Ultrafast gain recovery dynamics of the excited state in InGaAs quantum dot amplifiers

Schneider, S., Woggon, U., Borri, Paola ORCID: https://orcid.org/0000-0002-7873-3314, Langbein, Wolfgang Werner ORCID: https://orcid.org/0000-0001-9786-1023, Ouyang, D., Sellin, R. L. and Bimberg, D. 2005. Ultrafast gain recovery dynamics of the excited state in InGaAs quantum dot amplifiers. Presented at: Conference on Lasers & Electro-Optics (CLEO), Baltimore, MD, 22-27 May 2005. 2005 Conference on Lasers & Electro-Optics (CLEO) : May 22-27, 2005, Baltimore, MD. , vol.3 Washington, DC: IEEE, pp. 1674-1676. 10.1109/CLEO.2005.202237

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Abstract

The gain dynamics in electrically-pumped InGaAs quantum dot amplifiers at 300 K is measured to be in the subpicosecond range for both ground and excited state transitions, promising for all-optical signal processing at >40 GHz repetition rates.

Item Type:	Conference or Workshop Item (Paper)
Date Type:	Publication
Status:	Published
Schools:	Schools > Physics and Astronomy Schools > Biosciences
Subjects:	Q Science > QC Physics
Publisher:	IEEE
ISBN:	9781557527950
Last Modified:	25 Oct 2022 09:48
URI:	https://orca.cardiff.ac.uk/id/eprint/60064

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