Premodifier: opticalHead noun: amplifiers
| Same concepts |
|---|
| http://dbpedia.org/resource/Optical_amplifier |
Broader concepts
| label | provenance | confidence |
|---|
Narrower concepts
| label | provenance | confidence |
|---|---|---|
| erbium | isap:20035773 | 0.257622 |
| edfa | isap:188777035 | 0.125916 |