Figure 1:
Schematic image. No associated data.
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Figure 2:
(a) Figure 2a: SEM images of sample (jpg files). Matlab mat files containing the fiber modes data, and m files to produce the fiber mode in the inset figures.
(b) Figure 2b1_2b2_2c1_2c2: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
(c) Figure 2b3_2b4_2c3_2c4: Matlab mat files containing data, and m files to produce the figures. Also included are Matlab figure files.
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Figure 3:
(a) Figure 3a: SEM images of sample.
(b) Figure 3b1-3b2: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
(c) Figure 3b3-3b4: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
(d) Figure 3c: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
(e) Figure 3d: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
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Figure 4:
(a) Figure 4a: SEM images of sample. 
(b) Figure 4b1_4b3_4c1_4c3: Matlab mat files containing data, and *.m files to produce the figures. Also included are Matlab figure files.
(c) Figure 4b2_4b4_4c2_4c4: Matlab mat files containing data, and m files to produce the figures. Also included are Matlab figure files.

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Figure 5:
(a) Figure 5a: Schematic image, no associated data.
(b) Figure 5b: SEM image of sample.
(c) Figure 5c: Matlab mat files containing data, and m files to produce the figures. Also included are Matlab figure files.
(d) Figure 5d: Matlab mat files containing data, and m files to produce the figures. Also included are Matlab figure files.
(e) Figure 5e: Matlab mat files containing data, and m files to produce the figures. Also included are Matlab figure files.
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