[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "diamond"
            ]
        } 
        "species" {
            "source-value" [
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni"
            ]
        } 
        "a" {
            "source-value" 5.251628294587135 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 5.251628294587135e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.25 
                    0.25 
                    0.25
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.25 
                    0.75 
                    0.75
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.75 
                    0.25 
                    0.75
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ] 
                [
                    0.75 
                    0.75 
                    0.25
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fd-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" -811617.1994156647 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335932046974703 
            "si-unit" "kg / m s^2" 
            "si-value" -811617199415664.6
        } 
        "c12" {
            "source-value" 80.99645845939925 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286361919882 
            "si-unit" "kg / m s^2" 
            "si-value" 80996458459.39925
        } 
        "c44" {
            "source-value" -608754.6644041182 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339836728048483 
            "si-unit" "kg / m s^2" 
            "si-value" -608754664404118.2
        } 
        "excess" {
            "source-value" 2.3168874226565955e-06 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809132944 
            "si-unit" "kg / m s^2" 
            "si-value" 2316.887422656595
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "diamond"
            ]
        } 
        "species" {
            "source-value" [
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni" 
                "Ni"
            ]
        } 
        "a" {
            "source-value" 5.251628294587135 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 5.251628294587135e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.25 
                    0.25 
                    0.25
                ] 
                [
                    0.0 
                    0.5 
                    0.5
                ] 
                [
                    0.25 
                    0.75 
                    0.75
                ] 
                [
                    0.5 
                    0.0 
                    0.5
                ] 
                [
                    0.75 
                    0.25 
                    0.75
                ] 
                [
                    0.5 
                    0.5 
                    0.0
                ] 
                [
                    0.75 
                    0.75 
                    0.25
                ]
            ]
        } 
        "space-group" {
            "source-value" "Fd-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" -270485.0688329153 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401833226301 
            "si-unit" "kg / m s^2" 
            "si-value" -270485068832915.3
        }
    }
]