{ "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/cohesive-potential-energy-hexagonal-crystal" "instance-id" 1 "space-group" { "source-value" "P-62m" } "basis-atom-coordinates" { "source-value" [ [ 0 0.699801 0.5 ] [ 0.300199 0.300199 0.5 ] [ 0.699801 0 0.5 ] [ 0 0.365556 0 ] [ 0.634444 0.634444 0 ] [ 0.365556 0 0 ] [ 0.666667 0.333333 0.327586 ] [ 0.666667 0.333333 0.672414 ] [ 0.333333 0.666667 0.672414 ] [ 0.333333 0.666667 0.327586 ] [ 0 0 0.829456 ] [ 0 0 0.170544 ] ] } "species" { "source-value" [ "Na" "Na" "Na" "Na" "Na" "Na" "O" "O" "O" "O" "O" "O" ] } "a" { "source-value" 6.27944383194 "source-unit" "angstrom" } "c" { "source-value" 4.50693686 "source-unit" "angstrom" } "cohesive-potential-energy" { "source-value" 4.203322773333333 "source-unit" "eV" } }