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Table 1 Particle sizes of SnO2-based sensor nanomaterials obtained by TEM and calculated by XRD data

From: Semiconductor Gas Sensors Based on Pd/SnO2 Nanomaterials for Methane Detection in Air

Sample TEM size, nm XRD size, nm
Initial tin dioxide 10–11 6.7
Sensor material without Pd 19–20 20.1
0.23% Pd/SnO2 14–15 12.8
0.31% Pd/SnO2 14–15 12.8
1.41% Pd/SnO2 14–15 12.4
2.28% Pd/SnO2 12.6
2.42% Pd/SnO2 12.8