{
  "annotation_id": "0f6f6a14-87d8-4f8e-a3b5-3aa3142c9a8c",
  "date_created": "2026-03-02T18:01:38.922000Z",
  "date_modified": "2026-03-02T18:01:38.922000Z",
  "file_hash": "ac43c4483aed39910cdd857235d2cf864c02dccaa9a70a376efbf5a5596a7934",
  "private": false,
  "record": {
    "abstract": "We present a tomographic method for the reconstruction of the full entangled\nquantum state for the cyclotron and spin degrees of freedom of an electron in a\nPenning trap. Numerical simulations of the reconstruction of several\nsignificant quantum states show that the method turns out to be quite accurate.",
    "arxiv_id": "quant-ph/0007076",
    "authors": [
      "Michol Massini",
      "Mauro Fortunato",
      "Stefano Mancini",
      "Paolo Tombesi",
      "David Vitali"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1088/1367-2630/2/1/320",
    "journal_ref": "New Journal of Physics 2, 20.1 (2000)",
    "title": "Schroedinger-Cat Entangled State Reconstruction in the Penning Trap",
    "url": "https://arxiv.org/abs/quant-ph/0007076"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "60dee40d-0d88-487d-8105-4150c79ed70c",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}