Synthesis, Characterization, and NIR Reflectance of Highly Dispersed NiTiO₃ and NiTiO₃/TiO₂ Composite Pigments

Table 1

The lattice constant and crystal size of NiTiO₃ nanocrystals.

	700°C	750°C	800°C	850°C	900°C
2θ of crystal plane (104)	33.112	33.113	33.109	33.109	33.111
Lattice constant
	5.02912	5.02315	5.02985	5.02993	5.02982
	13.79037	13.77461	13.79002	13.79118	13.78966
Crystal size	46.9	49.3	58.1	63.0	65.3