{ "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/cohesive-potential-energy-hexagonal-crystal" "instance-id" 1 "space-group" { "source-value" "P-3m1" } "basis-atom-coordinates" { "source-value" [ [ 0.666667 0.333333 0.749973 ] [ 0.333333 0.666667 0.250027 ] [ 0 0 0 ] ] } "species" { "source-value" [ "Nb" "Nb" "C" ] } "a" { "source-value" 3.14791982795 "source-unit" "angstrom" } "c" { "source-value" 5.00682319 "source-unit" "angstrom" } "cohesive-potential-energy" { "source-value" 10.260086113333333 "source-unit" "eV" } }