In-Situ Grown Erbium-Doped Dielectric Nanoparticles in Silica-Based Transparent Optical Fibers

TL;DR

This paper presents a novel fabrication method for Er3+-doped silica fibers with in-situ grown nanoparticles, resulting in low-loss, broad-spectrum fibers suitable for enhanced optical amplification.

Contribution

It introduces an efficient in-situ growth technique for Er3+-doped nanoparticles in silica fibers, improving their optical properties for fiber amplifiers.

Findings

Low fiber loss of 0.4 dB/m

Broadened Er3+ emission spectrum

Potential for improved fiber amplifiers

Abstract

An efficient method to fabricate transparent glass ceramic fibers containing in-situ grown Er3+-doped oxide nanoparticles is presented. Characterization of the drawn fibers exhibits low loss (0.4 dB/m) and broadened Er3+ emission spectrum. This attractive method offers new scopes for fiber amplifiers.