Signature of a strong coupling with the continuum in 11Be + 120Sn scattering at the Coulomb barrier

L. Acosta; M. A. G. Álvarez; M. V. Andrés; M. J. G. Borge; M. Cortés; J. M. Espino; D. Galaviz; J. Gómez-Camacho; A. Maira; I. Martel; A. M. Moro; I. Mukha; F. Pérez-Bernal; E. Reillo; D. Rodríguez; K. Rusek; A. M. Sánchez-Benítez; O. Tengblad

doi:10.1140/epja/i2009-10822-6

2021 Impact factor 3.131

Hadrons and Nuclei

This article has an erratum: [https://doi.org/10.1140/epja/i2009-10844-0]

Eur. Phys. J. A (2009) 42: 461-464
https://doi.org/10.1140/epja/i2009-10822-6

Regular Article - Experimental Physics

Signature of a strong coupling with the continuum in ¹¹Be + ¹²⁰Sn scattering at the Coulomb barrier

L. Acosta¹^*, M. A. G. Álvarez²^,5, M. V. Andrés², M. J. G. Borge³, M. Cortés³, J. M. Espino², D. Galaviz³, J. Gómez-Camacho²^,5, A. Maira³, I. Martel¹, A. M. Moro², I. Mukha², F. Pérez-Bernal¹, E. Reillo³, D. Rodríguez¹, K. Rusek⁴, A. M. Sánchez-Benítez¹ and O. Tengblad³

¹ Departamento de Física Aplicada, Universidad de Huelva, E-21071, Huelva, Spain
² Departamento de Física Atómica Molecular y Nuclear, Universidad de Sevilla, E-41080, Sevilla, Spain
³ Instituto de Estructura de la Materia, CSIC, Madrid, E-28006, Madrid, Spain
⁴ The Andrzej Sołtan Institute for Nuclear Studies, 00-681, Warsaw, Poland
⁵ Centro Nacional de Aceleradores, Universidad de Sevilla-CSIC-Junta de Andalucía, E-41092, Sevilla, Spain

^* e-mail: luis.acosta@dfa.uhu.es

Received: 30 December 2008
Revised: 23 April 2009
Accepted: 6 May 2009
Published online: 10 June 2009

Abstract

The angular distribution for ¹¹Be + ¹²⁰Sn quasielastic scattering at E _lab = 32 MeV was measured at REX-ISOLDE, CERN. The interpretation of the data in terms of coupled-channel calculations suggests a strong coupling with the p -states lying in the continuum.

© SIF, Springer-Verlag Berlin Heidelberg, 2009