Bulk-micromachined VCSEL At 1.55 μm With 76-nm single-mode continuous tuning range

S. Jatta, B. Kögel, M. Maute, K. Zogal, F. Riemenschneider, G. Böhm, M. C. Amann, P. Meißner

Research output: Contribution to journalArticlepeer-review

28 Scopus citations

Abstract

A single-mode continuous tuning range of 76 nm is realized using a bulk-micromachined vertical-cavity surface-emitting laser (VCSEL) operating at wavelengths around 1.55 μm. The bulk-micromachined upper mirror is optimized for dielectric material and manufactured separately from the half-VCSEL. The VCSEL is tuned by an electrothermal actuation of a concave bended membrane. The tuning range characteristics in dependence on the bias of the VCSEL are investigated. It is determined that the tuning range saturates by increasing the current of the VCSEL and a further increase causes a multimode behavior within the tuning range.

Original languageEnglish
Article number5290154
Pages (from-to)1822-1824
Number of pages3
JournalIEEE Photonics Technology Letters
Volume21
Issue number24
DOIs
StatePublished - Dec 2009

Keywords

  • Bulk-micromachined
  • Dielectric
  • Microelectromechanical systems (MEMS)
  • Microoptoelectromechanical system (MOEMS)
  • Semiconductor laser
  • Tunable vertical-cavity surface-emitting laser (VCSEL)

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