{
  "annotation_id": "d9c8b4dc-2faa-4937-bbf2-abaee93f7975",
  "date_created": "2026-03-02T18:02:30.616000Z",
  "date_modified": "2026-03-02T18:02:30.616000Z",
  "file_hash": "f6dd6df7941935afdfb9d7bc25b3ea43666f7f590163a2739437bb7a1a6fad5e",
  "private": false,
  "record": {
    "abstract": "Mermin\u0027s observation [Phys. Rev. Lett. {\\bf 65}, 1838 (1990)] that the\nmagnitude of the violation of local realism, defined as the ratio between the\nquantum prediction and the classical bound, can grow exponentially with the\nsize of the system is demonstrated using two-photon hyper-entangled states\nentangled in polarization and path degrees of freedom, and local measurements\nof polarization and path simultaneously.",
    "arxiv_id": "quant-ph/0608157",
    "authors": [
      "Marco Barbieri",
      "Francesco De Martini",
      "Paolo Mataloni",
      "Giuseppe Vallone",
      "Ad\u00e1n Cabello"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevLett.97.140407",
    "journal_ref": "Phys. Rev. Lett. 97, 140407 (2006)",
    "title": "Enhancing the Violation of the Einstein-Podolsky-Rosen Local Realism by   Quantum Hyper-entanglement",
    "url": "https://arxiv.org/abs/quant-ph/0608157"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "3ffcabee-39d0-42d1-a65f-6ffa761ab714",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}