autojonizim

autojonizim

A phenomenon occurring when a discrete double-excitation state of an atom lies in the ground-state continuum. In the autoionization process one of the excited electrons is ejected, leaving the ion in an excited state (see dielectronic recombination; see also Auger effect). (also called pre-ionization.)

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Industry/Domain: Astronomy
Category: General astronomy
Company: Caltech
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