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. 2023 Nov 15;9(11):e22329. doi: 10.1016/j.heliyon.2023.e22329

Table 1.

Summarized gas sensing properties of different analytes on SMO@ZIF-composite sensors.

Analyte Sample T
°C		 Response t/res (s) t/rec (s) LOD Ref
Ethanol ZnO@ZIF-71 150 13.4 194 442.2 21 ppb [45]
ZnO 150 2.57 419 988 207 ppb [45]
H2S WO3@ZIF-71 250 19.12 118 431 0.67 ppm [58]
HCHO
NO2 		WO3
ZnO@ZIF-8
ZnO
In2O3@ZIF-8(4:1)
In2O3 		250
300
300
140
140		 2.24
14
18
–
–		 221
16
–
80
1302		 308
9
–
133
1609		 4.7 ppm
5.6 ppm
–
–
–		 [58]
[37]
[37]
[57]
[57]

No value (−).