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Unformatted text preview: terial.
tensile specimen that Figure 2.2–1, in the planetary or Bohr model of
having a weaker inﬂuence). As shown inhas been fractured.
recrystallization temperature which all electrons have the same n and
The temperature at
an atom the electrons are arranged in subshells transformation, during cooling,
peritectic reaction The in
l values and, therefore, approximately occurs energy. some speciﬁed
which recrystallization the same within
of a solid and a liquid phase isothermally and reversibly
time, frequently one hour.
into a solid having a different composition from either
reduction potentialor solida phase. of the reactivity of a
the initial liquidohr model for Zn atom
metal that is useful for predicting the severity of some
peritectoid reaction The transformation, during
types of corrosion.solid phases isothermally and reversibly
cooling, of two
into a (cathodic) reaction An electrochemical
reduction solid having a different composition from either of
the that solids.
reactioninitial results in a decrease in the concentration of
permanent dipole A molecule in which the spatial
Nucleus is always
refraction of positive chargeof 2s 2p
The bending 1s a light different from that of
ray as it passes from
the negative charge.
one medium into another.
The materials property that relates the
refractive index Speed of light in vacuum strength H.
magnetic induction B, to the magnetic ﬁeld
the speed of light in a medium; sine of the angle of
permittivity See dielectric constant.
incidence divided by the sine of the angle of refraction; a
measure of the equation of Equation that provides the
amount light reﬂected from a dielectric
relationship between the grain size and the yield stress.
surface. v v 798
electrochemical plating An electrochemical process of
depositing a thin metal coating. The workpiece is the
pg026 [V] G2 7-27060 / IRWIN / Schaffer
ak 12-25-97 pgm 1-14-98
cathode and the coating mat...
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