High-power operation of quantum-dot semiconductor disk laser at 1180 nm

Dalia Al Nakdali, Mahmoud Gaafar, Mohammad K. Shakfa, Fan Zhang, Max Vaupel, Ksenia Fedorova, Arash Rahimi-Iman, Edik Rafailov, Martin Koch

Research output: Contribution to journalArticlepeer-review

Abstract

In this letter, we report on a high-power operation of an optically pumped quantum-dot semiconductor disk laser designed for emission at 1180 nm. As a consequence of the optimization of the operation conditions, a record-high continuous-wave output power exceeding 7 W is obtained for this wavelength at a heat-sink temperature of 2 °C. A wavelength tuning over a range of 37 nm is achieved using a birefringent filter inside the cavity.

Original languageEnglish
Pages (from-to)1128-1131
Number of pages4
JournalIEEE Photonics Technology Letters
Volume27
Issue number10
Early online date3 Mar 2015
DOIs
Publication statusPublished - 15 May 2015

Bibliographical note

© 2015 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works.

Funding: European Community’s Seventh Framework Programme through the FAST-DOT Project under Contract 224338 and in part by the German Research Foundation under Project GRK1782

Keywords

  • optical pumping
  • quantum-dot (QD) semiconductors
  • semiconductor disk laser (SDL)
  • vertical-external cavity surface-emitting laser (VECSEL)
  • wavelength tuning

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