| 大模场面积掺镱双包层光纤研究 |
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| 引用本文： | 衣永青,黄榜才,宁鼎. 大模场面积掺镱双包层光纤研究[J]. 光子学报, 2008, 37(10): 1928-1931 |
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| 作者姓名： | 衣永青 黄榜才 宁鼎 |
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| 作者单位： | 中国电子科技集团公司第四十六研究所,天津,300220;中国电子科技集团公司第四十六研究所,天津,300220;中国电子科技集团公司第四十六研究所,天津,300220 |
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| 摘 要： | 采用改进的化学汽相沉积工艺,沉积了光纤阻挡层和疏松层.结合溶液掺杂技术,研究了疏松层沉积温度、镱铝共掺工艺条件对掺镱浓度的影响,研究了大模场面积纤芯的制备工艺,实现了高浓度大模场面积掺镱双包层光纤的研制.测量并分析了光纤的光学性能参数及其激光特性,光纤芯径达到30 μm,纤芯摻镱浓度提高到4 000 ppm以上,芯数值孔径降至0.07,光纤的模场面积从113 μm2 提高到1 256 μm2,光纤的非线性效应阈值功率由12 W提高到大于128 W.
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| 关 键 词： | 光纤元件 大模场面积 Yb3+掺杂 双包层光纤 MCVD工艺 溶液掺杂 |
| 收稿时间： | 2007-03-29 |
| 修稿时间： | 2007-08-17 |
Large Mode Area Yb~(3+)-doped Double-clad Optical Fibers |
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| YI Yong-qing,HUANG Bang-cai,NING Ding. Large Mode Area Yb~(3+)-doped Double-clad Optical Fibers[J]. Acta Photonica Sinica, 2008, 37(10): 1928-1931 |
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| Authors: | YI Yong-qing HUANG Bang-cai NING Ding |
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| Affiliation: | YI Yong-qing,HUANG Bang-cai,NING Ding(The 46th Research Institute of Chinese Electronic Technology Group,Tianjin 300220,China) |
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| Abstract: | With the MCVD(Modified Chemical Vapor Deposition) manufacture technics,the fiber isolation layers and porous frits were deposited.Under the condition of solution-doping,the effect of the technics,such as the temperature of porous frits,and Yb-Al codoping,were investigated.The core fabrication of the large mode area fiber was studied.The high concentration large mode area Yb-doped double clad fiber was obtained.The fiber optical parameters and laser characteristic were measured and analysed.The fiber core di... |
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| Keywords: | Fiber component Large mode area Yb3+-doped Double-clad fiber MCVD technology Solution doping |
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