Prof. Thomas Südmeyer Profile

Prof. Thomas Südmeyer

Director, Laboratoire Temps-Fréquence at Univ de Neuchâtel

SPIE Involvement:

Author

Publications (31)

Proceedings Article | 11 March 2024 Presentation + Paper

Presentation + Paper

Dispersive mirrors for phase delay variation in THz-homodyne systems

Lisa Kreuzer, Nils Surkamp, Niklas Schulz, Valentin Wittwer, Martin Hoffmann, Thomas Südmeyer, Carsten Brenner, Milan Deumer, Robert Kohlhaas, Martin Hofmann

Proceedings Volume 12885, 128850Q (2024) https://doi.org/10.1117/12.2692885

KEYWORDS: Mirrors, Terahertz radiation, Laser frequency, Phase shifts, Phase shift keying, Phase modulation, Homodyne detection, Phase recovery, Data acquisition

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Proceedings Article | 13 March 2019 Presentation

Presentation

Gigahertz VECSEL frequency combs: Characterization, stabilization, and applications (Conference Presentation)

Pierre Brochard, Nayara Jornod, Valentin Wittwer, Stéphane Schilt, Thomas Südmeyer

Proceedings Volume 10901, 109010Q (2019) https://doi.org/10.1117/12.2514218

KEYWORDS: Frequency combs, Spectroscopy, Fiber lasers, Microwave radiation, Metrology, Solid state lasers, Ultrafast phenomena, Bulk lasers, Oscillators, Actuators

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Proceedings Article | 8 May 2018 Open Access

Open Access

Paper

Optical frequency comb stabilization of a gigahertz semiconductor disk laser

Nayara Jornod, Kutan Gürel, Valentin Wittwer, Pierre Brochard, Sargis Hakobyan, Stéphane Schilt, Dominik Waldburger, Ursula Keller, Thomas Südmeyer

Proceedings Volume 10638, 106381W (2018) https://doi.org/10.1117/12.2318621

KEYWORDS: Semiconductor lasers, Semiconductors, Modulation, Optical amplifiers, Diodes, Signal to noise ratio, Fiber amplifiers, Disk lasers, Amplitude modulation, Frequency combs

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Proceedings Article | 26 February 2018 Paper

Paper

Novel techniques for stabilizing fiber laser frequency combs

Kutan Gürel, Valentin Wittwer, Sargis Hakobyan, Nayara Jornod, Stéphane Schilt, Thomas Südmeyer

Proceedings Volume 10512, 105121N (2018) https://doi.org/10.1117/12.2288766

KEYWORDS: Fiber lasers, Modulation, Laser stabilization, Semiconductor lasers, Frequency combs, Continuous wave operation, Mirrors, Phase shift keying, Semiconductors, Laser resonators

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Proceedings Article | 15 February 2018 Paper

Paper

Carrier-envelope offset frequency stabilization of an ultrafast semiconductor laser

Nayara Jornod, Kutan Gürel, Valentin Wittwer, Pierre Brochard, Sargis Hakobyan, Stéphane Schilt, Dominik Waldburger, Ursula Keller, Thomas Südmeyer

Proceedings Volume 10515, 105150K (2018) https://doi.org/10.1117/12.2288974

KEYWORDS: Semiconductor lasers, Laser stabilization, Modulation, Optical amplifiers, Fiber amplifiers, Ultrafast phenomena, Semiconductors, Amplitude modulation

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Proceedings Article | 25 September 2017 Open Access

Open Access

Paper

First investigation of an all-fiber versatile laser frequency reference at 2 µm for CO2 lidar applications

S. Schilt, K. Hey Tow, R. Matthey, M. Petersen, L. Thévenaz, T. Südmeyer

Proceedings Volume 10562, 105620I (2017) https://doi.org/10.1117/12.2296203

KEYWORDS: Carbon monoxide, Optical fibers, Laser stabilization, Modulation, Gas lasers, Absorption, Signal detection, Astronomical imaging, Laser applications, Carbon dioxide lasers

