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Published in 2018 at "Physical Review A"
DOI: 10.1103/physreva.97.052704
Abstract: The regularized method of analytic continuation is used to study the low-energy negative ion states of beryllium (configuration 2$s^2\varepsilon p\; ^2P$) and magnesium (configuration 3$s^2\varepsilon p\; ^2P$) atoms. The method applies an additional perturbation potential…
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Keywords:
analytic continuation;
method analytic;
continuation;
resonances investigated ... See more keywords