beta-delayed particle studies of the halo nucleus Li-11 and its core Li-9
Paper in proceeding, 2008

The beta-decay of Li-11 and its core Li-9 has been revisited with the aim to disentangle the very complex decays from unbound states in the daughters. The decay channels for the states fed by beta-decay in Be-9 are established including the 2.43 MeV state for which the analysis of alpha alpha and n alpha spectra seem to favour direct break-up of the level. For the decay of Li-11 the beta-delayed charged particle spectrum can be explained by the contribution of the 10.6 and 18.2 MeV states. The alpha alpha correlations indicates that decay through resonant He-isotopes are more likely than phase space distributed 5-body break-up.

emission

partial decay branches

1 be-11

information

radioactivity li-11 and li-9 (beta(-)-decay) from ta(p

be-9 deduced levels

decay

states

be-9

x): measured beta-delayed e-alpha and alpha-coincidences

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Published in

AIP Conference Proceedings

0094-243X (ISSN) 1551-7616 (eISSN)

Vol. 1012 p. 193-197 453

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Subject Categories (SSIF 2011)

Subatomic Physics

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Created

10/8/2017