Unformatted text preview: given It obeys an Arrhenius-type equation a
form of the equation
degrees of freedom T
because the composition of the solid and the liquid are
in Equation 2.4–1, x0 can be found using a similar equation:
such is strongly temperature-dependent. The di
crosslinks Primary bonds formed between adjacent
variables necessary to s
not the same at a speciﬁc temperature.
coefﬁcient describes the ease of atomic or ionic
polymer chains. These atomic “bridges” are often
dendrite A treelike s
A degradation mechanism (2.4 –7) state.
the in which
composed of rsmall chains of either oxygen or sulfur but
F corrosion q
to the patte
corrosion other small groups of atoms.
can be composed of manyand mechanical fatigue occur simultaneously
direct dissolution mechanismdueA degradation
crystal lattice and their synergisticwhich atoms are
The framework on effects are much more serious thanin which the solid dissolves directly
would be predicted structures.
surrounding liquid without substantial charge tr
placed in periodic three-dimensional from their separate effects.
devitriﬁcation A hig
crystalline Having atomsforce arranged on a to the electrostatic force A linear defect oxide glasses to
certain in a crystalline so
coulombic or ions Name given
Textbook Table of
| e-Text Main Menu | long-range order.Contents
three-dimensional lattice having
that develops between charged species. The magnitude of plasticcrystalline ceramics. the force is proportional to the charges of the two species
and inversely related to the square of their separation
distance. This force pulls the species closer together if
they have opposite charge and pushes them apart if they
have charges of the same sign.
covalent bond A type of primary bond formed
between two electronegative elements when their average
number of valence electrons is greater than or equal to 4. diamagnetic A class
the internal ﬁeld is anti
These materials show a
die bonding A proce
chip is bonded to the...
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