Mr. Martin Gebhardt Profile

Martin Gebhardt

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Author

Publications (24)

Proceedings Article | 5 March 2021 Presentation

Long-term stable 120W fiber CPA with 1.3GW peak power at 2µm

Christian Gaida, Fabian Stutzki, Martin Gebhardt, Tobias Heuermann, Sven Breitkopf, Jan Rothhardt, Tino Eidam, Jens Limpert

Proc. SPIE. 11676, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XXI

KEYWORDS: Fiber amplifiers, Energy efficiency, High power lasers, Laser applications, Fiber lasers, Laser stabilization, Ultrafast lasers, Thulium, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 5 March 2021 Presentation

Silicon laser dicing with picosecond pulses at 2-µm wavelength

Markus Blothe, Maxime Chambonneau, Tobias Heuermann, Martin Gebhardt, Jens Limpert, Stefan Nolte

Proc. SPIE. 11673, Laser Applications in Microelectronic and Optoelectronic Manufacturing (LAMOM) XXVI

KEYWORDS: Wafer-level optics, Femtosecond phenomena, Silicon, Laser development, Fiber lasers, Semiconductor lasers, Microelectronics, Picosecond phenomena, Semiconducting wafers, Wafer dicing

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Proceedings Article | 5 March 2021 Presentation

CEO-stable pulses from a 1kW fiber CPA

Evgeny Shestaev, Steffen Haedrich, Nico Walther, Tamas Nagy, Peter Simon, Andreas Blumenstein, Arno Klenke, Robert Klas, Joachim Buldt, Henning Stark, Martin Gebhardt, Sven Breitkopf, Christian Gaida, Péter Jójárt, Imre Seres, Zoltán Várallyay, Ádám Börzsönyi, Tino Eidam, Jens Limpert

Proc. SPIE. 11676, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XXI

KEYWORDS: Light sources, Amplifiers, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 5 March 2021 Presentation + Paper

High repetition rate high-order harmonic generation up to the carbon K-edge in an antiresonant hollow-core fiber

Martin Gebhardt, Tobias Heuermann, Robert Klas, Alexander Kirsche, Chang Liu, Ziyao Wang, Mathias Lenski, Christian Gaida, Cesar Jauregui, Jose Antonio-Lopez, Axel Schülzgen, Rodrigo Amezcua-Correa, Jan Rothhardt, Jens Limpert

Proc. SPIE. 11676, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XXI

KEYWORDS: Carbon, Ultrafast phenomena, Coherence imaging, Spectroscopy, X-rays, X-ray sources, Fiber lasers, Absorption spectroscopy, High harmonic generation, Ultrafast laser spectroscopy

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Proceedings Article | 5 March 2021 Presentation

High repetition rate high harmonic generation with ultra-high photon flux

Maxim Tschernajew, Steffen Haedrich, Robert Klas, Martin Gebhardt, Roland Horsten, Sven Weerdenburg, Sergey Pyatchenkov, Wim Coene, Christian Gaida, Sven Breitkopf, Jan Rothhardt, Tino Eidam, Jens Limpert

Proc. SPIE. 11676, Frontiers in Ultrafast Optics: Biomedical, Scientific, and Industrial Applications XXI

KEYWORDS: Ultrafast phenomena, Coherence imaging, Statistical analysis, X-rays, Laser applications, Fiber lasers, Extreme ultraviolet, High harmonic generation

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Proceedings Article | 21 February 2020 Paper

Watt-class optical parametric amplification driven by a thulium doped fiber laser in the molecular fingerprint region

Tobias Heuermann, Martin Gebhardt, Ziyao Wang, Christian Gaida, Fréderic Maes, Cesar Jauregui, Jens Limpert

Proc. SPIE. 11260, Fiber Lasers XVII: Technology and Systems

KEYWORDS: Mid-IR, Optical amplifiers, Crystals, Fiber lasers, High power fiber amplifiers, Nonlinear crystals

