[ { "short-name" { "source-value" [ "bcc" ] } "a" { "si-unit" "m" "source-unit" "angstrom" "si-value" 2.91027064621e-10 "source-value" 2.91027064621 } "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" 86759319177.09999 "source-std-uncert-value" 0.0018339826813433607 "source-value" 86.75931917706608 } "space-group" { "source-value" "Im-3m" } "excess" { "si-unit" "kg / m s^2" "source-unit" "GPa" "si-value" 14756038.9093 "source-std-uncert-value" 0.0025936431809133026 "source-value" 0.014756038909291109 } "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" 109642076590.0 "source-std-uncert-value" 0.005187286361952876 "source-value" 109.64207658998312 } "c11" { "si-unit" "kg / m s^2" "source-unit" "GPa" "si-value" -24229561254.0 "source-std-uncert-value" 0.00733593072484762 "source-value" -24.229561253961293 } "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" [ "Ni" "Ni" ] } "instance-id" 1 } { "short-name" { "source-value" [ "bcc" ] } "a" { "si-unit" "m" "source-unit" "angstrom" "si-value" 2.91027064621e-10 "source-value" 2.91027064621 } "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" 65018197308.7 "source-std-uncert-value" 0.00423540157880077 "source-value" 65.0181973086683 } "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" [ "Ni" "Ni" ] } "instance-id" 2 } ]