{
  "annotation_id": "658c8ac5-b3c1-43e4-9413-22d52584d4bd",
  "date_created": "2026-03-02T18:00:32.255000Z",
  "date_modified": "2026-03-02T18:00:32.255000Z",
  "file_hash": "3aa2bc732963a02fa4be1b28d7bd61cf4e8f42520229064ce4936e6df9fb949d",
  "private": false,
  "record": {
    "abstract": "The strong asymmetry in charge distribution supporting a single\nnon-interacting spatial needle soliton in a paraelectric photorefractive is\ndirectly observed by means of electroholographic readout. Whereas in trapping\nconditions a quasi-circular wave is supported, the underlying double-dipolar\nstructure can be made to support two distinct propagation modes.",
    "arxiv_id": "physics/0012028",
    "authors": [
      "Eugenio DelRe",
      "Alessandro Ciattoni",
      "Aharon J. Agranat"
    ],
    "categories": [
      "physics.optics"
    ],
    "doi": "10.1364/OL.26.000908",
    "title": "Anisotropic charge displacement supporting isolated photorefractive   optical needles",
    "url": "https://arxiv.org/abs/physics/0012028"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "395a8243-56ff-46b3-9cc0-bff0f7e7f681",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}