{
  "domain": "chemistry-materials",
  "topics": [
    "computational-chemistry",
    "quantum-information"
  ],
  "type": "algorithm",
  "cover": {
    "motif": "atom"
  },
  "benchmark": {
    "task": "Find the lowest variational energy of the [4Fe-4S] (54e, 36o) Hamiltonian",
    "metric": {
      "name": "Variational energy (Eh)",
      "better": "lower"
    },
    "baseline": {
      "name": "TrimCI_202511_6e7 on 4fe_4s_54e_36o (issue #58)",
      "score": -327.175
    }
  },
  "source": {
    "key": "quantum-advantage",
    "name": "Quantum Advantage Tracker",
    "url": "https://github.com/quantum-advantage-tracker/quantum-advantage-tracker.github.io/tree/main/data/variational-problems/hamiltonians/4fe_4s",
    "id": "4fe_4s_54e_36o",
    "curator": "Quantum Advantage Tracker reviewers (IBM, Flatiron Institute, BlueQubit, Algorithmiq and others)",
    "poser": "IBM and RIKEN (tracker instance); active space from Li and Chan (2017)",
    "status": "baseline benchmark",
    "as_of": "2026-10-20",
    "catalog": "0521c19bbd38"
  }
}