Table 1.

The performance of the 1D PC sensor at different fat concentrations in the considered milk samples.

Parameter
$n_S$ (RIU)	1.3452	1.3496	1.3517	1.3543	1.3564	1.3657
$C_f$ (%)	0	1.5	3.3	6.6	10	33.3
Position ${\lambda }_{res}$ (μm)	1.016	1.033	1.034	1.035	1.036	1.037
FWHM (μm)	0.008	0.008	0.008	0.007	0.007	0.007
S (nm/RIU)	-	3863.64	2769.23	2087.91	1785.71	1024.39
Q.F	127	129.13	129.25	147.86	148	148.14
FoM (RIU−1)	-	482.95	346.15	298.27	255.1	146.34
SnR	-	2.13	2.25	2.7142	2.86	3
D.A (nm)−1	0.125	0.125	0.125	0.14	0.143	0.14
D.L (RIU)	-	0.0001035	0.000144	0.0001676	0.000196	0.0003416
S.R (nm)	-	0.4	0.4	0.35	0.35	0.35
DR	11.36	11.55	11.56	12.37	12.38	12.39
${\mathrm{U}}_{\mathrm{p}\mathrm{e}\mathrm{a}\mathrm{k}}\left(\mathrm{n}\mathrm{m}\right)$	-	3.13	3.27	3.29	3.42	3.55