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首页> 外文期刊>Optics Letters >Optically pumped lasing at 3 mu m from compositionally graded GeSn with tin up to 22.3%
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Optically pumped lasing at 3 mu m from compositionally graded GeSn with tin up to 22.3%

机译:在3μm的光学泵浦在3μm,锡的合成渐变的Gesn,锡高达22.3%

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摘要

The recent demonstration of the GeSn laser opened a promising route towards the monolithic integration of light sources on the Si platform. A GeSn laser with higher Sn content is highly desirable to enhance the emission efficiency and to cover longer wavelength. This Letter reports optically pumped edge-emitting GeSn lasers operating at 3 mu m, whose device structure featured Sn compositionally graded with a maximum Sn content of 223%. By using a 1950-nm laser pumping in comparison with a 1064-nm pumping, the local heating and quantum defect were effectively reduced, which improved laser performance in terms of higher maximum lasing temperature and lower threshold. (C) 2018 Optical Society of America
机译:最近的GESN激光器的演示开启了朝着SI平台上的光源整合的有希望的路线。 具有较高SN含量的GESN激光非常希望能够提高发光效率并覆盖更长的波长。 这封信报告了光学泵浦的边缘发射GESN激光器,在3μm下工作,其器件结构特征在于SN合成的分级,最大SN含量为223%。 通过使用1950-nm激光泵送与1064-nm泵送相比,有效地减少了局部加热和量子缺陷,这在更高的最大激光温度和更低的阈值方面提高了激光性能。 (c)2018年光学学会

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  • 来源
    《Optics Letters》 |2018年第19期|共4页
  • 作者单位

    Univ Arkansas Dept Elect Engn Fayetteville AR 72701 USA;

    Univ Arkansas Dept Elect Engn Fayetteville AR 72701 USA;

    ASM 3440 East Univ Dr Phoenix AZ 85034 USA;

    Univ Arkansas Pine Bluff Dept Chem &

    Phys Pine Bluff AR 71601 USA;

    Univ Arkansas Dept Elect Engn Fayetteville AR 72701 USA;

    Wilkes Univ Dept Elect Engn Wilkes Barre PA 18766 USA;

    Dartmouth Coll Thayer Sch Engn Hanover NH 03755 USA;

    Univ Massachusetts Boston Dept Engn Boston MA 02125 USA;

    Univ Massachusetts Boston Dept Engn Boston MA 02125 USA;

    ASM 3440 East Univ Dr Phoenix AZ 85034 USA;

    Arktonics LLC 1339 South Pinnacle Dr Fayetteville AR 72701 USA;

    Univ Arkansas Pine Bluff Dept Chem &

    Phys Pine Bluff AR 71601 USA;

    Univ Arkansas Dept Elect Engn Fayetteville AR 72701 USA;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 计量学;光学;
  • 关键词

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