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Stabilization of terahertz quantum-cascade lasers by near-infrared optical excitation

Wienold, Martin and Alam, Tasmim and Lü, Xiang and Biermann, Klaus and Schrottke, Lutz and Grahn, Holger T. and Hübers, Heinz-Wilhelm (2019) Stabilization of terahertz quantum-cascade lasers by near-infrared optical excitation. 31ST IEEE INTERNATIONAL SYMPOSIUM ON SPACE TERAHERTZ TECHNOLOGY, 2020-03-08 - 2020-03-11, Tempe (Arizona), USA.

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Abstract

Previously, we have demonstrated how near-infrared excitation can be exploited for light-induced frequency tuning of THz QCLs. Here, we show how this effect in combination with the tuning of the QCL driving current can be used to realize simultaneous frequency and power stabilization.

Item URL in elib:https://elib.dlr.de/140539/
Document Type:Conference or Workshop Item (Speech)
Title:Stabilization of terahertz quantum-cascade lasers by near-infrared optical excitation
Authors:
AuthorsInstitution or Email of AuthorsAuthor's ORCID iDORCID Put Code
Wienold, MartinUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Alam, TasmimUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Lü, XiangPaul-Drude-Institut für Festkörperelektronik, Berlin, GermanyUNSPECIFIEDUNSPECIFIED
Biermann, KlausPaul-Drude-Institut für Festkörperelektronik, Berlin, GermanyUNSPECIFIEDUNSPECIFIED
Schrottke, LutzPaul-Drude-Institut für Festkörperelektronik, Berlin, GermanyUNSPECIFIEDUNSPECIFIED
Grahn, Holger T.Paul-Drude-Institut für Festkörperelektronik, Berlin, GermanyUNSPECIFIEDUNSPECIFIED
Hübers, Heinz-WilhelmUNSPECIFIEDUNSPECIFIEDUNSPECIFIED
Date:23 December 2019
Refereed publication:Yes
Open Access:No
Gold Open Access:No
In SCOPUS:No
In ISI Web of Science:No
Status:Accepted
Keywords:laser stabilization, terahertz quantum-cascade laser, light-induced frequency tuning
Event Title:31ST IEEE INTERNATIONAL SYMPOSIUM ON SPACE TERAHERTZ TECHNOLOGY
Event Location:Tempe (Arizona), USA
Event Type:international Conference
Event Start Date:8 March 2020
Event End Date:11 March 2020
HGF - Research field:Aeronautics, Space and Transport
HGF - Program:Space
HGF - Program Themes:Earth Observation
DLR - Research area:Raumfahrt
DLR - Program:R EO - Earth Observation
DLR - Research theme (Project):R - Terahertz spectrometer for atomic oxygen in the mesosphere/thermosphere
Location: Berlin-Adlershof
Institutes and Institutions:Institute of Optical Sensor Systems > Terahertz and Laser Spectroscopy
Deposited By: Wienold, Martin
Deposited On:19 Jan 2021 09:30
Last Modified:24 Apr 2024 20:41

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