Few-Mode Erbium-Doped Fiber with Three-Layer Center-Recessed Doping for Gain Equalization.

Sensors (Basel) · 2025 · PMC11990933 · PMID 40218523

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an overall trendno p-value reported

We observed that the gain increased as the signal optical power decreased, while the DMG exhibited an overall trend of increasing as the signal optical energy decreased.

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