Table 9 Resistance values and standard deviations at day 0 for different % RH levels.

From: CTAB modified SnO₂ PEDOT PSS heterojunction humidity sensor with enhanced sensitivity stability and machine learning evaluation

Relative humidity (%RH)

Resistance (kΩ)

Error (± kΩ)

5

22.8

0.1

32

19.7

0.15

40

14.7

0.15

52

11.6

0.15

97

6.2

0.1

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