dorsal/arxiv
View SchemaThe distorted-wave impulse approximation for electron capture into excited states
| Authors | Y. H. Ng, J. F. McCann |
|---|---|
| Categories | |
| ArXiv ID | physics/9705017 |
| URL | https://arxiv.org/abs/physics/9705017 |
Abstract
Total cross sections for electron capture are calculated for collisions of fast protons and alpha-particles with atomic hydrogen. The distorted- wave impulse approximation is applied over the energy range 10-1500 keV/u. State-selective results are given for the 1s, 2s and 2p levels. Both the 'post' and 'prior' forms of the model are calculated and compared with results from other theories and experimental measurements. In general the model performs very well in comparison with experiment over this energy range though discrepancies arise at lower energies.
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"date_created": "2026-03-02T18:01:20.665000Z",
"date_modified": "2026-03-02T18:01:20.665000Z",
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"abstract": "Total cross sections for electron capture are calculated for collisions of\nfast protons and alpha-particles with atomic hydrogen. The distorted- wave\nimpulse approximation is applied over the energy range 10-1500 keV/u.\nState-selective results are given for the 1s, 2s and 2p levels. Both the \u0027post\u0027\nand \u0027prior\u0027 forms of the model are calculated and compared with results from\nother theories and experimental measurements. In general the model performs\nvery well in comparison with experiment over this energy range though\ndiscrepancies arise at lower energies.",
"arxiv_id": "physics/9705017",
"authors": [
"Y. H. Ng",
"J. F. McCann"
],
"categories": [
"physics.atom-ph"
],
"title": "The distorted-wave impulse approximation for electron capture into excited states",
"url": "https://arxiv.org/abs/physics/9705017"
},
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