Table 1 The dopant to host weight % (wt %), dopant concentration, measured free-carrier concentration, and doping efficiency of the doped layers used.
Dopant to host wt % | Dopant conc. [m−3] | Free carrier conc. [m−3] | Doping efficiency [%] |
|---|---|---|---|
0.2 | 1 × 1024 | 4.2 × 1023 | 42% |
0.4 | 2.1 × 1024 | 6.0 × 1023 | 29% |
1.0 | 5.2 × 1024 | 1.0 × 1024 | 19% |
2.0 | 1.1 × 1025 | N/A | N/A |
4.0 | 2.1 × 1025 | N/A | N/A |
10.0 | 5.7 × 1025 | N/A | N/A |