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The O(2.1) algebra and the electron green function in a Coulomb field

✍ Scribed by A.I. Mil'shtein; V.M. Strakhovenko


Publisher
Elsevier Science
Year
1982
Tongue
English
Weight
294 KB
Volume
90
Category
Article
ISSN
0375-9601

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πŸ“œ SIMILAR VOLUMES


Delta-function contributions in the calc
✍ Aage E. Hansen; E. NΓΈrby Svendsen πŸ“‚ Article πŸ“… 1970 πŸ› Elsevier Science 🌐 English βš– 304 KB

The operntor associated with the so-called "time derivative of the dipole acceleration" foorm;rlntloa of the oscillator strength has previously been found to be imalid for escitations to or from s-orbitats. It is shown that the use of n cut-off Coutomb potential teads to contributions of delta func