{
  "annotation_id": "75ce1a65-829b-42cf-b609-fc8f57b8be6f",
  "date_created": "2026-03-02T18:00:17.861000Z",
  "date_modified": "2026-03-02T18:00:17.861000Z",
  "file_hash": "5c079d89f2116f36cf52bafdb7d0e1e8bb81413056a5b2a13026d1f1610dc77f",
  "private": false,
  "record": {
    "abstract": "We re-examine the effects of anti-symmetry on the anti-quarks in the nucleon\nsea arising from gluon exchange and pion exchange between confined quarks.\nWhile the effect is primarily to suppress anti-down relative to anti-up quarks,\nthis is numerically insignificant for the pion terms.",
    "arxiv_id": "nucl-th/9612056",
    "authors": [
      "F. M. Steffens",
      "A. W. Thomas"
    ],
    "categories": [
      "nucl-th",
      "hep-ph"
    ],
    "doi": "10.1103/PhysRevC.55.900",
    "journal_ref": "Phys.Rev.C55:900-908,1997",
    "title": "The Flavor Asymmetry of the Nucleon Sea",
    "url": "https://arxiv.org/abs/nucl-th/9612056"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "feae7f48-8562-4851-9a1c-b0b49e543f97",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}