{ "short-name" { "source-value" [ "bcc" ] } "a" { "si-unit" "m" "source-unit" "angstrom" "si-value" 2.86538232742e-10 "source-value" 2.865382327416844 } "temperature" { "si-unit" "K" "source-unit" "K" "si-value" 0.0 "source-value" 0 } "d-1-2" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" -1.542759756621736e-09 "source-value" -0.96291491 } "d-1-3" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" -6.974024890789556e-10 "source-value" -0.4352844 } "d-2-3" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" -2.885473566851732e-09 "source-value" -1.80097096 } "d-2-5" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 1.127255581638574e-10 "source-value" 0.07035776 } "d-2-4" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 9.580828096848719e-10 "source-value" 0.59798826 } "d-3-3" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 6.453113211510403e-10 "source-value" 0.40277165 } "d-2-2" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 2.336025824193069e-09 "source-value" 1.45803265 } "property-id" "tag:staff@noreply.openkim.org,2016-05-24:property/elastic-constants-first-strain-gradient-isothermal-cubic-crystal-npt" "c44" { "si-unit" "kg / m s^2" "source-unit" "eV/angstrom^3" "si-value" 166755676409.0626 "source-value" 1.0408070761005765 } "d-16-17" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 1.127255581638574e-10 "source-value" 0.07035776 } "d-16-16" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 1.803440061205886e-09 "source-value" 1.12561876 } "d-3-5" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" 9.580828096848719e-10 "source-value" 0.59798826 } "basis-atom-coordinates" { "source-value" [ [ 0 0 0 ] [ 0.5 0.5 0.5 ] ] } "c12" { "si-unit" "kg / m s^2" "source-unit" "eV/angstrom^3" "si-value" 166755676409.0626 "source-value" 1.0408070761005757 } "c11" { "si-unit" "kg / m s^2" "source-unit" "eV/angstrom^3" "si-value" 181431890826.5233 "source-value" 1.132408802321676 } "species" { "source-value" [ "Fe" "Fe" ] } "instance-id" 1 "d-1-1" { "si-unit" "kg m / s^2" "source-unit" "eV/angstrom" "si-value" -4.967672445021422e-09 "source-value" -3.10057729 } }