RADIATIVE DECAY PATHWAYS OF HE($^1$P$^O$) DOUBLY-EXCITED STATES.


M K Odling-Smee$^\ast$, E Sokell$^+$, M A MacDonald$^\sharp$ and P
Hammond$^\ast$

$^\ast$Department of Physics and Astronomy, The University of Manchester M13
9PL, UK
$^+$Laboratoire Collisions Agregats Reactivite (CAR), IRSAMC
Université Paul Sabatier, Toulouse, 31062 France
$^\sharp$Daresbury Laboratory, Daresbury, Warrington WA4 4AD, UK

We have recently reported data showing the existence of radiative decay pathways
of He($^1$P$^o$) doubly-excited states converging on the He$^+$(N=2) ionisation
threshold.  Here we interpret these results in terms of radiative decay to
singly excited states.

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