Assertion: fiber amplifier | /r/CapableOf | amplify light
Facets:
value: in the 1.5-μm wavelength region
type: LOCATION
value: efficiently
type: MANNER
Source sentences:
text: Erbium-doped fiber amplifiers are the by far most important fiber amplifiers in the context of long-range optical fiber communications; they can efficiently amplify light in the 1.5-μm wavelength region, where telecom fibers have their loss minimum.