[
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "instance-id" 1 
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "species" {
            "source-value" [
                "N" 
                "N"
            ]
        } 
        "a" {
            "source-value" 1.562979444861412 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 1.562979444861412e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "space-group" {
            "source-value" "Im-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" 46220.15638886101 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.007335930800096342 
            "si-unit" "kg / m s^2" 
            "si-value" 46220156388861.01
        } 
        "c12" {
            "source-value" 56432.49470814559 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.005187286426826042 
            "si-unit" "kg / m s^2" 
            "si-value" 56432494708145.59
        } 
        "c44" {
            "source-value" 56494.719283926184 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0018339827732265033 
            "si-unit" "kg / m s^2" 
            "si-value" 56494719283926.19
        } 
        "excess" {
            "source-value" 30.301987578702512 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.0025936431809307453 
            "si-unit" "kg / m s^2" 
            "si-value" 30301987578.70251
        }
    } 
    {
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "instance-id" 2 
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "species" {
            "source-value" [
                "N" 
                "N"
            ]
        } 
        "a" {
            "source-value" 1.562979444861412 
            "source-unit" "angstrom" 
            "si-unit" "m" 
            "si-value" 1.562979444861412e-10
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "space-group" {
            "source-value" "Im-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" 53028.381935050726 
            "source-unit" "GPa" 
            "source-std-uncert-value" 0.004235401628594872 
            "si-unit" "kg / m s^2" 
            "si-value" 53028381935050.73
        }
    }
]