Ultrafast polarisation switching in ridge-waveguide laser diodes
Ultrafast polarisation switching in ridge-waveguide laser diodes
- Author(s): A. Klehr ; A. Bärwolff ; R. Müller ; M. Voβ ; J. Sacher ; W. Elsässer ; E.O. Göbel
- DOI: 10.1049/el:19911049
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- Author(s): A. Klehr 1 ; A. Bärwolff 1 ; R. Müller 1 ; M. Voβ 1 ; J. Sacher 2 ; W. Elsässer 2 ; E.O. Göbel 2
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View affiliations
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Affiliations:
1: Abteilung Halbleiterlaserphysik, Zentralinstitut für Optik und Spektroskopie, Berlin, Germany
2: Fachbereich Physik, Philipps Universität Marburg, Marburg, Germany
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Affiliations:
1: Abteilung Halbleiterlaserphysik, Zentralinstitut für Optik und Spektroskopie, Berlin, Germany
- Source:
Volume 27, Issue 18,
29 August 1991,
p.
1680 – 1682
DOI: 10.1049/el:19911049 , Print ISSN 0013-5194, Online ISSN 1350-911X
Time resolved polarisation characteristics of 1.3μm GaInAsP/InP-RW lasers are presented, showing the switching behaviour between the TE and TM mode as well as polarisation bistability. A switching time of about 50ps is observed for the transition between TE and TM polarisation under 900MHz current modulation. This is the shortest switching time measured so far.
Inspec keywords: light polarisation; high-speed optical techniques; semiconductor junction lasers; indium compounds; optical switches; III-V semiconductors; gallium arsenide
Other keywords:
Subjects: Design of specific laser systems; Ultrafast optical techniques; Semiconductor lasers; Lasing action in semiconductors
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