An efficient mid-infrared erbium-doped ZBLAN amplifier using a double-pass configuration

ZBLAN Erbium Double pass
DOI: 10.1364/cleo_at.2024.jtu2a.24 Publication Date: 2024-09-05T16:31:42Z
ABSTRACT
The double-pass configuration of the erbium-doped ZBLAN fiber amplifier is achieved for first time. amplification efficiency ~40% higher than that single-pass amplifier, which significant compact mid-infrared amplifiers.
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