, whether the quasiparticle angular momentum…

Nuclear Theory · Physics 2015-06-17 S. Frauendorf , F. Doenau

The beta-decay of the 6He halo nucleus and the M1-transition processes of the excited 6Li(0+) state into the alpha + d continuum are studied in a three-body model. The initial nuclear states are described as an alpha + 2N system in…

Nuclear Theory · Physics 2016-09-08 E. M. Tursunov , D. Baye , P. Descouvemont

Using a relativistic mean-field single particle knock-out model for (e,e') reactions on nuclei, we investigate approximate treatments of Coulomb distortion effects and the extraction of longitudinal and transverse structure functions. We…

Nuclear Theory · Physics 2009-11-11 K. S. Kim , L. E. Wright

The transition between isobaric analog states (IAS) in the (3He, t) charge exchange reaction presents a unique opportunity to access the isospin structure of the nuclei. In this study not only the Fermi transition but also the Gamow-Teller…

Nuclear Theory · Physics 2023-07-21 Zhixuan He , Wenjuan Bu , Chaoyuan Xiao , Meng Li , Herun Yang , Bitao Hu , Yi Zhang

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 measured the 12C(e,e'p) cross section as a function of missing energy in parallel kinematics for (q,w) = (970 MeV/c, 330 MeV) and (990 MeV/c, 475 MeV). At w=475 MeV, at the maximum of the quasielastic peak, there is a large continuum…

We report the first measurement of the $(e,e'p)$ reaction cross-section ratios for Helium-3 ($^3$He), Tritium ($^3$H), and Deuterium ($d$). The measurement covered a missing momentum range of $40 \le p_{miss} \le 550$ MeV$/c$, at large…

Nuclear Experiment · Physics 2019-09-25 R. Cruz-Torres , S. Li , F. Hauenstein , A. Schmidt , D. Nguyen , D. Abrams , H. Albataineh , S. Alsalmi , D. Androic , K. Aniol , W. Armstrong , J. Arrington , H. Atac , T. Averett , C. Ayerbe Gayoso , X. Bai , J. Bane , S. Barcus , A. Beck , V. Bellini , H. Bhatt , D. Bhetuwal , D. Biswas , D. Blyth , W. Boeglin , D. Bulumulla , A. Camsonne , J. Castellanos , J. -P. Chen , E. O. Cohen , S. Covrig , K. Craycraft , B. Dongwi , M. Duer , B. Duran , D. Dutta , E. Fuchey , C. Gal , T. N. Gautam , S. Gilad , K. Gnanvo , T. Gogami , J. Gomez , C. Gu , A. Habarakada , T. Hague , O. Hansen , M. Hattawy , O. Hen , D. W. Higinbotham , E. Hughes , C. Hyde , H. Ibrahim , S. Jian , S. Joosten , A. Karki , B. Karki , A. T. Katramatou , C. Keppel , M. Khachatryan , V. Khachatryan , A. Khanal , D. King , P. King , I. Korover , T. Kutz , N. Lashley-Colthirst , G. Laskaris , W. Li , H. Liu , N. Liyanage , D. Lonardoni , R. Machleidt , L. E. Marcucci , P. Markowitz , R. E. McClellan , D. Meekins , S. Mey-Tal Beck , Z. -E. Meziani , R. Michaels , M. Mihovilovic , V. Nelyubin , N. Nuruzzaman , M. Nycz , R. Obrecht , M. Olson , L. Ou , V. Owen , B. Pandey , V. Pandey , A. Papadopoulou , S. Park , M. Patsyuk , S. Paul , G. G. Petratos , E. Piasetzky , R. Pomatsalyuk , S. Premathilake , A. J. R. Puckett , V. Punjabi , R. Ransome , M. N. H. Rashad , P. E. Reimer , S. Riordan , J. Roche , F. Sammarruca , N. Santiesteban , B. Sawatzky , E. P. Segarra , B. Schmookler , A. Shahinyan , S. Širch , N. Sparveris , T. Su , R. Suleiman , H. Szumila-Vance , A. S. Tadepalli , L. Tang , W. Tireman , F. Tortorici , G. Urciuoli , M. Viviani , L. B. Weinstein , B. Wojtsekhowski , S. Wood , Z. H. Ye , Z. Y. Ye , J. Zhang

Transverse hadron spectra from proton-proton, proton-nucleus and nucleus-nucleus collisions from 2 AGeV to 21.3 ATeV are investigated within two independent transport approaches (HSD and UrQMD). For central Au+Au (Pb+Pb) collisions at…

High Energy Physics - Phenomenology · Physics 2009-11-11 M. Bleicher , E. Bratkovskaya , S. Vogel , X. Zhu

The contribution to the nuclear transverse response function R_T arising from two particle-two hole (2p-2h) states excited through the action of electromagnetic meson exchange currents (MEC) is computed in a fully relativistic framework.…

Nuclear Theory · Physics 2009-11-10 A. De Pace , M. Nardi , W. M. Alberico , T. W. Donnelly , A. Molinari

K$^+$--nucleus quasielastic cross sections measured for a laboratory kaon beam momentum of 705 MeV/$c$ are presented for 3--momentum transfers of 300 and 500 MeV/$c$. The measured differential cross sections for C, Ca and Pb at 500 MeV/$c$…

Anisotropic transverse flow is one of the most important observables in the study of ultra-relativistic nucleus-nucleus collisions. Detector acceptance non-uniformity in the transverse plane introduces substantial bias in the flow analysis…

High Energy Physics - Experiment · Physics 2017-12-29 Oleg Golosov , Ilya Selyuzhenkov , Evgeny Kashirin

The proportionality between differential cross sections at vanishing linear momentum transfer and Gamow-Teller transition strength, expressed in terms of the \textit{unit cross section} ($\hat{\sigma}_{GT}$) was studied as a function of…

Recently, the monopole transition form factor of the electron-scattering excitation of the 0^+_2 state (E_x=20.21 MeV) of the 4He nucleus was observed over a broad momentum transfer range (0.5 < q^2 < 5.0 fm^-2) with dramatically improved…

Nuclear Theory · Physics 2023-08-02 Masayasu Kamimura
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