Face-centered cubic lattice

GPTKB entity

Predicate	Object
gptkbp:instanceOf	crystal
gptkbp:alsoKnownAs	gptkb:FCC_lattice
gptkbp:example	gptkb:gold gptkb:lead gptkb:strontium copper platinum silver aluminum nickel calcium thorium lanthanum
gptkbp:hasAtomicRadiusRelation	a = 2√2 r
gptkbp:hasAtomsAt	cube corners face centers
gptkbp:hasBravaisLatticeType	cubic
gptkbp:hasBrillouinZone	gptkb:truncated_octahedron
gptkbp:hasCoordinationNumber	12
gptkbp:hasDensityFormula	(4M)/(a^3 N_A)
gptkbp:hasFirstNearestNeighborDistance	a/√2
gptkbp:hasFractionalCoordinates	(0,0,0) (0,1/2,1/2) (1/2,0,1/2) (1/2,1/2,0)
gptkbp:hasLatticeConstant	a
gptkbp:hasLatticePointsPerUnitCell	4
gptkbp:hasMillerIndices	(100) is a simple cubic plane (111) is close-packed plane
gptkbp:hasNumberOfAtomsPerUnitCell	4
gptkbp:hasPackingEfficiency	74%
gptkbp:hasPearsonSymbol	cF
gptkbp:hasPointGroup	m-3m
gptkbp:hasReciprocalLattice	body-centered cubic
gptkbp:hasSecondNearestNeighborDistance	a
gptkbp:hasSubgroup	gptkb:cubic_crystal_system
gptkbp:hasThirdNearestNeighborDistance	a√3/2
gptkbp:hasUnitCellEdgeLength	a
gptkbp:hasUnitCellShape	cube
gptkbp:hasUnitCellVolume	a^3
gptkbp:hasWignerSeitzCell	gptkb:rhombic_dodecahedron
https://www.w3.org/2000/01/rdf-schema#label	Face-centered cubic lattice
gptkbp:isClosePacked	true
gptkbp:isCommonInMetals	true
gptkbp:relatedTo	gptkb:hexagonal_close-packed_lattice
gptkbp:spaceGroup	Fm-3m
gptkbp:symmetry	high
gptkbp:bfsParent	gptkb:Atomic_lattice
gptkbp:bfsLayer	7