{
  "annotation_id": "ab5b36fa-cc0f-4fc1-92ba-bc64bfed044d",
  "date_created": "2026-03-02T18:02:20.477000Z",
  "date_modified": "2026-03-02T18:02:20.477000Z",
  "file_hash": "88e50787d1feab112a61f8136f29f57df9bf743c773c64bcf9a03ec0768bb7c3",
  "private": false,
  "record": {
    "abstract": "Based on a real-time measurement of the motion of a single ion in a Paul\ntrap, we demonstrate its electro-mechanical cooling below the Doppler limit by\nhomodyne feedback control (cold damping). The feedback cooling results are well\ndescribed by a model based on a quantum mechanical Master Equation.",
    "arxiv_id": "quant-ph/0509125",
    "authors": [
      "Pavel Bushev",
      "Daniel Rotter",
      "Alex Wilson",
      "Francois Dubin",
      "Christoph Becher",
      "Juergen Eschner",
      "Rainer Blatt",
      "Viktor Steixner",
      "Peter Rabl",
      "Peter Zoller"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1103/PhysRevLett.96.043003",
    "title": "Feedback cooling of a single trapped ion",
    "url": "https://arxiv.org/abs/quant-ph/0509125"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "2a0db49d-71fe-4a8c-a1d9-a266d7856766",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}