Abstract
The many-channel quantum defect method has been used for the calculation of the photoionization cross section of ground-state nitrogen atoms in the dipole length approximation. The calculations couple three channels corresponding to the 2s 2 2p 2 and 2s2p 3 configurations of the residual ion. The results obtained are in agreement with experiment for the energy region between the ionization limit and 1 rydberg unit beyond.
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This work was carried out using computer time granted by the Deutsche Forschungsgemeinschaft. I would like to thank Prof. Dr. D. Schlüter for stimulating this work and many helpful discussions.
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Hempe, K. Photoionization cross section of atomic nitrogen calculated by the many-channel quantum defect method. Z Physik A 284, 247–251 (1978). https://doi.org/10.1007/BF01406793
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DOI: https://doi.org/10.1007/BF01406793