Table 1 Comparison of fabricated NO gas sensors with the previously reported NO sensor material.

⁴²

rGO/Au

50 °C

5 ppm

R_a/R_g

1.15

¹³

rGO/Pt

100 °C

800 ppm

ΔR/R₀ 100%

12.5%

¹⁵

rGO

50 °C

5 ppm

R_a/R_g

1

This work

rGO

RT

1 ppm

R/R₀

0.012

N-rGO

RT

1 ppm

R/R₀

1.7