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Table 1 Comparison of methanol gas sensors based on tin oxide materials with different morphologies

From: Facile Synthesis of Hierarchical Tin Oxide Nanoflowers with Ultra-High Methanol Gas Sensing at Low Working Temperature

Gas sensor Operating temperature, °C Methanol concentration, ppm Sensitivity value Reference
HTONF 200 100 58 This work
SnO2 hierarchical porous nanosheets 275 100 3 [32]
Rolled-up SnO2 nanomembranes 220 10 2 [33]
Hollow SnO2 microfiber 270 100 10 [34]
Honeycomb-like SnO2 320 100 18 [35]