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Proceedings Article | 21 February 2020 Paper

Soft x-ray high order harmonic generation driven by high repetition rate ultrafast thulium-doped fiber lasers

Martin Gebhardt, Tobias Heuermann, Ziyao Wang, Mathias Lenski, Christian Gaida, Robert Klas, Alexander Kirsche, Steffen Hädrich, Jan Rothhardt, Jens Limpert

Proc. SPIE. 11260, Fiber Lasers XVII: Technology and Systems

KEYWORDS: Ultrafast phenomena, Optical filters, Argon, Spectroscopy, X-rays, Fiber lasers, Aluminum, Harmonic generation, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 21 February 2020 Paper

108 W average power ultrashort pulses with GW-level peak power from a Tm-doped fiber CPA system

Ziyao Wang, Tobias Heuermann, Martin Gebhardt, Christian Gaida, Cesar Jauregui, Jens Limpert

Proc. SPIE. 11260, Fiber Lasers XVII: Technology and Systems

KEYWORDS: Fiber amplifiers, Mid-IR, Optical amplifiers, Amplifiers, Fiber lasers, Ultrafast lasers, Laser systems engineering

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Proceedings Article | 7 March 2019 Paper

High power frequency comb delivered by a Tm-doped fiber laser

Evgeny Shestaev, Christian Gaida, Tobias Heuermann, Martin Gebhardt, Thomas Butler, Daniel Gerz, Nikolai Lilienfein, Phillipp Sulzer, Marc Fischer, Ronald Holzwarth, Alfred Leitenstorfer, Ioachim Pupeza, Jens Limpert

Proc. SPIE. 10897, Fiber Lasers XVI: Technology and Systems

KEYWORDS: Mid-IR, Fluctuations and noise, Interferometers, Fiber lasers, Frequency combs, Feedback signals, Laser systems engineering

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Proceedings Article | 7 March 2019 Paper

High-power ultrafast Tm-doped fiber lasers for the generation of mid-infrared radiation in the molecular fingerprint region

Tobias Heuermann, Martin Gebhardt, Christian Gaida, Ioachim Pupeza, Jens Limpert

Proc. SPIE. 10897, Fiber Lasers XVI: Technology and Systems

KEYWORDS: Ultrafast phenomena, Mid-IR, Spectroscopy, Crystals, Amplifiers, Fiber lasers, Life sciences, Molecular lasers, Difference frequency generation

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Proceedings Article | 7 March 2019 Paper

Observation of transverse-mode instabilities in a thulium-doped fiber amplifier

Christian Gaida, Martin Gebhardt, Tobias Heuermann, Ziyao Wang, Fabian Stutzki, Cesar Jauregui, Jens Limpert

Proc. SPIE. 10897, Fiber Lasers XVI: Technology and Systems

KEYWORDS: Thermography, Ultrafast phenomena, Fiber amplifiers, Continuous wave operation, Optical amplifiers, Photonic crystal fibers, Fiber lasers, Semiconductor lasers, Laser damage threshold, Laser systems engineering

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Proceedings Article | 7 March 2019 Paper

Tm:fiber CPA driven nonlinear pulse compression stage delivering multi-GW, sub-10 fs pulses at 20 W of average power

Martin Gebhardt, Christian Gaida, Tobias Heuermann, Cesar Jauregui, Jose Antonio-Lopez, Axel Schulzgen, Rodrigo Amezcua-Correa, Jan Rothhardt, Jens Limpert

Proc. SPIE. 10897, Fiber Lasers XVI: Technology and Systems

KEYWORDS: Ultrafast phenomena, Mid-IR, Short wave infrared radiation, Laser sources, Silica, Dispersion, Fiber lasers, Photonics, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 4 March 2019 Presentation

Coherent mid-infrared spectroscopy driven by 2-µm femtosecond lasers (Conference Presentation)

