作者: A. L. Mackay
DOI: 10.1107/S0365110X6200239X
关键词: SPHERES 、 Materials science 、 Crystallography
摘要: … In a cubic close-packed (ccp) assembly of equal spheres each sphere is surrounded by its … of 12 spheres at the vertices of a cuboctahedron. A second layer of spheres packed over the …