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Proceedings Article | 23 November 2015 Paper

Paper

Comparative study of the laser damage threshold and optical characteristics of Ta2O5-SiO2 multilayers deposited using various methods

Roelene Botha, Silvia Schwyn Thöny, Martin Grössl, Safer Mourad, Clau Maissen, Jacobus Venter, Thomas Südmeyer, Martin Hoffmann, Pavel Bulkin, Sabine Linz-Dittrich, David Bischof, Markus Michler, Stefan Rinner, Andreas Ettemeyer

Proceedings Volume 9632, 963203 (2015) https://doi.org/10.1117/12.2194084

KEYWORDS: Manufacturing, Optical coatings, Polishing, Laser induced damage, Laser damage threshold, Silica, Multilayers, Optics manufacturing, Ion beams, Sputter deposition

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Proceedings Article | 20 February 2015 Paper

Paper

Kagome-type hollow-core photonic crystal fibers for beam delivery and pulse compression of high-power ultrafast lasers

C. Saraceno, F. Emaury, A. Diebold, C. Schriber, B. Debord, F. Gérôme, T. Südmeyer, F. Benabid, U. Keller

Proceedings Volume 9346, 93460Z (2015) https://doi.org/10.1117/12.2080749

KEYWORDS: Ultrafast lasers, Beam delivery, Oscillators, Medium wave, Photonic crystal fibers, Ultrafast phenomena, Mirrors, Laser systems engineering, Dispersion, Argon

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Proceedings Article | 26 February 2013 Paper

Paper

SESAM designs for ultrafast lasers

Clara Saraceno, Cinia Schriber, Mario Mangold, Martin Hoffmann, Oliver Heckl, Cyrill R. Baer, Matthias Golling, Thomas Südmeyer, Ursula Keller

Proceedings Volume 8601, 86010Q (2013) https://doi.org/10.1117/12.2008499

KEYWORDS: Reflectivity, Oscillators, Semiconductors, Semiconductor lasers, Quantum wells, Dielectrics, Laser damage threshold, Ultrafast lasers, Mode locking, Fiber lasers

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Proceedings Article | 18 February 2013 Paper

Paper

Passively mode-locked electrically pumped VECSELs

C. Zaugg, W. Pallmann, M. Mangold, V. Wittwer, H. Moench, S. Gronenborn, M. Miller, B. Tilma, T. Südmeyer, U. Keller

Proceedings Volume 8606, 86060G (2013) https://doi.org/10.1117/12.2002391

KEYWORDS: Reflectivity, Mode locking, Heatsinks, Quantum wells, Temperature metrology, Mirrors, Absorption, Output couplers, Semiconductor lasers, Electrons

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Proceedings Article | 18 February 2013 Paper

Paper

Characterization of nonlinear gain parameters in VECSELs to optimize femtosecond high average power operation

M. Mangold, V. Wittwer, O. Sieber, M. Hoffmann, M. Golling, T. Südmeyer, U. Keller

Proceedings Volume 8606, 860606 (2013) https://doi.org/10.1117/12.2002507

KEYWORDS: Reflectivity, Femtosecond phenomena, Temperature metrology, Quantum wells, Mode locking, Semiconductor lasers, Computer simulations, Diamond, Radon, Signal detection

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Proceedings Article | 11 May 2012 Paper

Paper

Current confinement in EP-VECSELs for high power single-mode operation suitable for passive mode-locking

Imad Dahhan, Yohan Barbarin, Martin Hoffmann, Wolfgang Pallmann, Christian Zaugg, Matthias Golling, Thomas Südmeyer, Ursula Keller, Bernd Witzigmann

