{
  "annotation_id": "43427443-0258-413f-8606-c9b81b903c98",
  "date_created": "2026-03-02T18:02:19.954000Z",
  "date_modified": "2026-03-02T18:02:19.954000Z",
  "file_hash": "1b1bd7db22c76a8efa9bd3409aee9eafa5804e22dbc6b413531dc91be1c9024a",
  "private": false,
  "record": {
    "abstract": "We suggest a scheme to reconstruct the covariance matrix of a two-mode state\nusing a single homodyne detector plus a polarizing beam splitter and a\npolarization rotator. It can be used to fully characterize bipartite Gaussian\nstates and to extract relevant informations on generic states.",
    "arxiv_id": "quant-ph/0509180",
    "authors": [
      "Virginia D\u0027Auria",
      "Alberto Porzio",
      "Salvatore Solimeno",
      "Stefano Olivares",
      "Matteo G. A. Paris"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1088/1464-4266/7/12/044",
    "journal_ref": "J. Opt. B: Quantum and Semiclass. Opt. 7, S750 (2005)",
    "title": "Characterization of bipartite states using a single homodyne detector",
    "url": "https://arxiv.org/abs/quant-ph/0509180"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "bbf0e50c-38cf-4ac1-b18c-efce9f426ec3",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}