Table 1 Optimal parameters of the best fitting curves for the radius distributions of the interface states.

From: Single-mode interface states in heterostructure waveguides with Bragg and non-Bragg gaps

f (Hz)

a0

a1

a2

2349

0.1119

1.0650

−0.1769

2266

0.9913

−0.0033

0.0120

2562

0.1040

0.8801

0.0159

2396

0.1547

0.9516

−0.1063

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