Table 1.

Conditions yielding maximum sensor signal gain, signal level, and LOD for nanoporous and planar electrodes. Signal gain and level measurements are for 10 × 10⁻⁶ m DOX; enhancement ratio describes improved performance in each optimized metric for nanoporous versus planar sensors

Optimized metrics	Electrode	Probe density	SWV Hz	SWV Amp	Signal gain	Signal level [nA]	LOD [× 10−6 m]	Enhancement ratio
Signal gain	Nanoporous	d1	400 hz	20 mV	179.00%	180.9	0.080	3.0
	Planar	d1	200 hz	20 mV	59.37%	2.7224	0.273
Signal level	Nanoporous	d10	400 hz	100 mV	76.14%	727.99	0.116	23.9
	Planar	d10	400 hz	100 mV	15.26%	30.415	0.107
LOD	Nanoporous	d1	300 hz	20 mV	157.69%	143.72	0.028	3.6
	Planar	d3	100 hz	50 mV	30.78%	3.1551	0.100