[
    {
        "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" [
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni"
            ]
        } 
        "a" {
            "source-value" 3.5213917568326 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.5213917568326e-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" 260.8681497331234 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335930725233081 
            "si-unit" "kg / m s^2" 
            "si-value" 260868149733.1234
        } 
        "c12" {
            "source-value" 148.34685404829364 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0051872863619974565 
            "si-unit" "kg / m s^2" 
            "si-value" 148346854048.2936
        } 
        "c44" {
            "source-value" 112.08305682540599 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339826813846105 
            "si-unit" "kg / m s^2" 
            "si-value" 112083056825.406
        } 
        "excess" {
            "source-value" 1.0265270115423075e-05 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 10265.27011542307
        }
    } 
    {
        "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" [
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni"
            ]
        } 
        "a" {
            "source-value" 3.5213917568326 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 3.5213917568326e-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" 185.85395260990356 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401578899219 
            "si-unit" "kg / m s^2" 
            "si-value" 185853952609.9036
        }
    }
]