ELECTRON IMPACT EXCITATION CROSS SECTION
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ANDY M. SAMSON; KEITH A. BERRINGTON
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Article
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2001
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Elsevier Science
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English
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New R-matrix calculations are presented for electron excitation of atomic calcium. The target state expansion includes 22 states: 4s 2 1 S; 4snl 1,3 L, where nl is 3d, 4p, 5s, 5p, 4d and 4 f ; 3d4p 1,3 P, D, F; and 4 p 2 3 P, 1 D, 1 S terms. The calculation is in L S coupling, and configuration inte