Table 1 Summary of the losses experienced by the paired photons.
From: High-quality photonic entanglement out of a stand-alone silicon chip
Components | Signal (dB) | Idler (dB) | Total (dB) |
---|---|---|---|
Anti-ASE filter | 7 ± 0.1 | ||
Polarizer controller | 0.3 ± 0.1 | ||
Grating coupler | 5 ± 0.2 | ||
Integrated filter | 2 ± 0.1 | 2 ± 0.1 | 4 ± 0.2 |
Grating coupler | 5 ± 0.2 | 5 ± 0.2 | 10 ± 0.4 |
Beam splitter | 6 ± 0.2 | 6 ± 0.2 | 6 ± 0.2 |
Bandpass filters | 2 ± 0.5 | 2.5 ± 1.5 | 4.5 ± 2 |
SSPD | 2 ± 0.2 (~60%) | 3 ± 0.2 (~50%) | 5 ± 0.4 |
Total | 17 ± 1.2 | 18.5 ± 2.2 | 35.5 ± 3.2 |