{
  "annotation_id": "420662b8-cec6-49b7-acde-2343f343e985",
  "date_created": "2026-03-02T18:00:18.210000Z",
  "date_modified": "2026-03-02T18:00:18.210000Z",
  "file_hash": "9ca6de9abc5d29e55aeb6ebe1bb95d07fde6fed22af862cd94f458eb6b835bf7",
  "private": false,
  "record": {
    "abstract": "The nuclear enhancement observed in inelastic photoproduction of $J/\\Psi$\nshould not be interpreted as evidence for an increased gluon density in nuclei.\nThe nuclear suppression of the production rate due to initial and final state\ninteractions is calculated and a novel two-step color exchange process is\nproposed, which is able to explain the data.",
    "arxiv_id": "nucl-th/9607033",
    "authors": [
      "J. Huefner",
      "B. Z. Kopeliovich",
      "Al. B. Zamolodchikov"
    ],
    "categories": [
      "nucl-th",
      "hep-ph"
    ],
    "doi": "10.1007/s002180050222",
    "journal_ref": "Z.Phys. A357 (1997) 113-120",
    "title": "Inelastic $J/\\Psi$ Photoproduction off Nuclei: Gluon Enhancement or   Double Color Exchange?",
    "url": "https://arxiv.org/abs/nucl-th/9607033"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "86c1ebbe-9557-4e40-a05c-b1ec3adc0db6",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}