Research Article

Mechanical Behaviour and Fracture Mechanics of Praseodymium Modified Lead Titanate Ceramics Prepared by Solid-State Reaction Route

Table 1

Lattice constants ( ), X-ray density, experimental density, relative density, and porosity for different composition of Pr substituted in lead titanate.

(Å) (Å) Relative density (%)Porosity

0.023.944.157.807.2592.947.05
0.043.884.048.237.6592.957.04
0.063.914.058.077.5193.066.93
0.083.904.028.117.5893.466.53
0.103.813.998.187.7494.625.36