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Dynamic characteristics and linewidth enhancement factor of quantum-dot vertical-cavity surface-emitting lasers

  • Peng Chun Peng
  • , Gray Lin
  • , Hao Chung Kuo
  • , Chao En Yeh
  • , Jui Nung Liu
  • , Chun Ting Lin
  • , Jason Chen
  • , Sien Chi
  • , Jim Y. Chi
  • , Shing Chung Wang

Research output: Contribution to journalArticlepeer-review

Abstract

This study explores the relative intensity noise characteristics of quantum-dot vertical-cavity surface-emitting lasers (QD VCSELs). The resonance frequency and eye diagram are presented. The linewidth enhancement factor (α factor) of QD VCSEL is also investigated experimentally. The values of α factor were measured to be between 0.48 and 0.60. Moreover, a photonic RF phase shifter is examined using the QD VCSEL. A phase shifter with a total phase shift of 2π was demonstrated. These investigations and demonstrations will be useful in the field of QD VCSEL.

Original languageEnglish
Article number5068481
Pages (from-to)844-849
Number of pages6
JournalIEEE Journal of Selected Topics in Quantum Electronics
Volume15
Issue number3
DOIs
Publication statusPublished - 2009 May

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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