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Final results from an exclusive measurement of the Coulomb breakup of 8B into 7Be+p at 254 A MeV are reported. Energy-differential Coulomb-breakup cross sections are analyzed using a potential model of 8B and first-order perturbation…

The problem of Coulomb breakup in the scattering of a two-body loosely bound projectile by a heavy target is addressed. A basis of transformed harmonic oscillator (THO) wave functions is used to discretize the projectile continuum and to…

Nuclear Theory · Physics 2009-11-11 A. M. Moro , F. Perez-Bernal , J. M. Arias , J. Gomez-Camacho

Reaction theory is an essential ingredient when performing studies of nuclei far from stability. One approach for the calculation of breakup reactions of exotic nuclei into two fragments is to consider inelastic excitations into the single…

Nuclear Theory · Physics 2009-11-11 A. M. Moro , F. M. Nunes

The breakup of the $^{9}$Be projectile on the $^{209}$Bi target at bombarding energies above and near the Coulomb barrier is studied in the adiabatic two-center shell model approach. The effect of $^{9}$Be$% \to $n$+2\alpha $ breakup…

Nuclear Theory · Physics 2009-11-07 A. Diaz-Torres , I. J. Thompson , W. Scheid

Coulomb breakup strengths of 11Li into a three-body 9Li+n+n system are studied in the complex scaling method. We decompose the transition strengths into the contributions from three-body resonances, two-body ``10Li+n'' and three-body…

Nuclear Theory · Physics 2015-06-26 T. Myo , S. Aoyama , K. Kato , K. Ikeda

We study the structure of bound states appearing in systems governed by the Coulomb and short-range interactions. We analyze the binding energies and wave functions of the bound states generated by the Coulomb plus short-range potential. We…

High Energy Physics - Phenomenology · Physics 2026-01-21 Chisato Uno , Tetsuo Hyodo

In nuclear collisions the incident protons generate a Coulomb field which acts on produced charged particles. The impact of these interactions on charged pion transverse-mass and rapidity spectra, as well as on pion-pion momentum…

Nuclear Experiment · Physics 2022-09-21 J. Adamczewski-Musch , O. Arnold , C. Behnke , A. Belounnas , A. Belyaev , J. C. Berger-Chen , A. Blanco , C. Blume , M. Böhmer , P. Bordalo , S. Chernenko , L. Chlad , I. Ciepał , C. Deveaux , J. Dreyer , E. Epple , L. Fabbietti , O. Fateev , P. Filip , P. Fonte , C. Franco , J. Friese , I. Fröhlich , T. Galatyuk , J. A. Garzon , R. Gernhäuser , M. Golubeva , R. Greifenhagen , F. Guber , M. Gumberidze , S. Harabasz , T. Heinz , T. Hennino , S. Hlavac , C. Höhne , R. Holzmann , A. Ierusalimov , A. Ivashkin , B. Kämpfer , T. Karavicheva , B. Kardan , I. Koenig , W. Koenig , M. Kohls , B. W. Kolb , G. Korcyl , G. Kornakov , F. Kornas , R. Kotte , A. Kugler , T. Kunz , A. Kurepin , A. Kurilkin , P. Kurilkin , V. Ladygin , R. Lalik , K. Lapidus , A. Lebedev , S. Linev , L. Lopes , M. Lorenz , T. Mahmoud , L. Maier , A. Malige , A. Mangiarotti , J. Markert , T. Matulewicz , S. Maurus , V. Metag , J. Michel , D. M. Mihaylov , S. Morozov , C. Müntz , R. Münzer , M. Nabroth , L. Naumann , K. Nowakowski , Y. Parpottas , M. Parschau , V. Pechenov , O. Pechenova , O. Petukhov , K. Piasecki , J. Pietraszko , W. Przygoda , K. Pysz , S. Ramos , B. Ramstein , N. Rathod , A. Reshetin , P. Rodriguez-Ramos , P. Rosier , A. Rost , A. Rustamov , A. Sadovsky , P. Salabura , T. Scheib , H. Schuldes , N. Schild , E. Schwab , F. Scozzi , F. Seck , P. Sellheim , I. Selyuzhenkov , J. Siebenson , L. Silva , U. Singh , J. Smyrski , Yu. G. Sobolev , S. Spataro , S. Spies , H. Ströbele , J. Stroth , C. Sturm , K. Sumara , O. Svoboda , M. Szala , P. Tlusty , M. Traxler , H. Tsertos , E. Usenko , V. Wagner , C. Wendisch , M. G. Wiebusch , J. Wirth , Y. Zanevsky , P. Zumbruch

