Table 1.

Dimensions and characteristics of SERS-active G1/G0-arrays studied in this work. The uncertainty is expressed in ± 1σ and N > 100 measurements.

Specimen I.D.	Widths G1 [µm]	Widths G0 [µm]	Pitch [µm]	Array Packing
G1-0.7	0.68 ± 0.04	2.20 ± 0.04	4.95 ± 0.04	Hexagonal
	0.58 ± 0.01	2.15 ± 0.04
G1-1	0.95 ± 0.03	2.08 ± 0.04	4.93 ± 0.03	Hexagonal
	0.88 ± 0.03	2.03 ± 0.04
G1-2	2.10 ± 0.06	2.28 ± 0.07	4.94 ± 0.04	Hexagonal
	2.02 ± 0.01	2.19 ± 0.08
G1-5	4.85 ± 0.14	5.58 ± 0.13	19.87 ± 0.11	Square
	4.83 ± 0.08	5.52 ± 0.08