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 language | English |
|---|---|
| Article number | 5068481 |
| Pages (from-to) | 844-849 |
| Number of pages | 6 |
| Journal | IEEE Journal of Selected Topics in Quantum Electronics |
| Volume | 15 |
| Issue number | 3 |
| DOIs | |
| Publication status | Published - 2009 May |
All Science Journal Classification (ASJC) codes
- Atomic and Molecular Physics, and Optics
- Electrical and Electronic Engineering
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