{
    "mp_code": "mp_4295495057",
    "reduced_formula": "B2Ta1",
    "formula": "TaB2",
    "crystal_system": "Hexagonal",
    "space_group": 191,
    "international": "P6/mmm",
    "number_of_ions": 3,
    "volume": 27.700000,
    "plasma_frequency_xx": 8.713580,
    "plasma_frequency_yy": 8.713580,
    "plasma_frequency_zz": 9.486980,
    "plasma_frequency_xyz": 8.978000,
    "scattering_rate": 0.1
}