Environmental Engineering Reference
In-Depth Information
Figure 6.2
Idealized lattice structure of NiO, a p-type semiconductor. (a) Pure NiO;
(b) effect of Cr
additions; and (c) effect of Li
additions.
1
2
Br
2
(v) s Br
x
Br
V
′
Ag
h
•
(6.13)
for which one can write the following expression of equilibrium constant at any
temperature,
T
.
[
V
′
Ag
]
p
P
1/2
Br
2
K
(
T
)
(6.14)
where [
V
′
Ag
] represents the concentration of cation vacancies.
