{
  "annotation_id": "57eea5bd-fed6-4e2e-87b4-8c34d9c72c3e",
  "date_created": "2026-03-02T18:02:07.102000Z",
  "date_modified": "2026-03-02T18:02:07.102000Z",
  "file_hash": "cbbc2ad93c7c090718ed52a6b27667ca5f8db2f41b66aecac4f52ad8409d0648",
  "private": false,
  "record": {
    "abstract": "We study Hamiltonian systems with point interactions and give a systematic\ndescription of the corresponding boundary conditions and the spectrum\nproperties for self-adjoint, PT-symmetric systems and systems with real\nspectra. The integrability of one dimensional many body systems with these\nkinds of point (contact) interactions are investigated for both bosonic and\nfermionic statistics.",
    "arxiv_id": "quant-ph/0402185",
    "authors": [
      "Shao-Ming Fei"
    ],
    "categories": [
      "quant-ph"
    ],
    "doi": "10.1023/B:CJOP.0000014366.93476.92",
    "journal_ref": "Czech J. Phys. 54(2004)43-49",
    "title": "Exactly Solvable Many-Body Systems and Pseudo-Hermitian Point   Interactions",
    "url": "https://arxiv.org/abs/quant-ph/0402185"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "3d911bdd-6a5a-46b6-8335-ea6f423d3e27",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}