{
  "annotation_id": "b33f03a9-f669-4ff0-94d7-4a8139f110f6",
  "date_created": "2026-03-02T18:01:21.419000Z",
  "date_modified": "2026-03-02T18:01:21.419000Z",
  "file_hash": "2f54fcea58f9b0bd824f4cb1b78048e7203e17f946301100b1e19272b3b5bcb1",
  "private": false,
  "record": {
    "abstract": "We show how, beginning with the Fokker--Planck equation for electrons\nemitting synchrotron radiation in a storage ring, the corresponding equation\nfor spin motion can be constructed. This is an equation of the Bloch type for\nthe polarisation density.",
    "arxiv_id": "physics/9901045",
    "authors": [
      "K. Heinemann",
      "D. P. Barber"
    ],
    "categories": [
      "physics.acc-ph",
      "cond-mat",
      "physics.class-ph",
      "quant-ph"
    ],
    "doi": "10.1016/S0168-9002(01)00276-5",
    "journal_ref": "Nucl.Instrum.Meth.A463:62-67,2001; Erratum-ibid.A469:294,2001",
    "title": "Spin transport, spin diffusion and Bloch equations in electron storage   rings",
    "url": "https://arxiv.org/abs/physics/9901045"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "117d52ba-eaa5-4f44-b4e3-e82510857b95",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}