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:

Authors	Institution or Email of Authors	Author's ORCID iD	ORCID Put Code
Wienold, Martin	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED
Alam, Tasmim	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED
Lü, Xiang	Paul-Drude-Institut für Festkörperelektronik, Berlin, Germany	UNSPECIFIED	UNSPECIFIED
Biermann, Klaus	Paul-Drude-Institut für Festkörperelektronik, Berlin, Germany	UNSPECIFIED	UNSPECIFIED
Schrottke, Lutz	Paul-Drude-Institut für Festkörperelektronik, Berlin, Germany	UNSPECIFIED	UNSPECIFIED
Grahn, Holger T.	Paul-Drude-Institut für Festkörperelektronik, Berlin, Germany	UNSPECIFIED	UNSPECIFIED
Hübers, Heinz-Wilhelm	UNSPECIFIED	UNSPECIFIED	UNSPECIFIED

Date:

23 December 2019

Refereed publication:

Yes

Open Access:

Gold Open Access:

In SCOPUS:

In ISI Web of Science:

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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