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Micro and Nano Systems Letters

Table 2 Experimental conditions and results of gas sensor array

From: Batch-processed semiconductor gas sensor array for the selective detection of NOx in automotive exhaust gas

 

NO2

CO

NO

Experimental conditions

 Concentration (ppm)

40

123

160

Sensing layer

SnO2-doped TiO2

SnO2

Ga2O3

Results

 Relative response (ΔR/R)

0.951

0.5

0.834

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