Geoscience Reference
In-Depth Information
Figure 10.37 Characteristic images of (a and b) PZT particles, (c) potassium titanate, and
(d) LiMn
2
O
4
obtained under mild hydrothermal conditions in 24 h duration.
Source: Photographs courtesy of Prof. R.E. Riman.
Figure 10.38 Stability diagram for
barium titanate system
[170]
.
1
−
1
BaCO
3(s)
+BaTiO
3(s)
BaCO
3(s)
−
3
−
5
BaTiO
3(s)
−
7
Ba
2+
−
9
BaOH
+
−
11
5
7
9
11
13
15
pH
solutions are utilized or when a multitude of competing reactions occur in a solu-
tion, thus making the equilibrium concentrations of various species strongly depen-
dent on activity coefficients. Similarly, the speciation and the yield diagrams help