Thomas Butler, Daniel Gerz, Christina Hofer, Marinus Huber, Wolfgang Schweinberger, Jia Xu, Nikolai Lilienfein, Christian Gaida, Tobias Heuermann, Martin Gebhardt, Evgeny Shestaev, Jens Limpert, Ferenc Krausz, Ioachim Pupeza

Proc. SPIE. 10902, Nonlinear Frequency Generation and Conversion: Materials and Devices XVIII

KEYWORDS: Infrared detectors, Mid-IR, Temporal coherence, Femtosecond phenomena, Spectroscopy, Infrared lasers, Infrared spectroscopy, Laser spectroscopy, Infrared radiation, Molecular spectroscopy

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Proceedings Article | 26 February 2018 Paper

Nonlinear pulse compression stage delivering 43-W few-cycle pulses with GW peak-power at 2-µm wavelength

Martin Gebhardt, Christian Gaida, T. Heuermann, F. Stutzki, C. Jauregui, J. Antonio-Lopez, A. Schüuzgen, R. Amezcua-Correa, A. Tünnermann, J. Limpert

Proc. SPIE. 10512, Fiber Lasers XV: Technology and Systems

KEYWORDS: Ultrafast phenomena, Mid-IR, Laser sources, Refractive index, Fiber lasers, Ionization, Atmospheric propagation, Pulsed laser operation, Laser systems engineering, Absorption

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Proceedings Article | 22 February 2017 Presentation + Paper

Self-protecting nonlinear compression in a solid fiber for long-term stable ultrafast lasers at 2 µm wavelength

Fabian Stutzki, Christian Gaida, Martin Gebhardt, Cesar Jauregui, Jens Limpert, Andreas Tünnermann, Ioachim Pupeza

Proc. SPIE. 10083, Fiber Lasers XIV: Technology and Systems

KEYWORDS: Fiber amplifiers, Mid-IR, Silica, Complex systems, Laser applications, Fiber lasers, Solids, Ultrafast lasers, YAG lasers, Medium wave, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 22 February 2017 Presentation + Paper

Towards sub-100 fs multi-GW pulses directly emitted from a Thulium-doped fiber CPA system

C. Gaida, M. Gebhardt, F. Stutzki, C. Jauregui, J. Limpert, A. Tünnermann

Proc. SPIE. 10083, Fiber Lasers XIV: Technology and Systems

KEYWORDS: Optical fibers, Fiber amplifiers, Mid-IR, Amplifiers, Fiber lasers, Humidity, Ultrafast lasers, Laser spectroscopy, Thulium, Picosecond phenomena, Pulsed laser operation, Laser systems engineering, Absorption

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Proceedings Article | 22 February 2017 Paper

High-average power 4 GW pulses with sub-8 optical cycles from a Tm-doped fiber laser driven nonlinear pulse compression stage

Martin Gebhardt, Christian Gaida, Fabian Stutzki, Steffen Hädrich, Cesar Jauregui, Jens Limpert, Andreas Tünnermann

Proc. SPIE. 10083, Fiber Lasers XIV: Technology and Systems

KEYWORDS: Ultrafast phenomena, Fiber amplifiers, Mid-IR, Laser sources, Silica, Capillaries, Complex systems, Nitrogen, Fiber lasers, Nonlinear optics, Pulsed laser operation

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Proceedings Article | 11 March 2016 Paper

Self-compression to 24 MW peak power in a fused silica solid-core fiber using a high-repetition rate thulium-based fiber laser system

Martin Gebhardt, Christian Gaida, Fabian Stutzki, Steffen Hädrich, Cesar Jauregui, Jens Limpert, Andreas Tünnermann

Proc. SPIE. 9728, Fiber Lasers XIII: Technology, Systems, and Applications

KEYWORDS: Ultrafast phenomena, Fiber amplifiers, Physics, Kerr effect, Fiber lasers, Ultrafast lasers, Thulium, Pulsed laser operation, Laser systems engineering