Proceedings Volume 8433, 84330C (2012) https://doi.org/10.1117/12.921522

KEYWORDS: Etching, Quantum wells, Mode locking, Mirrors, Doping, Semiconductor lasers, Semiconductors, Resistance, Electrons, Solids

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Proceedings Article | 15 February 2012 Paper

Paper

SESAMs for high-power femtosecond modelocking: power scaling of an Yb:LuScO3 thin disk laser to 23 W and 235 fs

Clara Saraceno, Oliver Heckl, Cyrill R. Baer, Matthias Golling, Kolja Beil, Christian Kränkel, Klaus Petermann, Thomas Südmeyer, Günter Huber, Ursula Keller

Proceedings Volume 8235, 82350Z (2012) https://doi.org/10.1117/12.905979

KEYWORDS: Mode locking, Disk lasers, Femtosecond phenomena, Oscillators, Crystals, High power lasers, Continuous wave operation, Laser damage threshold, Semiconductor lasers, Laser crystals

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Proceedings Article | 15 February 2012 Paper

Paper

High-average power femtosecond VECSELs with tunable repetition rates up to 10 GHz

O. Sieber, V. Wittwer, M. Hoffmann, I. Krestnikov, S. Mikhrin, D. Livshits, M. Golling, T. Südmeyer, U. Keller

Proceedings Volume 8242, 824210 (2012) https://doi.org/10.1117/12.907002

KEYWORDS: Femtosecond phenomena, Quantum wells, Mode locking, Laser resonators, Output couplers, Metrology, Quantum dots, Laser optics, Mirrors, Modes of laser operation

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Proceedings Article | 15 February 2012 Paper

Paper

Sub-80-fs timing jitter of a stabilized SESAM modelocked VECSEL

V. Wittwer, R. van der Linden, B. Resan, K. Weingarten, T. Südmeyer, U. Keller

Proceedings Volume 8242, 82420Z (2012) https://doi.org/10.1117/12.906356

KEYWORDS: Semiconductor lasers, Laser stabilization, Actuators, Oscillators, Diodes, Interference (communication), Signal analyzers, Semiconductors, Mode locking, Active optics

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Proceedings Article | 15 February 2012 Paper

Paper

Characterization of gain parameters in quantum-dot and quantum-well based VECSEL structures

M. Mangold, V. Wittwer, O. Sieber, M. Hoffmann, M. Golling, T. Südmeyer, U. Keller

Proceedings Volume 8242, 82420X (2012) https://doi.org/10.1117/12.905744

KEYWORDS: Reflectivity, Quantum wells, Temperature metrology, Picosecond phenomena, Femtosecond phenomena, Quantum dots, Laser beam diagnostics, Semiconductor lasers, Diamond, Absorption

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Proceedings Article | 15 February 2012 Paper

Paper

MBE growth of electrically pumped VECSELs

M. Golling, W. Pallmann, C. Zaugg, T. Südmeyer, U. Keller

Proceedings Volume 8242, 824213 (2012) https://doi.org/10.1117/12.908554

KEYWORDS: Mirrors, Resistance, Semiconductor lasers, Mode locking, Doping, High power lasers, Quantum wells, Optical pumping, Interfaces, Epitaxy

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Proceedings Article | 2 June 2011 Paper

Paper

Portable semiconductor disk laser for in vivo tissue monitoring: a platform for the development of clinical applications

Rodrigo Aviles-Espinosa, George Filippidis, Craig Hamilton, Graeme Malcolm, Kurt Weingarten, Thomas Südmeyer, Yohan Barbarin, Ursula Keller, David Artigas, Pablo Loza-Alvarez

Proceedings Volume 8092, 80920R (2011) https://doi.org/10.1117/12.889400

KEYWORDS: Semiconductor lasers, Green fluorescent protein, Second-harmonic generation, Semiconductors, In vivo imaging, Laser systems engineering, Microscopy, Disk lasers, Laser applications, Laser tissue interaction

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Proceedings Article | 22 February 2011 Paper

