Figure 2.


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NRR as a function of the wavelength λ for the small-core NP (a)–(c), and the large-core NP (d)–(f) as a function of the eccentricity along ±x- and y-directions indicated in the legends of the respective figures. The result for the reference, concentric NP is included in all cases. See the main text for further explanations.

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