Unformatted text preview: and reversibly into two
hat has been imparted a memory,
coefﬁcient describes the ease of atomi
polymer chains. These) =atomic π εox2)
“bridges” are often
or incorporation of a hard
the solid state.
composed of small chains of either oxygen or sulfur but
bout 600% extension the polymer
eutectoid reaction The transformation, during cooling,
can be composed a solid phase isothermally and reversibly into two new
of many other small groups of atoms.
direct dissolution mechanism A de
ompletely. Only polymers can be
mechanism in which the solid dissolve
crystal lattice solid phases.
The framework on which atoms are
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placed in periodic |three-dimensional structures.
crystalline Having atoms or ions arranged on a
three-dimensional lattice having long-range order. surrounding liquid without substantial
dislocation A linear defect in a cry
responsible for plastic deformation. v v bond angles The characteristic angle between an atom
cementite An iron carbide phase, F
temperature or to determine the maxim
usually tetrahedral or octahedral.
or ion and two 794 its nearest neighbors. The term is most
ceramic-matrix a ﬁxed time duration.
temperature for composites Comp
pg032 [V] G2 7-27060 / IRWIN / Schaffer
interstitial A point defect consisting of in covalention
often used to describe speciﬁc bond anglesan atom orpgm 1-14-98 plm 3-21-98 are used as the matrix mate
lattice Three-dimensional space-ﬁll
that is located in the interstices of the structure under
chemical vapor or ions are placed car
on which atoms deposition (CVD)to
bond angles The either the same or between an atom
cementite An iron
consideration. Interstitials may be characteristic angle a
bond energy The amount of energy required to move
two gases are chemically reacted to p
or thanand two of its nearest neighbors. The term is most point ceramic-matrix in the th
ion the solvent.
One position compos
Part I atoms or ions to an inﬁnite separation distance. It is
coating of the reaction product, a soli
often used to describe solution bond angles in covalent
speciﬁc in which
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