Table 3. Structural Parameters of Fabricated Device Obtained from SEM Imaging (with Measurement Errors ≤5 nm) and the Simulated and Measured PEEs (NA = 0.81)a.
| structure | device parameters (nm) | PEE (%) | λ (nm) | |||||
|---|---|---|---|---|---|---|---|---|
| wecon | rm | wg1,2 | wr1,2 | tetch | simulated | measured | ||
| planar | 0 | 1.75–2.32 | 1.69(59) | 900–930 | ||||
| eCBG1 | 122 | 240 | 250, 368 | 137, 324 | 633 | 24.53 | 12.6(1.4) | 918.1 |
| eCBG2 | 132 | 245 | 240, 368 | 137, 328 | 633 | 31.93 | 30.4(3.4) | 912.7 |
The simulations were performed using a linearly polarized dipole oriented 45° to the x-axis emitting at the corresponding wavelengths to the measured emissions. For planar QDs, the PEE was simulated for the wavelength range of 900–930 nm and measured from nine different QDs.