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Proceedings Article | 4 March 2015 Paper

Sub-700fs pulses at 152 W average power from a Tm-doped fiber CPA system

Christian Gaida, Fabian Stutzki, Martin Gebhardt, Florian Jansen, Andreas Wienke, Uwe Zeitner, Frank Fuchs, Cesar Jauregui, Dieter Wandt, Dietmar Kracht, Jens Limpert, Andreas Tünnermann

Proc. SPIE. 9344, Fiber Lasers XII: Technology, Systems, and Applications

KEYWORDS: Ultrafast phenomena, Fiber amplifiers, Diffraction, Optical amplifiers, Oscillators, Fiber lasers, Thermal effects, Medium wave, Dielectric polarization, Laser systems engineering

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Proceedings Article | 4 March 2015 Paper

Peak power scaling of thulium-doped ultrafast fiber laser systems

Martin Gebhardt, Christian Gaida, Fabian Stutzki, Cesar Jauregui, Jens Limpert, Andreas Tünnermann

Proc. SPIE. 9344, Fiber Lasers XII: Technology, Systems, and Applications

KEYWORDS: Ultrafast phenomena, Fiber amplifiers, Distortion, Fiber lasers, Wave propagation, Humidity, Atmospheric propagation, Beam propagation method, Laser systems engineering, Absorption

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Proceedings Article | 9 June 2014 Paper

Thulium fiber laser and application development

Lawrence Shah, Christian Gaida, Martin Gebhardt, Alex Sincore, Joshua Bradford, Nils Gehlich, Ilya Mingareev, Martin Richardson

Proc. SPIE. 9081, Laser Technology for Defense and Security X

KEYWORDS: Defense and security, Fiber amplifiers, Mid-IR, Optical parametric oscillators, Optical amplifiers, Laser applications, Laser development, Fiber lasers, Thulium, YAG lasers

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Proceedings Article | 6 March 2014 Paper

Utilizing the transparency of semiconductors via "backside" machining with a nanosecond 2 um Tm:fiber laser

Nils Gehlich, Tobias Bonhoff, Laura Sisken, Mark Ramme, Christian Gaida, Martin Gebhardt, Ilya Mingareev, Lawrence Shah, Martin Richardson

Proc. SPIE. 8968, Laser-based Micro- and Nanoprocessing VIII

KEYWORDS: Semiconductors, Transparency, Gallium arsenide, Silicon, Laser processing, Semiconductor lasers, Scanning electron microscopy, Semiconducting wafers, Pulsed laser operation, Absorption

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Proceedings Article | 22 March 2013 Paper

Peak power scaling in Tm doped fiber lasers to MW-level

Christian Gaida, Martin Gebhardt, Pankaj Kadwani, Lasse Leick, Jes Broeng, Lawrence Shah, Martin Richardson

Proc. SPIE. 8601, Fiber Lasers X: Technology, Systems, and Applications

KEYWORDS: Diffraction, Mirrors, Optical amplifiers, Oscillators, Cladding, Reflectivity, Amplifiers, Fiber lasers, Photonics, Thulium

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Proceedings Article | 9 March 2013 Paper

Silicon backside machining using a nanosecond 2-µm Tm:fiber laser

Lawrence Shah, Tobias Bonhoff, Thomas Ferhat, Ashraf El-Sherif, Mark Ramme, Christina C. Willis, Matthieu Baudelet, Pankaj Kadwani, Christian Gaida, Martin Gebhardt, Ilya Mingareev, Martin Richardson

Proc. SPIE. 8612, Micromachining and Microfabrication Process Technology XVIII

KEYWORDS: Optical parametric oscillators, Oscillators, Silicon, Laser applications, Semiconductor lasers, Laser ablation, Laser damage threshold, Semiconducting wafers, Pulsed laser operation, Laser systems engineering

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Showing 5 of 24 publications

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