Figure 4 | Scientific Reports

Figure 4

From: Numerical analysis of wide-field optical imaging with a sub-20 nm resolution based on a meta-sandwich structure

Figure 4

The distribution of the SW-SPs in the water film of MSS under different parameters errors: (a) no fabrication error, (b) the surface roughness of up Ag and Al2O3 films, the width of slits: (c) 45 nm (with 5 nm width error) and (d) 55 nm (with 5 nm width error), the thickness of up Ag layer: (e) 8 nm (with 2 nm thickness error) and (f) 12 nm (with 2 nm thickness error), and the thickness of bottom Ag layer: (e) 98 nm (with 2 nm thickness error) and (f) 102 nm (with 2 nm thickness error).

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