Table 1.

Dimensions for devices 1–5

Device number	t (nm)	Average W (nm)	d (nm)	$\alpha =\frac{W_1}{W_2}$
1	9	860	140	1.07
2	11	1930	240	1.04
3	12	570	160	1.15
4	21	500	270	1.00
5	18	940	220	1.04