{
  "annotation_id": "cbfc364e-bf0f-4ad8-a32a-012fb0e4c4c7",
  "date_created": "2026-03-02T18:01:00.698000Z",
  "date_modified": "2026-03-02T18:01:00.698000Z",
  "file_hash": "38641eb6e3aa5233c75b49a96553b24f88c51eeb66d4b189f1234c2924ca6bf7",
  "private": false,
  "record": {
    "abstract": "We generate double-charge white-light optical vortices by sending a\ncircularly polarized partially incoherent light through an uniaxial crystal. We\nshow that the generated polichromatic vortices are structurally stable, and\ntheir correlation properties can be altered by the beam focusing, resulting in\nchanges of the vortex core visibility.",
    "arxiv_id": "physics/0508072",
    "authors": [
      "Vladlen Shvedov",
      "Wieslaw Krolikowski",
      "Alexander Volyar",
      "Dragomir N. Neshev",
      "Anton S. Desyatnikov",
      "Yuri S. Kivshar"
    ],
    "categories": [
      "physics.optics",
      "physics.gen-ph"
    ],
    "doi": "10.1364/OPEX.13.007393",
    "title": "Focusing and correlation properties of white-light optical vortices",
    "url": "https://arxiv.org/abs/physics/0508072"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "79b64a22-bf82-48bb-8fc9-529bb1e67679",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}