Table 1 Variation in the lattice constant with Cr concentrations
From: Structural and Visible-Near Infrared Optical Properties of Cr-Doped TiO2 for Colored Cool Pigments
The impurity concentration | Lattice constant | |||||
|---|---|---|---|---|---|---|
800 °C (anatase) | 1000 °C (rutile) | |||||
a = b (Å) | c (Å) | Vol (Å 3) | a = b (Å) | c (Å) | Vol (Å 3) | |
x = 0 | 3.778 | 9.499 | 135.56 | – | – | – |
x = 0.00625 | 3.771 | 9.486 | 134.89 | 4.575 | 2.952 | 61.79 |
x = 0.0125 | 3.769 | 9.483 | 134.74 | 4.573 | 2.952 | 61.73 |
x = 0.025 | 3.768 | 9.480 | 134.56 | 4.571 | 2.948 | 61.6 |
x = 0.0375 | 3.767 | 9.476 | 134.47 | 4.566 | 2.946 | 61.41 |