{
  "annotation_id": "ac477358-7696-4a8c-9d63-1c3b106f1039",
  "date_created": "2026-03-02T18:02:03.311000Z",
  "date_modified": "2026-03-02T18:02:03.311000Z",
  "file_hash": "d6a494e55d002a0a3a2a872f32fcb4df8f7a4fe2f708339a862b64feb9444a47",
  "private": false,
  "record": {
    "abstract": "We study thermal entanglement in some low-dimensional Heisenberg models. It\nis found that in each model there is a critical temperature above which thermal\nentanglement is absent.",
    "arxiv_id": "quant-ph/0401015",
    "authors": [
      "Hongchen Fu",
      "Allan I Solomon",
      "Xiaoguang Wang"
    ],
    "categories": [
      "quant-ph"
    ],
    "journal_ref": "In \"Group 24; Physical and Mathematical Aspects of Symmetries\",\n  Published by Institute of Physics, Conference Series 173, (2003) 535",
    "title": "Critical temperature for entanglement transition in Heisenberg models",
    "url": "https://arxiv.org/abs/quant-ph/0401015"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "2e07ef29-e4a0-45d0-931a-bd609200eb2d",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}