[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "fcc"
            ]
        } 
        "species" {
            "source-value" [
                "Fe" 
                "Fe" 
                "Fe" 
                "Fe"
            ]
        } 
        "a" {
            "source-value" 3.658364400267601 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.658364400267601e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fm-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "c11" {
            "source-value" 68.01217656261903 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0073359307249189366 
            "si-unit" "kg / m s^2" 
            "si-value" 68012176562.61903
        } 
        "c12" {
            "source-value" 40.32190759359307 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286361873032 
            "si-unit" "kg / m s^2" 
            "si-value" 40321907593.59307
        } 
        "c44" {
            "source-value" 9.65331482142867 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826812177626 
            "si-unit" "kg / m s^2" 
            "si-value" 9653314821.42867
        } 
        "excess" {
            "source-value" 2.5165055224842425e-09 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 2.516505522484243
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "fcc"
            ]
        } 
        "species" {
            "source-value" [
                "Fe" 
                "Fe" 
                "Fe" 
                "Fe"
            ]
        } 
        "a" {
            "source-value" 3.658364400267601 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.658364400267601e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fm-3m"
        } 
        "temperature" {
            "source-value" 0 
            "source-unit" "K" 
            "si-unit" "K" 
            "si-value" 0.0
        } 
        "cauchy-stress" {
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ] 
            "source-unit" "GPa" 
            "si-unit" "kg / m s^2" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ]
        } 
        "isothermal-bulk-modulus" {
            "source-value" 49.551997249935056 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0042354015787710335 
            "si-unit" "kg / m s^2" 
            "si-value" 49551997249.93506
        }
    }
]