Table 1 Summary of the measured performance of edge bound state in the continuum (BIC) supported on two-dimensional photonic crystal (2DPhC)

From: Observation of edge bound states in the continuum at truncated silicon pillar photonic crystal

Diameter Dt [nm]

Wavelength λ [nm]

FWHM [nm]

Q-factor

260

1424.0

6.0

237

264

1446.0

8.5

170

270

1460.0

9.1

160

Alumina thickness ta for Dt = 260 nm

   

0

1424.0

6.0

237

2.5

1426.6

3.6

396

4.7

1429.1

5.3

270

7.3

1432.2

5.8

247

  1. Si pillar diameter, D = 160 nm. FWHM full width at half-maximum.