Table 2.

Comparison of various microwave fluidic sensors for dielectric characterization.

Reference	f0 (GHz)	$\mathbf{D}\mathbf{i}\mathbf{f}\mathbf{f}. {\mathit{S}}_{\mathit{a}\mathit{v},{\mathit{f}}_{\mathbf{m}\mathbf{a}\mathbf{x}}}/“\mathit{S}\mathit{E}” {\mathit{S}}_{\mathit{a}\mathit{v},{\mathit{f}}_0}$	Fv (%)
[48]	20	-/2.98	5
[28]	2	-/2.38	10
[33]	1.9	-/0.81	10
[34]	3.5	-/2.61	10
[22]	0.87	-/0.91	10
[49]	2.5	-/3.2	0.005
[25]	0.9	1.86/2.28	5
[50]	5.5	-/0.53	0.1
[51]	5.28	-/0.193	-
[52]	2.3	-/4.08	10
[53]	2.29	-/3.26
[54]	0.077	-/1.08	0.5
[55]	5.2	-/1.12	20
This work	1.05	1.02/5.98	5