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首页> 外文期刊>Journal of Crystal Growth >Influence of arsenic flux on the annealing properties of GalnNAs quantum wells for long wavelength laser applications around 1.6 μm
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Influence of arsenic flux on the annealing properties of GalnNAs quantum wells for long wavelength laser applications around 1.6 μm

机译:砷通量对1.6μm左右长波长激光应用中GalnNAs量子阱退火性能的影响

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摘要

The influence of the arsenic flux during molecular beam epitaxy growth of 1.5-1.6-μm-emitting GalnNAs quantum wells on the annealing properties is studied. Reducing the arsenic flux results in an increase of the time needed for optimum annealing and offers an easy possibility for tailoring the annealing behavior of GalnNAs layers. Investigation of the annealing behavior of complete laser structures shows that over-annealing can already occur after the growth of complete laser structures due to the high substrate temperature during growth of cladding layers. Applying these observations to the growth of laser structures results in laser diodes covering the wavelength range from 1460 to 1610 nm with threshold current densities in the range 1.3-3.3 kA/cm~2.
机译:研究了发射1.5-1.6μm的GalnNAs量子阱分子束外延生长过程中砷通量对退火性能的影响。减少砷通量会导致最佳退火所需的时间增加,并为调整GalnNAs层的退火行为提供了简便的可能性。对完整激光器结构的退火行为的研究表明,由于在熔覆层生长过程中衬底温度较高,因此在完整激光器结构生长之后就已经可能发生过度退火。将这些观察结果应用于激光结构的生长会导致激光二极管覆盖1460至1610 nm的波长范围,阈值电流密度在1.3-3.3 kA / cm〜2的范围内。

著录项

  • 来源
    《Journal of Crystal Growth》 |2009年第7期|1715-1718|共4页
  • 作者单位

    Universitaet Wuerzburg, Technische Physik, Am Hubland, D-97074 Wuerzburg, Germany;

    Universitaet Wuerzburg, Technische Physik, Am Hubland, D-97074 Wuerzburg, Germany;

    Nanoplus Nanosystems & Technologies GmbH, Oberer Kirschberg 4, D-97218 Gerbrunn, Germany;

    Universitaet Wuerzburg, Technische Physik, Am Hubland, D-97074 Wuerzburg, Germany;

    Universitaet Wuerzburg, Technische Physik, Am Hubland, D-97074 Wuerzburg, Germany;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);美国《生物学医学文摘》(MEDLINE);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    defects; molecular beam epitaxy; dilute nitrides; semiconducting Ⅲ-V materials; laser diodes;

    机译:缺陷分子束外延稀氮化物半导体Ⅲ-Ⅴ材料;激光二极管;

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