The application of first order many-body theory to the calculation of the differential and integral cross sections for the electron impact excitation of the 21S, 21P, 23S, 23P states of helium
1974 ◽
Vol 7
(13)
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pp. 1719-1733
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1978 ◽
Vol 11
(7)
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pp. L237-L242
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1994 ◽
Vol 27
(11)
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pp. L265-L269
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1999 ◽
Vol 492
(1-3)
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pp. 45-51
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2006 ◽
Vol 39
(6)
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pp. 1547-1561
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