20 dB gain at 1.55 μm wavelength in 50 cm long Er ³⁺ -doped fluoride fibre amplifier

30 August 1990

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 26 (18) , 1527-1528
https://doi.org/10.1049/el:19900980

Abstract

A 20 dB gain is observed at 1.55 μm in a 50 cm long fluoride fibre containing 5000 ppm Er³⁺-ion in a core. A launched pump power of 57 mW was obtained using a 1.48 μm laser diode. Gain difference in the 1535–1563 nm wavelength region is less than 1 dB.

Keywords

1.48 MICRON
GAIN DIFFERENCE
1.55 MICRON
50 CM
LASER DIODE
ER3+-DOPED FLUORIDE FIBRE AMPLIFIER
1535 TO 1563 MICRON
20 DB
57 MW
LAUNCHED PUMP POWER
ZRF4-BAF2-LAF3-ALF3-NAF:ER

20 dB gain at 1.55 μm wavelength in 50 cm long Er 3+ -doped fluoride fibre amplifier

Abstract

Keywords

20 dB gain at 1.55 μm wavelength in 50 cm long Er ³⁺ -doped fluoride fibre amplifier