Correction to: Scientific Reports https://doi.org/10.1038/s41598-018-35082-3, published online 15 November 2018

The original PDF version of this Article contained a truncated Figure 4. This error has now been corrected in the PDF version of the Article; the HTML version was correct from the time of publication.

Figure 4
figure 4

Comparison of the spectral LDOS profiles for ‘simple’ and ‘original’ palm-tree-like structures. The emission profile from the ‘original’ structure (red plot) results in a broader dip at the blue wavelength, whereas in the case of the ‘simple’ structure (blue plot), the dip is sharper and narrower.