Paper

MBE growth challenges of quantum dot saturable absorbers integrated into a MIXSEL

M. Golling, Y. Barbarin, T. Südmeyer, U. Keller

Proceedings Volume 7919, 79190F (2011) https://doi.org/10.1117/12.873548

KEYWORDS: Quantum dots, Semiconductors, Quantum wells, Indium arsenide, Semiconductor lasers, Mode locking, Annealing, Aluminum, Gallium arsenide, Reflectivity

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Proceedings Article | 22 February 2011 Paper

Paper

Timing jitter characterization of a quantum dot SESAM modelocked VECSEL

V. Wittwer, W. Pallmann, A. E. Oehler, B. Rudin, M. Golling, Y. Barbarin, T. Südmeyer, U. Keller

Proceedings Volume 7919, 79190W (2011) https://doi.org/10.1117/12.873778

KEYWORDS: Semiconductor lasers, Quantum dots, Semiconductors, Mode locking, Quantum wells, Fiber coupled lasers, Diodes, Disk lasers, Vertical external cavity surface emitting lasers, Picosecond phenomena

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Proceedings Article | 22 February 2011 Paper

Paper

Power scaling of the MIXSEL: an integrated picosecond semiconductor laser with >6 W average power

T. Südmeyer

Proceedings Volume 7919, 79190R (2011) https://doi.org/10.1117/12.874184

KEYWORDS: Semiconductor lasers, Mode locking, Semiconductors, Picosecond phenomena, Ultrafast lasers, Quantum dots, Ultrafast phenomena, Diamond, Output couplers, Quantum wells

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Proceedings Article | 22 February 2011 Paper

Paper

Beam quality optimization of electrically pumped VECSELs for passive modelocking

W. Pallmann, M. Hoffmann, M. Miller, J. Baier, H. Moench, I. Dahhan, B. Witzigmann, M. Golling, Y. Barbarin, T. Südmeyer, U. Keller

Proceedings Volume 7919, 79190I (2011) https://doi.org/10.1117/12.873823

KEYWORDS: Reflectivity, Mode locking, Output couplers, Optimization (mathematics), Photonics, Optical pumping, Quantum wells, Physics, Semiconductor lasers, Biomedical optics

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Proceedings Article | 22 February 2011 Paper

Paper

Scaling high-power ultrafast VECSELs into the femtosecond regime

O. Sieber, M. Hoffmann, V. Wittwer, W. Pallmann, M. Golling, Y. Barbarin, T. Südmeyer, U. Keller

Proceedings Volume 7919, 79190P (2011) https://doi.org/10.1117/12.873524

KEYWORDS: Femtosecond phenomena, Coating, Monte Carlo methods, Picosecond phenomena, Ultrafast phenomena, Mode locking, Numerical simulations, Vertical external cavity surface emitting lasers, Quantum wells, Process modeling

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Proceedings Article | 22 February 2011 Paper

Paper

Design and simulation of electrically pumped mode-locked VECSELs

Bernd Witzigmann, Imad Dahhan, Philipp Kreuter, Yohan Barbarin, Martin Hofmann, Wolfgang Pallmann, Matthias Golling, Thomas Südmeyer, Ursula Keller

Proceedings Volume 7919, 79190O (2011) https://doi.org/10.1117/12.873240

KEYWORDS: Mode locking, Optical simulations, Semiconductors, Interfaces, Continuous wave operation, Output couplers, Reflectivity, Resistance, Vertical external cavity surface emitting lasers, Pulsed laser operation

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Proceedings Article | 22 February 2011 Paper

Paper

All quantum dot based femtosecond VECSEL

M. Hoffmann, O. Sieber, W. Pallmann, V. Wittwer, I. Krestnikov, S. Mikhrin, D. Livshits, G. Malcolm, C. Hamilton, Y. Barbarin, T. Südmeyer, U. Keller

