{
  "annotation_id": "e80ca304-b588-41ec-bd00-a6751fc38edc",
  "date_created": "2026-03-02T18:01:53.051000Z",
  "date_modified": "2026-03-02T18:01:53.051000Z",
  "file_hash": "8b934869af6f740f2bdb7ea256beeda5197deb7078d946554533fdf77ab55e9f",
  "private": false,
  "record": {
    "abstract": "We study the entanglement of unitary operators on $d_1\\times d_2$ quantum\nsystems. This quantity is closely related to the entangling power of the\nassociated quantum evolutions. The entanglement of a class of unitary operators\nis quantified by the concept of concurrence.",
    "arxiv_id": "quant-ph/0207007",
    "authors": [
      "X. Wang",
      "P. Zanardi"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevA.66.044303",
    "journal_ref": "Phys. Rev A, 66 (2002) 044303",
    "title": "Quantum entanglement of unitary operators on bi-partite systems",
    "url": "https://arxiv.org/abs/quant-ph/0207007"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "ec630db2-a1ec-4f0d-8cef-3f9ecc9c31bd",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}