{
  "annotation_id": "e12b5605-7d4a-41ea-b382-b731c2829ead",
  "date_created": "2026-03-02T18:00:35.869000Z",
  "date_modified": "2026-03-02T18:00:35.869000Z",
  "file_hash": "cc1d4310ff17a55b09d51e20d4f9fbffe7a27a328775c64970c95496f654e4f3",
  "private": false,
  "record": {
    "abstract": "Configuration interaction (CI) calculations in atoms with two valence\nelectrons, carried out in the V(N-2) Hartree-Fock potential of the core, are\ncorrected for core-valence interactions using many-body perturbation theory\n(MBPT). Two variants of the mixed CI+MBPT theory are described and applied to\nobtain energy levels and transition amplitudes for Be, Mg, Ca, and Sr.",
    "arxiv_id": "physics/0111008",
    "authors": [
      "I. M. Savukov",
      "W. R. Johnson"
    ],
    "categories": [
      "physics.atom-ph"
    ],
    "doi": "10.1103/PhysRevA.65.042503",
    "journal_ref": "Phys. Rev. A 65, 042503, 1-7 (2002)",
    "title": "Combined CI+MBPT calculations of energy levels and transition amplitudes   in Be, Mg, Ca, and Sr",
    "url": "https://arxiv.org/abs/physics/0111008"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "971070d1-b864-4289-99f4-4f41f806c029",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}