{
  "annotation_id": "f21381d2-3eb8-4d84-be92-9d86b8a581ca",
  "date_created": "2026-03-02T18:01:52.418000Z",
  "date_modified": "2026-03-02T18:01:52.418000Z",
  "file_hash": "dd9087a2dabe66aa3ba630a1005bd81cf8434d3aa640fd14fd1d6aa21f550039",
  "private": false,
  "record": {
    "abstract": "Interest in lossless nonlinearities has focussed on the the dispersive\nproperties of $\\Lambda $ systems under conditions of electromagnetically\ninduced transparency (EIT). We generalize the lambda system by introducing\nfurther degenerate states to realize a `Chain $ \\Lambda $\u0027 atom where multiple\ncoupling of the probe field significantly enhances the intensity dependent\ndispersion without compromising the EIT condition.",
    "arxiv_id": "quant-ph/0209067",
    "authors": [
      "Andrew D. Greentree",
      "Derek Richards",
      "J. A. Vaccaro",
      "A. V. Durrant",
      "S. R. de Echaniz",
      "D. M. Segal",
      "J. P. Marangos"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevA.67.023818",
    "journal_ref": "Phys. Rev. A 67, 023818 (2002)",
    "title": "Intensity-dependent dispersion under conditions of electromagnetically   induced transparency in coherently prepared multi-state atoms",
    "url": "https://arxiv.org/abs/quant-ph/0209067"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "6e629213-b269-4e4f-a31d-cac951ee1284",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}