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Measured wavelengths of a number of highly ionized atoms are reported. These include the 3s23p–3s3p2 and 3s23p–3s23d transitions in the aluminum isoelectronic sequence of Zn xviii, Ge xx, Se xxii, Zr xxviii, Mo xxx, and Ag xxxv; several transitions in the n = 2 shell of Zn xxii, Zn xxiii, and Zn xxiv; and the resonance and intercombination lines of Ag xxxvi–Ag xxxvii and of Ge xxix–Ge xxx.
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Hinnov et al. (1986) studied this question.
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