Preparation, Characterization, and H₂S Sensing Performance of Sprayed Nanostructured SnO₂ Thin Films

Table 1

Form of SnO2 sensor	Temperature (^°C)	Gas conc. (ppm)	H2S response	References
Thin	250	600	3499	Present work (Sample S3)
Thin	100	80	96	[22]
Thick	—	50	106	[23]
Thin	150	100	2500	[24]
Thin	27	5	4	[25]
Thin	30	3.4	81	[26]
Thin	300	20	809	[27]