[
    {
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "a" {
            "si-unit" "m" 
            "source-unit" "angstrom" 
            "si-value" 3.32406792045e-10 
            "source-value" 3.32406792045
        } 
        "temperature" {
            "si-unit" "K" 
            "source-unit" "K" 
            "si-value" 0.0 
            "source-value" 0
        } 
        "property-id" "tag:staff@noreply.openkim.org,2014-05-21:property/elastic-constants-isothermal-cubic-crystal-npt" 
        "c44" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" 2672644990060.0 
            "source-std-uncert-value" 0.0018339826855555197 
            "source-value" 2672.6449900618086
        } 
        "space-group" {
            "source-value" "Im-3m"
        } 
        "excess" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" 1433522355.64 
            "source-std-uncert-value" 0.00259364318091412 
            "source-value" 1.433522355635672
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "c12" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" 2669701234080.0 
            "source-std-uncert-value" 0.005187286364901575 
            "source-value" 2669.701234083865
        } 
        "c11" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" 2186577114870.0 
            "source-std-uncert-value" 0.007335930728369877 
            "source-value" 2186.5771148749104
        } 
        "cauchy-stress" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ] 
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ]
        } 
        "species" {
            "source-value" [
                "Re" 
                "Re"
            ]
        } 
        "instance-id" 1
    } 
    {
        "short-name" {
            "source-value" [
                "bcc"
            ]
        } 
        "a" {
            "si-unit" "m" 
            "source-unit" "angstrom" 
            "si-value" 3.32406792045e-10 
            "source-value" 3.32406792045
        } 
        "temperature" {
            "si-unit" "K" 
            "source-unit" "K" 
            "si-value" 0.0 
            "source-value" 0
        } 
        "isothermal-bulk-modulus" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" 2508659861010.0 
            "source-std-uncert-value" 0.004235401581083697 
            "source-value" 2508.6598610142137
        } 
        "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" 
        "space-group" {
            "source-value" "Im-3m"
        } 
        "basis-atom-coordinates" {
            "source-value" [
                [
                    0.0 
                    0.0 
                    0.0
                ] 
                [
                    0.5 
                    0.5 
                    0.5
                ]
            ]
        } 
        "cauchy-stress" {
            "si-unit" "kg / m s^2" 
            "source-unit" "GPa" 
            "si-value" [
                0.0 
                0.0 
                0.0 
                0.0 
                0.0 
                0.0
            ] 
            "source-value" [
                0 
                0 
                0 
                0 
                0 
                0
            ]
        } 
        "species" {
            "source-value" [
                "Re" 
                "Re"
            ]
        } 
        "instance-id" 2
    }
]