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Resonance Modes in InAs/InGaAlAs/InP Quantum Dot Microdisk Resonators

机译:InAs / InGaAlAs / InP量子点微盘谐振器中的谐振模式

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摘要

Quantum dots (QDs) can provide an efficient mechanism for stimulated emission in active region of micro-resonator lasers. Active-microdisk resonators offer great advantage in obtaining stimulated emission in small volume (1) since they support whispering-gallery modes (WGMs), which are very confined resonances with maximum intensity near the disk edge (2). Microdisks are shown to produce a high quality factor Q (3) which may consequently lead to low laser thresholds. High-quality self-assembled QD lasers based on InAs/GaAs (4,5) and InAs/InP (6-8) have been demonstrated. InAs QD's on InP substrates have been shown to emit in the wavelength range of 1200-2000 nm with high efficiency (9-11), but the best results reported on InAs/InP QD lasers are limited to either optical pumping or pulsed current injection operation at room
机译:量子点(QD)可以为微谐振器激光器的有源区域中的受激发射提供有效的机制。有源微型磁盘谐振器在小体积(1)中获得受激发射方面具有巨大优势,因为它们支持耳语画廊模式(WGM),这是非常狭窄的谐振,在磁盘边缘附近具有最大强度(2)。微型磁盘显示出高品质因数Q(3),因此可能导致较低的激光阈值。已经证明了基于InAs / GaAs(4,5)和InAs / InP(6-8)的高质量自组装QD激光器。已显示InP基板上的InAs QD可以在1200-2000 nm的波长范围内高效发光(9-11),但是InAs / InP QD激光器报告的最佳结果仅限于光泵浦或脉冲电流注入操作在房间里

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  • 来源
  • 会议地点 Sao Paulo(BR);Sao Paulo(BR)
  • 作者单位

    Applied Physics Department, "Gleb Wataghin" Physics Institute, University of Campinas - UNICAMP, 13083-970 Campinas, SP, Brazil;

    Applied Physics Department, "Gleb Wataghin" Physics Institute, University of Campinas - UNICAMP, 13083-970 Campinas, SP, Brazil;

    Semiconductor Laboratory, Telecommunication Research Center, PUC-Rio, 22451-041 Rio de Janeiro, RJ, Brazil;

    Semiconductor Laboratory, Telecommunication Research Center, PUC-Rio, 22451-041 Rio de Janeiro, RJ, Brazil;

    Physics Institute, Federal University of Rio de Janeiro - UFRJ, 21941-909 Rio de Janeiro, RJ, Brazil;

    et al;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 半导体技术;
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