As a model of a neutron halo nucleus we consider a neutron bound to an inert core by a zero range force. We study the breakup of this simple nucleus in the Coulomb field of a target nucleus. In the post-form DWBA (or, in our simple model…

Nuclear Theory · Physics 2007-05-23 Gerhard Baur , Kai Hencken , Dirk Trautmann

New experimental data from the scattering of 6He+208Pb at energies around and below the Coulomb barrier are presented. The yield of breakup products coming from projectile fragmentation is dominated by a strong group of $\alpha$ particles.…

We study a production of Coulomb-assisted $\Sigma^-$-nucleus bound states by nuclear ($K^-$, $\pi^+$) reactions within a distorted-wave impulse approximation, so as to examine several types of the $\Sigma$-nucleus potentials that are…

Nuclear Theory · Physics 2009-11-09 Toru Harada , Yoshiharu Hirabayashi

A study of the kinematics of the $\alpha$-$d$ coincidences in the $^{6}$Li + $^{59}$Co system at a bombarding energy of $E_{lab} = 29.6$ MeV is presented. With exclusive measurements performed over different angular intervals it is possible…

The influence of the nuclear Coulomb field on transverse spectra of $\pi^+$ and $\pi^-$ measured in $Pb+Pb$ reactions at 158 A GeV has been investigated. Pion trajectories are calculated in the field of an expanding fireball. The observed…

Nuclear Theory · Physics 2008-11-26 H. W. Barz , J. P. Bondorf , J. J. Gaardhøje , H. Heiselberg

We examine the momentum dependence of $\bar p$$p$ and $\bar n$$p$ annihilation cross sections by considering the transmission through a nuclear potential and the $\bar p p$ Coulomb interaction. Compared to the $\bar n p$ annihilation cross…

Nuclear Theory · Physics 2016-02-11 Teck-Ghee Lee , Cheuk-Yin Wong

The influence on the fusion process of coupling transfer/breakup channels is investigated for the medium weight $^{6,7}$Li+$^{59}$Co systems in the vicinity of the Coulomb barrier. Coupling effects are discussed within a comparison of…

Nuclear Theory · Physics 2008-11-26 C. Beck , N. Keeley , A. Diaz-Torres

We present in detail a theoretical model for fragmentation reactions of three--body halo nuclei. The different reaction mechanisms corresponding to the different processes are described and discussed. Coulomb and nuclear interactions are…

Nuclear Theory · Physics 2009-11-07 E. Garrido , D. V. Fedorov , A. S. Jensen

We extend a recent study that explained the steep falloff in the fusion cross section at energies far below the Coulomb barrier for the symmetric dinuclear system 64Ni+64Ni to another symmetric system, 58Ni+58Ni, and the asymmetric system…

Nuclear Theory · Physics 2008-11-26 S. Misicu , H. Esbensen

We review the current status of obtaining the spectroscopic information on the one-neutron halo nuclei from the Coulomb breakup reactions. The theory of these reactions formulated in the framework of the Distorted Wave Born Approximation,…

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

Nuclear stopping in heavy ion collisions (HIC) has been studied by means of rapidity distribution and asymmetry of nucleon momentum distribution. It is an important quantity in determining the outcome of a reaction. Fen Fu {\it et al.,}…

Nuclear Theory · Physics 2011-12-15 Anupriya Jain , Suneel Kumar

A recent publication reports that heavy-ion fusion cross sections at extreme subbarrier energies show a continuous change of their logarithmic slope with decreasing energy, resulting in a much steeper excitation function compared with…

Nuclear Theory · Physics 2009-11-10 K. Hagino , N. Rowley , M. Dasgupta

The density functional determining the Coulomb energy of nuclei is calculated to the first order in $e^2$. It is shown that the Coulomb energy includes three terms: the Hartree energy; the Fock energy; and the correlation Coulomb energy…

Nuclear Theory · Physics 2009-11-07 V. R. Shaginyan