{
  "format": "sandboxphysics-ac75-inputs-v1",
  "cosmology": {
    "h": 0.6735837,
    "T0_K": 2.7255,
    "Omega_b": 0.0494142797907188,
    "Omega_cb": 0.31242079216478097,
    "Y_He": 0.245,
    "N_eff": 3.046,
    "note": "Same background numbers as external/HyRec2020/input.dat in CLASS v3.3.4. The 0.06 eV neutrino is treated as massless radiation and helium is left out of the ionized fraction."
  },
  "solver": {"start_z": 1800.0, "end_z": 50.0, "step_in_ln_1_plus_z": 0.0005, "method": "backward-euler", "fudge_factor": 1.14},
  "injection_width_in_ln_1_plus_z": 0.15,
  "injection_cases": [
    {"id": "thermalized", "center_z": 3.0e6, "amplitude": 1.0e-5},
    {"id": "chemical-potential", "center_z": 2.0e5, "amplitude": 3.0e-5},
    {"id": "compton-y", "center_z": 1.5e4, "amplitude": 2.0e-5},
    {"id": "delayed-recombination", "center_z": 1100.0, "amplitude": 5.0e-9},
    {"id": "dark-age-glow", "center_z": 500.0, "amplitude": 1.0e-8}
  ]
}