Research Article
Synthesis and Structural Investigations of Ag-Added Ba-CuO Mixed Oxide for Gas Sensing
Table 1
Average crystallite sizes of the sensor samples components sintered at different temperatures.
| | Samples | Sintering temperature (°C) | Crystalline size (nm) | | BaTiO3 | CuO | Ag |
| | BaTiO3-CuO | 500 | 132 | 70.1 | — | | BaTiO3-CuO + 1 wt%Ag | 500 | 138 | 74 | — | | BaTiO3-CuO + 1.5 wt%Ag | 500 | 134 | 70.1 | 237 | | BaTiO3-CuO + 2 wt%Ag | 500 | 140 | 74.8 | 245 | | BaTiO3-CuO | 700 | 158 | 90.3 | — | | BaTiO3-CuO + 1 wt%Ag | 700 | 161 | 91.2 | — | | BaTiO3-CuO + 1.5 wt%Ag | 700 | 165 | 92.7 | 335.4 | | BaTiO3-CuO + 2 wt%Ag | 700 | 168 | 95 | 335.6 |
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