{
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  "date_created": "2026-03-02T18:01:42.694000Z",
  "date_modified": "2026-03-02T18:01:42.694000Z",
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  "record": {
    "abstract": "The purpose of this comment is to clarify two points related to the Dirac\nequation. First, the Lorentz structure of the potential and its connection with\nthe Klein paradox. Second, the connection between the number of space\ndimensions and the number of spinor components.",
    "arxiv_id": "quant-ph/0104124",
    "authors": [
      "Antonio S. de Castro"
    ],
    "categories": [
      "quant-ph",
      "hep-th"
    ],
    "doi": "10.1119/1.1376376",
    "journal_ref": "Am.J.Phys. 69 (2001) 1111-1112",
    "title": "n+1 dimensional Dirac equation and the Klein paradox",
    "url": "https://arxiv.org/abs/quant-ph/0104124"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "6ef6e98c-9ae6-49fa-94a1-ae76a628ee58",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}