Open Access
Table 1
Physical parameters at 1550 nm of the cavities study made of two distinct HNLFs in this work.
| Fiber cavity parameters | Cavity 1 | Cavity 2 | Units |
|---|---|---|---|
| Cavity length (L) | 350 | 1000 | m |
| Brillouin gain efficiency (gB/Aeff) | 0.38 | 0.38 | m−1·W−1 |
| Brillouin gain bandwidth (∆νB) | 55 | 55 | MHz |
| Total roundtrip loss | 1.5 | 2.2 | dB |
| Zero dispersion wavelength (λ0) | 1575 | 1523 | nm |
| Dispersion parameter (D) | −2.95 | 0.49 | ps·nm−1·km−1 |
| Group-velocity dispersion (β2) | 3.77 | −0.62 | ps2·km−1 |
| Nonlinear coefficient (γ) | 12.5 | 10 | W−1·km−1 |
| Free spectral range (FSR) | 0.6 | 0.22 | MHz |
| Cavity finesse | 8.69 | 5.94 | – |
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