Proceedings Volume 7919, 79190X (2011) https://doi.org/10.1117/12.873731

KEYWORDS: Picosecond phenomena, Mode locking, Quantum dots, Femtosecond phenomena, Neodymium, Diamond, Electroluminescence, Ions, Quantum wells, Copper

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Proceedings Article | 21 February 2011 Paper

Paper

High-brightness distributed-Bragg-reflector tapered diode lasers: pushing your application to the next level

C. Fiebig, S. Pekarek, K. Paschke, M. Uebernickel, T. Südmeyer, U. Keller, G. Erbert

Proceedings Volume 7918, 79180R (2011) https://doi.org/10.1117/12.873362

KEYWORDS: Semiconductor lasers, Visible radiation, Femtosecond phenomena, Frequency combs, Second-harmonic generation, Crystals, Mode locking, Mirrors, Harmonic generation, Nonlinear crystals

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Proceedings Article | 16 February 2011 Paper

Paper

Yb-doped ultrafast thin disk lasers

T. Südmeyer, C. R. E. Baer, C. Kränkel, C. Saraceno, O. Heckl, M. Golling, R. Peters, K. Petermann, G. Huber, U. Keller

Proceedings Volume 7912, 79120L (2011) https://doi.org/10.1117/12.879178

KEYWORDS: Disk lasers, Oscillators, Ultrafast phenomena, Femtosecond phenomena, Mode locking, Pulsed laser operation, Materials processing, Continuous wave operation, Mirrors, Optical amplifiers

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Proceedings Article | 11 February 2011 Paper

Paper

Compact ultrafast semiconductor disk laser for nonlinear imaging in living organisms

Rodrigo Aviles-Espinosa, G. Filippidis, Craig Hamilton, Graeme Malcolm, Kurt Weingarten, Thomas Südmeyer, Yohan Barbarin, Ursula Keller, David Artigas, Pablo Loza-Alvarez

Proceedings Volume 7903, 79032T (2011) https://doi.org/10.1117/12.874865

KEYWORDS: Green fluorescent protein, Second-harmonic generation, Semiconductor lasers, Semiconductors, Disk lasers, Laser applications, Laser systems engineering, Mirrors, Pulsed laser operation, Microscopes

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Proceedings Article | 19 November 2007 Paper

Paper

Moving from ultrafast VECSELs to MIXSELs: a new class of ultrafast semiconductor lasers

T. Südmeyer, D. J. H. Maas, A.-R. Bellancourt, B. Rudin, M. Golling, H. Unold, U. Keller

Proceedings Volume 6782, 67820N (2007) https://doi.org/10.1117/12.754533

KEYWORDS: Semiconductor lasers, Ultrafast phenomena, Mode locking, Quantum wells, Semiconducting wafers, Semiconductors, Output couplers, Mirrors, Diode pumped solid state lasers, Laser applications

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Proceedings Article | 7 April 2004 Paper

Paper

Passively mode-locked high-power lasers and femtosecond high-power nonlinear frequency conversion

Felix Brunner, Thomas Sudmeyer, Edith Innerhofer, Ruediger Paschotta, Ursula Keller

Proceedings Volume 5478, (2004) https://doi.org/10.1117/12.558314

KEYWORDS: High power lasers, Mode locking, Femtosecond phenomena, Nonlinear frequency conversion, Disk lasers, Oscillators

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Proceedings Article | 6 October 2003 Paper

Paper

Ultrashort pulses with high average power

Ruediger Paschotta, Felix Brunner, E. Innerhofer, Thomas Sudmeyer, Ursula Keller

Proceedings Volume 5137, (2003) https://doi.org/10.1117/12.517896

KEYWORDS: Mode locking, Disk lasers, Mirrors, High power lasers, Picosecond phenomena, Semiconductor lasers, Pulsed laser operation, Semiconductors, Continuous wave operation, Lasers

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Showing 5 of 31 publications

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