Table 4.

Summary of the light-driven NO₂ sensor of MoS₂

Sensing film	Method	Electrodes	Def.	Device	Conc. (ppm)	P/λ (mW/cm2/nm)	T (°C)	S (%)	Res time	Rec. time	References
Multi MoS2	CVD	Au/Cr	$\frac{\left(R_{\text{gas}}-R_{\text{air}}\right)}{R_{\text{air}}}$	Resistor	100	1.2/365	RT + UV	35.16	29	350	[119]
Mix MoS2	CVD	Au/Cr	$\frac{\left(R_{\text{gas}}-R_{\text{air}}\right)}{R_{\text{air}}}$	Resistor	10	3/365	RT + UV	21.78	6.1	146.5	[120]
MoS2/ZnO	Hydrothermal	Au/Ti	$\frac{\left(R_{\text{gas}}-R_{\text{air}}\right)}{R_{\text{air}}}$	FET	50	1/365	RT + UV	188	60	60	[325]
MoS2	CVD	Pt	$\frac{R_{\text{gas}}}{R_{\text{air}}}$	Resistor	10	0.29/365	RT + UV	25.3	–	63.9	[328]
ZnO/MoS2	Ultrasonication	ITO	$\frac{\left(R_{\text{gas}}-R_{\text{air}}\right)}{R_{\text{air}}}$	Resistor	10	360	RT + UV	293	258	72	[329]
1L MoS2	CVD	Cr/Pd/Au	$\frac{\left(R_{\text{gas}}-R_{\text{air}}\right)}{R_{\text{air}}}$	Resistor	0.4	4/625	RT + 625	670	16	65	[122]