{ "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/structure-tetragonal-crystal-npt" "instance-id" 1 "space-group" { "source-value" "P4/nmm" } "basis-atom-coordinates" { "source-value" [ [ 0.5 0 0.251296 ] [ 0 0.5 0.748704 ] [ 0 0.5 0.365278 ] [ 0.5 0 0.634722 ] [ 0 0 0 ] [ 0.5 0.5 0 ] [ 0 0 0.5 ] [ 0.5 0.5 0.5 ] [ 0.5 0 0.865565 ] [ 0 0.5 0.134435 ] ] } "species" { "source-value" [ "Ba" "Ba" "Mg" "Mg" "Mg" "Mg" "Pb" "Pb" "Pb" "Pb" ] } "cauchy-stress" { "source-value" [ 0 0 0 0 0 0 ] "source-unit" "GPa" } "temperature" { "source-value" 0 "source-unit" "K" } "a" { "source-value" 5.02878024 "source-unit" "angstrom" } "c" { "source-value" 12.44114163 "source-unit" "angstrom" } }