实现O + E频段的0.7dB/m增益,通过促进双通配置的双通酸纤维中BACs-P的形成
Optics letters
|November 15, 2024
概括
优化胺合酸纤维 (BPSF) 的拉动条件显著提高了胺活性中心的吸收. 这使得高光纤放大器可以在更短的光纤长度下获得高光纤增强效益,克服了以前的限制.
科学领域:
- 材料科学 材料科学 材料科学
- 光学工程是指光学工程.
- 光子学 是一个光子学.
背景情况:
- 木合纤维 (BDF) 放大器受到有效放大所需的长纤维长度的限制.
- 由于需要广泛的纤维长度来实现足够的增益,BDF的实际应用受到阻碍.
研究的目的:
- 开发一种方法,以改善胺合酸纤维 (BPSF) 中胺活性中心 (BAC) 的活性吸收.
- 通过优化制造参数,使用显著更短的光纤长度来实现高光学增益.
主要方法:
- 使用改性化学蒸汽沉积 (MCVD) 工艺制造BPSF预成型.
- 在九个不同的条件下,在不同的绘制温度和速度下,将BPSF预制成纤维.
- 描述BACs的活性吸收和光学增益性能.
主要成果:
- 优化绘制条件 (温度升高,速度降低) 提高了BACs的活性吸收.
- 在45米BPSF时,在1350nm时获得了31.6dB的最大增益.
- 对于BPSF (0.7dB/m),报告的每单位长度增益最高,在90nm范围 (1311-1401nm) 上增益>20dB.
结论:
- 优化拉动条件是一种可行的方法,可以改善BAC的吸收,并在短BPSF中获得高收益.
- 开发的BPSF为实际的光学放大应用提供了显著的进步.
- 这项研究为BPSF提供了每单位长度的创纪录增益,为更紧的放大器铺平了道路.
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