Structural Characterizations and Dielectric Properties of Sphere- and Rod-Like PbTiO3 Powders Synthesized via Molten Salt Synthesis

Table 2 Lattice parameters of the PbTiO₃ powders synthesized by template MSS method^*

Temperature (°C)	Reaction time (h)	Molar ratio of PbC₂O₄:TiO₂:NaCl:KCl in template MSS method
		1:1:20:20			1:1:60:60
		a (nm)	c (nm)	c/a	a (nm)	c (nm)	c/a
800	1	0.3906	0.4107	1.051	0.3906	0.4101	1.05
800	5	0.3908	0.4100	1.049	0.3907	0.4095	1.048
800	10	0.3907	0.4101	1.050	0.3905	0.4100	1.050

*The rod-like TiO₂ templates annealed at 800 °C for 1 h with anatase phase structure were used as the titanium source in the template MSS process