Fig. 11 Unit cell geometry of three-dimensional braid. (a) Unit cell. (b) Unit cell cross section at z = 1 2 h z . (c) Unit cell cross section at z = 3 8 h z . (d) Unit cell cross section at z = 1 4 h z . (e) Unit cell cross section at z = 1 8 More

Fig. 2 Crystal axes and unit-cell edge lengths. (Unit-cell faces are shown in the illustration, but to avoid confusion, they are not labeled.) More

Fig. 2 Crystal axes and unit-cell edge lengths. To avoid confusion, unit-cell faces are not labeled. More

Fig. 4 Unit cells of several crystalline ceramics. (a) The unit cell of NaCl. Chloride ions assume an fcc array with one sodium ion (displaced by half a lattice parameter along a cube edge) for every chloride ion. Source: Ref 1 . (b) The CsCl structure. Chloride ions assume a simple cubic More

Fig. 7 Diffraction in a unit cell and the structure factor equation for the cell. The positions of atoms 1 and 2 are defined by their position coordinates based on fractions of the unit cell dimensions in directions a , b , and c . x 1 = X 1 / a , y 1 = Y 1 / b , and z 1 = Z More

Fig. 7 Diffraction in a unit cell and the structure factor equation for the cell. The positions of atoms 1 and 2 are defined by their position coordinates based on fractions of the unit-cell dimensions in directions a , b , and c . x 1 = X 1 / a , y 1 = Y 1 / b , and z 1 = Z More

Fig. 3 Examples of crystal symmetry in the tetragonal system. (a) Unit cell type. (b) Phloroglucinol diethyl ether, class 4/ m. (c) Wulfenite (PbMoO 4 ), class 4. (d) Anatase (TiO 2 ), class 4/ mmm. (e) Zircon (ZrSiO 4 ), class 4/ mmm. The three digit codes are the Miller indices, hkl More

Fig. 8 Derivation of the structure factor F. (a) Unit cell with eight atoms placed at random. (b) Vector diagram showing the amplitudes, f i , and phases, ϕ i = 2π(Δ d i )/ d , of all the individual atoms adding vectorially to give the resultant structure factor, F , with length | F More

Fig. 14 Copper tetrahedra and molybdenum octahedra as packed into the unit cell. All the symmetry-equivalent units are included. Source: Ref 14 More

Fig. 16 Perspective view of the unit cell of Rb 2 [Pt(CN) 4 ](FHF) 0.4 . The small circles are the partially filled fluorine atom positions. The platinum-platinum spacing is the shortest known for any Pt ( CN ) 4 × − 1-D metal complex. The corresponding platinum-chain More

Fig. 5 Unit cell for one type of domain found in the ordered FeAl phase representing the B2 superlattice (switch atoms for other domain) More

Fig. 7 Unit cell for the ordered Fe 3 Al phase demonstrating the D0 3 superlattice More

Fig. 1 Unit cell and predominant slip planes and slip directions for (a) fcc crystals, (b) bcc crystals, and (c) hcp crystals More

Fig. 1 Unit cell and crystal structure (body-centered tetragonal) of iron boride (Fe 2 B) compound. Source: Ref 2 More

Fig. 1 A space lattice. (Bold lines outline a unit cell.) More

Fig. 3 The 14-space (Bravais) lattices illustrated by a unit cell of each: (1) triclinic, primitive; (2) monoclinic, primitive; (3) monoclinic, base centered; (4) orthorhombic, primitive; (5) orthorhombic, base centered; (6) orthorhombic, body centered; (7) orthorhombic, face centered; (8 More

Fig. 1 (a) General case of a unit cell selection within the system of crystallographic axes. (b) Indexation of the nodal rows (blue arrows) and nets (green double lines). The graph shows reflections for the [010], [120], and [110] directions. More

Fig. 1 Classification of architected materials unit cell design based on a three-level decision-making process. Source: Ref 17 More

Fig. 2 Four examples of how design decisions for unit cell selection can be realized. Source: Ref 13 More

Fig. 13 Diagram of the unit cell for a hexagonal close-packed crystal showing basal, prism, and pyramidal planes. The c / a ratio of the unit cell for alpha-titanium is affected by the presence of interstitial atoms. More