{ "property-id" "tag:staff@noreply.openkim.org,2014-04-15:property/cohesive-potential-energy-hexagonal-crystal" "instance-id" 1 "space-group" { "source-value" "P6_3mc" } "basis-atom-coordinates" { "source-value" [ [ 0 0 0.003309 ] [ 0 0 0.503309 ] [ 0.666667 0.333333 0.334022 ] [ 0.333333 0.666667 0.834022 ] [ 0.333333 0.666667 0.234669 ] [ 0.666667 0.333333 0.734669 ] ] } "species" { "source-value" [ "Er" "Er" "Cu" "Cu" "Pb" "Pb" ] } "a" { "source-value" 4.59633466939 "source-unit" "angstrom" } "c" { "source-value" 7.32036337 "source-unit" "angstrom" } "cohesive-potential-energy" { "source-value" 4.49724996 "source-unit" "eV" } }