{
  "annotation_id": "ca2af25f-eb29-4108-8173-c737389b8d09",
  "date_created": "2026-03-02T18:02:06.145000Z",
  "date_modified": "2026-03-02T18:02:06.145000Z",
  "file_hash": "a436383c24c9620ea3ccae29d26c947ad20842c4f981bfaa0e95a4a1d2ac4dc0",
  "private": false,
  "record": {
    "abstract": "A kinematic approach to the geometric phase for mixed quantal states in\nnonunitary evolution is proposed. This phase is manifestly gauge invariant and\ncan be experimentally tested in interferometry. It leads to well-known results\nwhen the evolution is unitary.",
    "arxiv_id": "quant-ph/0405092",
    "authors": [
      "D. M. Tong",
      "E. Sj\u00f6qvist",
      "L. C. Kwek",
      "C. H. Oh"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevLett.93.080405",
    "journal_ref": "Phys. Rev. Lett. 93, 080405 (2004)",
    "title": "Kinematic approach to the mixed state geometric phase in nonunitary   evolution",
    "url": "https://arxiv.org/abs/quant-ph/0405092"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "4d39b43d-6cb4-4dc0-96a1-5ee3b33547eb",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}