{
  "annotation_id": "6597c25f-0b37-4e6d-a941-ba5ea46d2c04",
  "date_created": "2026-03-02T18:02:06.401000Z",
  "date_modified": "2026-03-02T18:02:06.401000Z",
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  "record": {
    "abstract": "We study quantum entanglement in one-dimensional correlated fermionic system.\nOur results show, for the first time, that entanglement can be used to identify\nquantum phase transitions in fermionic systems.",
    "arxiv_id": "quant-ph/0405067",
    "authors": [
      "Shi-Jian Gu",
      "Shu-Sa Deng",
      "You-Quan Li",
      "Hai-Qing Lin"
    ],
    "categories": [
      "quant-ph",
      "cond-mat.str-el"
    ],
    "doi": "10.1103/PhysRevLett.93.086402",
    "journal_ref": "Phys. Rev. Lett 93, 086402 (2004)",
    "title": "Entanglement and quantum phase transition in the extended Hubbard model",
    "url": "https://arxiv.org/abs/quant-ph/0405067"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "5ba482e1-dd8c-4a1a-8c01-e8f7d667620e",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}