{
  "annotation_id": "8e793b95-5e6d-4603-972e-beb524346e8b",
  "date_created": "2026-03-02T18:00:45.957000Z",
  "date_modified": "2026-03-02T18:00:45.957000Z",
  "file_hash": "fe24d21a1cdd5d239a7ab35f384e98ca20c7eb4e91106cf79c5b44e8e026fe3d",
  "private": false,
  "record": {
    "abstract": "The first operation of GEM gas gain elements in negative ion gas mixtures is\nreported. Gains up to several thousand were obtained from single-stage GEMs in\ncarbon disulfide vapor at low pressure, and in mixtures of carbon disulfide\nwith Argon and Helium, some near 1 bar total pressure.",
    "arxiv_id": "physics/0310124",
    "authors": [
      "J. Miyamoto",
      "I. Shipsey",
      "C. J. Martoff",
      "M. Katz-Hyman",
      "R. Ayad",
      "G. Bonvicini",
      "A. Schreiner"
    ],
    "categories": [
      "physics.ins-det"
    ],
    "doi": "10.1016/j.nima.2004.02.018",
    "title": "GEM Operation in Negative Ion Drift Gas Mixtures",
    "url": "https://arxiv.org/abs/physics/0310124"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "a5081956-bc94-4d4e-ac15-1de5118a0970",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}