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The nonmesonic weak decay spectra of light hypernuclei have been evaluated in a systematic way. As theoretical framework we adopt the independent particle shell model with three different one-meson-exchange transition potentials. Good…

Nuclear Theory · Physics 2014-07-18 Franjo Krmpotić

We clarify under what circumstances the nucleon--nucleon final state interaction fixes the energy dependence of the total cross--section for the reaction $NN \to NNx$ close to production threshold, where $x$ can be any meson whose…

Nuclear Theory · Physics 2009-10-31 C. Hanhart , K. Nakayama

Final State Interactions effects are discussed in the context of Monte Carlo simulations of neutrino-nucleus interactions. A role of Formation Time is explained and several models describing this effect are compared. Various observables…

Nuclear Theory · Physics 2013-05-30 Tomasz Golan , Cezary Juszczak , Jan T. Sobczyk

We calculate the $E1$ breakup of the $2n$ halo nucleus $^{11}$Li in Halo Effective Field Theory (Halo EFT) at leading order. In Halo EFT, $^{11}$Li is treated as a three-body system of a $^{9}$Li core and two neutrons. We present a detailed…

Nuclear Theory · Physics 2023-02-08 Matthias Göbel , Bijaya Acharya , Hans-Werner Hammer , Daniel R. Phillips

The effects of the final state interaction in slow proton production in semi inclusive deep inelastic scattering processes off nuclei, A(e,e'p)X, are investigated in details within the spectator and target fragmentation mechanisms; in the…

Nuclear Theory · Physics 2009-12-14 V. Palli , C. Ciofi degli Atti , L. P. Kaptari , C. B. Mezzetti , M. Alvioli

Calculations of two-step rescattering and pion emission for the 12C(e,e'p) reaction at very large missing energies and momenta are compared with recent data from TJNAF. For parallel kinematics, final state interactions are strongly reduced…

Nuclear Theory · Physics 2009-11-11 C. Barbieri

A model for the p d --> p d eta reaction published earlier, including the final state interaction (FSI) of all particles, is revisited to investigate the low energy data on this reaction. The three body problem of p-d-eta scattering in the…

Nuclear Theory · Physics 2009-11-23 N. J. Upadhyay , B. K. Jain , K. P. Khemchandani , N. G. Kelkar

The non-mesonic weak decay of $\Lambda$-hypernuclei is studied within a microscopic diagrammatic approach which includes, for the first time, the effect or the $\Delta$-baryon resonance. We adopt a nuclear matter formalism extended to…

Nuclear Theory · Physics 2015-06-05 E. Bauer , G. Garbarino

The ratio N_{nn}/N_{np} between the number of neutron-neutron and neutron--proton pairs emitted in the non--mesonic weak decay of \Lambda-hypernuclei is calculated within a nuclear matter formalism extended to ^{12}_{Lambda}C via the local…

Nuclear Theory · Physics 2015-05-18 E. Bauer , G. Garbarino

A model is presented to describe electromagnetically induced two-nucleon emission processes in a shell-model picture. Distortions in the outgoing nucleon waves are accounted for by performing a partial-wave expansion in a real mean-field…

Nuclear Theory · Physics 2009-10-22 J. Ryckebusch , M. Vanderhaeghen , L. Machenil , M. Waroquier

We performed a coincidence measurement of two nucleons emitted from the nonmesonic weak decay (NMWD) of ^{5}_{\Lambda}He formed via the ^{6}Li(\pi^+,K^+) reaction. The energies of two nucleons and the pair number distributions in the…

We quantitatively study the percentage of fake events present in CCQE and CCRes interactions and the impact of final state interactions on the neutrino oscillation parameters at Dune. Resonance interaction will be the most dominant…

High Energy Physics - Phenomenology · Physics 2019-01-17 Sabeeha Naaz , Anupam Yadav , Jyotsna Singh , R. B. Singh

We consider the scattering of high energy leptons off bound atomic electrons focusing primarily on final state interactions i.e., the exchange of virtual photons between the outgoing energetic electron, and the heavy residual charged…

High Energy Physics - Phenomenology · Physics 2024-08-01 Ryan Plestid , Mark B. Wise

We study the role of low momentum transfer (soft) interactions between high-transverse momentum heavy particles and beam remnants (spectators) in hadronic collisions. Such final-state interactions are power suppressed for single-particle…

High Energy Physics - Phenomenology · Physics 2013-05-30 Alexander Mitov , George Sterman

An overview is given of the study of final state interactions in hadronically decaying W pairs produced in e^+e^--collisions as it is performed by the four LEP experiments. Bose-Einstein correlations are investigated by comparing like- with…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Dierckxsens

The production of $\eta$ mesons in $NN$ collisions in the near threshold region is analyzed with special emphasis on the role of final state interaction which is calculated using three-body scattering theory. The three-body aspects are…

Nuclear Theory · Physics 2009-11-10 A. Fix , H. Arenhoevel

In nuclear physics, it is well known that the electromagnetic (Coulomb) interaction between final state products can drastically effect particle reaction rates. Near thresholds, for example, nuclear alpha decay is suppressed while nuclear…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Castellani , S. Reucroft , Y. N. Srivastava , J. Swain , A. Widom

A modified Gersch-Rodriguez formalism describing the leading Final State Effects in the high momentum transfer response of low concentration $^3$He-$^4$He mixtures is presented and discussed. The leading corrections to the Impulse…

Soft Condensed Matter · Physics 2009-10-31 F. Mazzanti

We present a quantitative demonstration that, without additional theoretical and experimental efforts, realistic variations in final-state-interaction (FSI) modeling may alter reconstructed neutrino-energy spectra at next-generation…

High Energy Physics - Experiment · Physics 2026-04-21 Yinrui Liu , Laura Munteanu , Stephen Dolan

The effects of the final state interaction on the production of slow protons in semi-inclusive deep-inelastic lepton scattering off nuclei is considered within the spectator mechanism and a realistic approach in which the rescattering in…

Nuclear Theory · Physics 2008-11-26 M. Alvioli , C. Ciofi degli Atti , V. Palli