... result of the preferential arrange
-
ment of precipitates at subboundaries (see heterogeneous nucleation),
which inhibits their migration (see particle drag). Because of this, an
increase of the ... of the elastic strain
energy associated with lattice defects, which might contribute to the for
-
mation of recrystallization nuclei. Continuous recrystallization is
observed in m...
... Description of Microstructure of Materials,
CRC, Boca Raton, FL, 1995.
Liebermann, H. H., Ed., Rapidly Solidified Alloys, Wiley & Sons, New York, 19 93.
Lifshin, E., Ed., Characterization of Materials, ... The Theory of Transformation in Metals and Alloys, Pergamon, Oxford, 1975.
Collings, E. W., The Physical Metallurgy of Titanium Alloys, ASM, Metals Park, 1984.
Cullity, B....
... sublattices: an FCC sublattice of O
2–
ions and a sublattice of Al
3+
ions occupying two thirds of the octahedral sites in the first one.
α-Fe
Allotropic form of iron having BCC crystal structure ... A
α-Al
2
O
3
Pure alumina. Polycrystalline Al
2
O
3
is known as corundum and single
crystals as sapphire. Its crystal structure can be described as consisting
of two sublat...
... hollows
of the second layer and above the C hollows of the first layer. The atom
centers of the fourth layer are arranged in the hollows of the third layer
and above the A centers of the first ... the
hollows of the lower layer. In the FCC structure, the atom centers of the
second layer are arranged in the B hollows of the first layer (see Fig
-
ure F.2). The atom centers...
... between the number of components, C, the
number of phases, P, and the number of degrees of freedom, F, in some
equilibrium thermodynamic system:
F = C – P + 2
in the case of varying temperature ... independently. In the case
of the arbitrarily chosen temperature, the compositions of the phases are
fixed, and in the case of the arbitrarily chosen composition of one of th...