Carrier lifetime of GeSn measured by spectrally resolved picosecond photoluminescence spectroscopy

Brian Julsgaard; Nils von den Driesch; Peter Tidemand-Lichtenberg; Christian Pedersen; Zoran Ikonic; Dan Buca

doi:10.1364/PRJ.385096

Photonics Research, Volume. 8, Issue 6, 788(2020)

Carrier lifetime of GeSn measured by spectrally resolved picosecond photoluminescence spectroscopy

Brian Julsgaard^1、*, Nils von den Driesch^2,3, Peter Tidemand-Lichtenberg⁴, Christian Pedersen⁴, Zoran Ikonic⁵, and Dan Buca²

Author Affiliations

¹Department of Physics and Astronomy, Aarhus University, Ny Munkegade 120, DK-8000 Aarhus C, Denmark

²Peter Grünberg Institute 9 (PGI 9), Forschungszentrum Jülich, 52425 Jülich, Germany

³JARA-Institut Green IT, RWTH Aachen, Germany

⁴DTU Fotonik, Technical University of Denmark, Frederiksborgvej 399, DK-4000 Roskilde, Denmark

⁵Pollard Institute, School of Electronic and Electrical Engineering, University of Leeds, Leeds, UK

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Supplementary Materials

Visualization 1 | Reconstructed emission spectra of a germanium-tin alloy after pulsed laser excitation. The different colors refer to the absorbed number of photons per square centimeter according to the legend.

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Brian Julsgaard, Nils von den Driesch, Peter Tidemand-Lichtenberg, Christian Pedersen, Zoran Ikonic, Dan Buca. Carrier lifetime of GeSn measured by spectrally resolved picosecond photoluminescence spectroscopy[J]. Photonics Research, 2020, 8(6): 788

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Paper Information

Category: Spectroscopy

Received: Dec. 3, 2019

Accepted: Mar. 9, 2020

Published Online: Apr. 30, 2020

The Author Email: Brian Julsgaard (brianj@phys.au.dk)

DOI:10.1364/PRJ.385096

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology