Quotient graphs and nets — the graph theore tical correspondences of cells and crystal structures — are reintroduced independent from crystal structures...
Keywords: Quotient graph, Symmetry, Isomorphism, Space group, Voltage graph
12/2006 | Zeitschrift für Kristallographie, Oldenbourg WissenschaftsverlagErFe4Ge2 has below the Néel temperature two phases in competition, one with a commensurate and one with an incommensurate spin wave...
Keywords: Incommensurate phases, Magnetism, Symmetry, Erbium iron germanium
11/2006 | Zeitschrift für Kristallographie, Oldenbourg WissenschaftsverlagOptical topometric 3D sensors such as laser scanners and fringe projection systems allow detailed digital acquisition of human body surfaces...
Keywords: 3D sensor, fringe projection, maxillofacial surgery, Symmetry, 3D-Messtechnik, Mund- und Kiefergesichtschirurgie, Streifenprojektion, Symmetrie
08/2007 | Biomedizinische Technik, Walter de Gruyter