[ { "short-name" { "source-value" [ "fcc" ] } "a" { "si-unit" "m" "source-unit" "angstrom" "si-value" 5.41943528652e-10 "source-value" 5.41943528652 } "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" 5887015489.48 "source-std-uncert-value" 0.00183398268121 "source-value" 5.88701548948 } "space-group" { "source-value" "Fm-3m" } "excess" { "si-unit" "kg / m s^2" "source-unit" "GPa" "si-value" 83316700.02070001 "source-std-uncert-value" 0.00259364318091 "source-value" 0.0833167000207 } "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 ] ] } "c12" { "si-unit" "kg / m s^2" "source-unit" "GPa" "si-value" 5720289402.599999 "source-std-uncert-value" 0.00518728636183 "source-value" 5.7202894026 } "c11" { "si-unit" "kg / m s^2" "source-unit" "GPa" "si-value" 7322056968.67 "source-std-uncert-value" 0.00733593072482 "source-value" 7.32205696867 } "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" [ "Na" "Na" "Na" "Na" ] } "instance-id" 1 } { "short-name" { "source-value" [ "fcc" ] } "a" { "si-unit" "m" "source-unit" "angstrom" "si-value" 5.41943528652e-10 "source-value" 5.41943528652 } "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" 6254211924.62 "source-std-uncert-value" 0.00423540157873 "source-value" 6.25421192462 } "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/bulk-modulus-isothermal-cubic-crystal-npt" "space-group" { "source-value" "Fm-3m" } "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 ] ] } "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" [ "Na" "Na" "Na" "Na" ] } "instance-id" 2 } ]