Two-neutron interferometry as a probe of the nuclear halo

F M Marques, M Labiche, J C Angelique, L Axelsson, B Benoit, U C Bergmann, M J G Borge, W N Catford, S P G Chappell, N M Clarke, G Costa, N Curtis, A D'Arrigo, F D Santos, E D Brennand, O Dorvaux, M Freer, B R Fulton, G Giardina, C GregoriS Grevy, D Guillemaud-Mueller, F Hanappe, B Heusch, B Jonson, C Le Brun, S Leenhardt, M Lewitowicz, K Markenroth, M Motta, A C Mueller, T Nilsson, A Ninane, G Nyman, I Piqueras, K Riisager, M G Saint Laurent, F Sarazin, S M Singer, O Sorlin, L Stuttge

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Abstract

The technique of intensity interferometry is proposed as a probe of the spatial configuration of two-neutron haloes. After exploring the sensitivity of interferometry to the n-n configuration, it is demonstrated that the application of the standard method for constructing the correlation function is not valid for halo neutrons. A new iterative method is presented and applied to measurements of the dissociation of He-6, Li-11 and Be-14. The correlation functions for these systems have thus been extracted for the first time and the corresponding root-mean-square n-n separations estimated. The results are in agreement with the predictions of available three-body models. (C) 2000 Published by Elsevier Science B.V. All rights reserved.

Original languageEnglish
Pages (from-to)219-225
Number of pages7
JournalPhysics Letters B
Volume476
Issue number3-4
Publication statusPublished - 16 Mar 2000

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