{
  "annotation_id": "097b5cac-ecde-4942-9c84-049bbf782a91",
  "date_created": "2026-03-02T18:01:24.658000Z",
  "date_modified": "2026-03-02T18:01:24.658000Z",
  "file_hash": "3f299d46fec3345ddf0871cade0294acb757aab222656ae31d377ab2ed2a8838",
  "private": false,
  "record": {
    "abstract": "The stability of Coulombic systems containing positrons are investigated by\nthe stochastic variational method. The existence of several new exotic atoms\nare predicted, including HPse+, LiPs2e+, or (H-,Ps2). Similar systems\n(replacing the positrons by holes) might be observed in semiconductors.",
    "arxiv_id": "physics/9911026",
    "authors": [
      "Kalman Varga"
    ],
    "categories": [
      "physics.atom-ph",
      "astro-ph",
      "cond-mat",
      "physics.chem-ph"
    ],
    "doi": "10.1103/PhysRevLett.83.5471",
    "title": "Multipositronic systems",
    "url": "https://arxiv.org/abs/physics/9911026"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "3a530dc7-66c9-4586-865b-f7ae27f9688a",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}