Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation

We present a novel concept for the stabilization of the carrier-envelope offset (CEO) frequency of femtosecond pulse trains from thin-disk laser oscillators by exploiting gain depletion modulation in the active gain region. We shine a small fraction of the laser output power back onto the thin disk...

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Main Authors: Jose R. C. Andrade, Norbert Modsching, Ayhan Tajalli, Christian M. Dietrich, Sven Kleinert, Fabian Placzek, Bernhard Kreipe, Stephane Schilt, Valentin J. Wittwer, Thomas Sudmeyer, Uwe Morgner
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8977387/
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spelling doaj-9700edadc8964ab6aff1f1b7353631d32021-03-29T18:03:08ZengIEEEIEEE Photonics Journal1943-06552020-01-011221910.1109/JPHOT.2020.29708588977387Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion ModulationJose R. C. Andrade0https://orcid.org/0000-0003-4242-4218Norbert Modsching1https://orcid.org/0000-0001-6316-8810Ayhan Tajalli2https://orcid.org/0000-0002-7650-6441Christian M. Dietrich3https://orcid.org/0000-0001-9618-7620Sven Kleinert4https://orcid.org/0000-0003-0622-1018Fabian Placzek5https://orcid.org/0000-0002-5449-745XBernhard Kreipe6Stephane Schilt7https://orcid.org/0000-0001-7101-5013Valentin J. Wittwer8Thomas Sudmeyer9Uwe Morgner10Institute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyLaboratoire Temps-Fr??quence (LTF), Institut de Physique, Université de Neuchâtel, Neuchâtel, SwitzerlandInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyLaboratoire Temps-Fr??quence (LTF), Institut de Physique, Université de Neuchâtel, Neuchâtel, SwitzerlandLaboratoire Temps-Fr??quence (LTF), Institut de Physique, Université de Neuchâtel, Neuchâtel, SwitzerlandLaboratoire Temps-Fr??quence (LTF), Institut de Physique, Université de Neuchâtel, Neuchâtel, SwitzerlandInstitute of Quantum Optics, Leibniz Universität Hannover, Hannover, GermanyWe present a novel concept for the stabilization of the carrier-envelope offset (CEO) frequency of femtosecond pulse trains from thin-disk laser oscillators by exploiting gain depletion modulation in the active gain region. We shine a small fraction of the laser output power back onto the thin disk allowing the population inversion in the gain medium to be controlled. We employ this technique in our home-built Kerr-lens mode-locked Yb:YAG thin-disk laser and benchmark the performance against the proven technique of pump current modulation for CEO stabilization, showing that the two techniques have equivalent performance. The new method which only requires an additional AOM demonstrates a scalable and cost-effective method for CEO stabilization of high-power laser oscillators.https://ieeexplore.ieee.org/document/8977387/Ultrafast oscillatorsCEO stabilization.
collection DOAJ
language English
format Article
sources DOAJ
author Jose R. C. Andrade
Norbert Modsching
Ayhan Tajalli
Christian M. Dietrich
Sven Kleinert
Fabian Placzek
Bernhard Kreipe
Stephane Schilt
Valentin J. Wittwer
Thomas Sudmeyer
Uwe Morgner
spellingShingle Jose R. C. Andrade
Norbert Modsching
Ayhan Tajalli
Christian M. Dietrich
Sven Kleinert
Fabian Placzek
Bernhard Kreipe
Stephane Schilt
Valentin J. Wittwer
Thomas Sudmeyer
Uwe Morgner
Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
IEEE Photonics Journal
Ultrafast oscillators
CEO stabilization.
author_facet Jose R. C. Andrade
Norbert Modsching
Ayhan Tajalli
Christian M. Dietrich
Sven Kleinert
Fabian Placzek
Bernhard Kreipe
Stephane Schilt
Valentin J. Wittwer
Thomas Sudmeyer
Uwe Morgner
author_sort Jose R. C. Andrade
title Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
title_short Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
title_full Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
title_fullStr Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
title_full_unstemmed Carrier-Envelope Offset Frequency Stabilization of a Thin-Disk Laser Oscillator via Depletion Modulation
title_sort carrier-envelope offset frequency stabilization of a thin-disk laser oscillator via depletion modulation
publisher IEEE
series IEEE Photonics Journal
issn 1943-0655
publishDate 2020-01-01
description We present a novel concept for the stabilization of the carrier-envelope offset (CEO) frequency of femtosecond pulse trains from thin-disk laser oscillators by exploiting gain depletion modulation in the active gain region. We shine a small fraction of the laser output power back onto the thin disk allowing the population inversion in the gain medium to be controlled. We employ this technique in our home-built Kerr-lens mode-locked Yb:YAG thin-disk laser and benchmark the performance against the proven technique of pump current modulation for CEO stabilization, showing that the two techniques have equivalent performance. The new method which only requires an additional AOM demonstrates a scalable and cost-effective method for CEO stabilization of high-power laser oscillators.
topic Ultrafast oscillators
CEO stabilization.
url https://ieeexplore.ieee.org/document/8977387/
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