Fig. 12 Transition from body-centered cubic (bcc) to face-centered cubic (fcc) mode of solidification with an increase in the liquid-solid interface velocity. The calculations show that in an Fe-Cr-Ni weld, the bcc mode of solidification is preferred below 2 × 10 −3 m/s, and the fcc mode More

Fig. 9 Ferrite-(body-centered cubic)-to-austenite-(face-centered cubic) transformation in Fe-3.1 wt% Ni with (a) coarse cellular growth at 5 μm/s, (b) fine cellular growth at 15 μm/s, and (c) massive growth at 30 μm/s. Source: Ref 10 More

Fig. 12 Transition from body-centered cubic (bcc) to face-centered cubic (fcc) mode of solidification with an increase in the liquid-solid interface velocity. The calculations show that in an Fe-Cr-Ni weld, the bcc mode of solidification is preferred below 2 × 10 −3 m/s, and the fcc mode More

Fig. 3 Structure of (a) ferrite (body-centered cubic) and (b) martensite (body-centered tetragonal) More

Fig. 14 Structure of (a) ferrite (body-centered cubic) and (b) martensite (body-centered tetragonal). Source: Ref 13 More

Fig. 12 Example of unstable rapid fracture in a body-centered cubic (bcc) metal (annealed low-carbon steel). Rapid fracture in this alloy occurs almost completely by microvoid coalescence, but close examination reveals a few areas of brittle cleavage. The bcc structure is not close-packed More

Fig. 11 Body-centered cubic (bcc) iron-nickel alloy containing 80 at.% Fe. (a) Experimental extended x-ray absorption fine structure (EXAFS) spectra above the K-edges of iron and nickel. (b) Normalized EXAFS plotted as χ · k versus k for the EXAFS. (c) Fourier transform of (b). The peaks More

Fig. 3 Typical slip planes and directions in the body-centered cubic (bcc) crystal structure. Reprinted with permission from Ref 1 More

Fig. 6 Schematic lattice correspondence between the body-centered cubic (bcc) β phase and the hexagonal close-packed (hcp) α phase during β → α transformation maintaining Burgers orientation relationship in both (a) to (c) three dimension and (e) to (f) two dimension. Source: Ref 15 More

Fig. 7 Schematic lattice correspondences between β (body-centered cubic, or bcc) and α″ (orthorhombic) phases during β → α″ martensitic transformation. Source: Ref 5 More

Fig. 11 Schematic lattice correspondences between the body-centered cubic (bcc) β phase and the hexagonal close-packed α phase during β → α transformation when maintaining (a) Pitsch-Schrader and (b) Burgers orientation relationships More

Fig. 12 (a) Schematic illustration of interphase between body-centered cubic (bcc) (β) and hexagonal close-packed (hcp) (α) interface, exhibiting both structural ledges (disconnections) and misfit dislocation arrays. The interface is decorated by arrays of structural ledges ( b, h More

Fig. 8 Twinning in body-centered cubic lattice resulting from shear parallel to (112) planes in the [ 1 ¯ 1 ¯ 1] direction. Source: Ref 6 More

Fig. 2 Ductile-brittle temperature transition. bcc, body-centered cubic; fcc, face-centered cubic More

Fig. 38 Finite-element model for rib coupons. bcc, body-centered cubic More

Fig. 39 Finite-element model for web coupons. bcc, body-centered cubic More

Fig. 1 Simple body-centered cubic structure with random occupation of atoms and all sites consisting of eight-unit cells More

Fig. 2 Simple body-centered cubic structure sites consisting of eight-unit cells with preferential occupation of atoms in the body center and corner positions More

Fig. 24 (a) Real and (b) reciprocal lattices of a body-centered cubic structure. (c) Simulated electron diffraction patterns for a body-centered cubic structure in the [001], [011], [111], and [112] directions More

Fig. 32 Selected-area electron diffraction pattern from a body-centered cubic (bcc)-Fe/face-centered cubic (fcc)-Ni interface showing the Nishiyama-Wassermann orientation relationship. Courtesy of K. Lorcharoensery More