Dr. Robert Herda Profile

Dr. Robert Herda

Researcher at TOPTICA Photonics AG

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Publications (10)

Proceedings Article | 12 March 2024 Presentation + Paper

Femtosecond fiber delivery at 920 nm for two-photon microscopy

Konrad Birkmeier, Yik Long Li, Fabian Röser, Robert Herda, Laura Lohr, Luisa Hofmann, Bernhard Wolfring, Reto Häring, Florian Tauser

Proceedings Volume 12847, 1284703 (2024) https://doi.org/10.1117/12.3002446

KEYWORDS: Microscopes, Femtosecond phenomena, Two photon excitation microscopy, Fiber lasers, Femtosecond pulse shaping, Miniaturization, Lasers

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Proceedings Article | 22 May 2015 Paper

Ultrafast fiber lasers: practical applications

Igor Pastirk, Alexander Sell, Robert Herda, Andreas Brodschelm, Armin Zach

Proceedings Volume 9467, 946728 (2015) https://doi.org/10.1117/12.2176347

KEYWORDS: Ultrafast phenomena, Terahertz radiation, Two photon polymerization, Fiber lasers, Second-harmonic generation, Crystals, Pulsed laser operation, Near infrared spectroscopy, Femtosecond phenomena, Erbium

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Proceedings Article | 22 May 2015 Paper

Approaches to generation of tunable mid-IR ultrafast pulses with fiber sources

Alexander Sell, Igor Pastirk, Andreas Brodschelm, Robert Herda, Thomas Puppe, Armin Zach

Proceedings Volume 9467, 94672I (2015) https://doi.org/10.1117/12.2179476

KEYWORDS: Mid-IR, Optical amplifiers, Solitons, Fiber lasers, Laser systems engineering, Oscillators, Dispersion, Femtosecond phenomena, Thulium, Mode locking

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Proceedings Article | 4 March 2015 Paper

Erbium:ytterbium fiber-laser system delivering watt-level femtosecond pulses using divided pulse amplification

Robert Herda, Armin Zach

Proceedings Volume 9344, 93441E (2015) https://doi.org/10.1117/12.2079550

KEYWORDS: Crystals, Picosecond phenomena, Femtosecond phenomena, Polarization, Phase modulation, Mirrors, Beam splitters, Laser crystals, Second-harmonic generation, Fiber amplifiers

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Proceedings Article | 9 February 2012 Paper

Towards a tunable fiber source for coherent Raman imaging

Simon Lefrancois, Dan Fu, Gary Holtom, Lingjie Kong, William Wadsworth, Patrick Schneider, Robert Herda, Armin Zach, X. Sunney Xie, Frank Wise

Proceedings Volume 8226, 822620 (2012) https://doi.org/10.1117/12.920187

KEYWORDS: Chromium, Picosecond phenomena, Fiber lasers, Microscopy, Dispersion, Coherence imaging, Raman spectroscopy, Four wave mixing, Fiber amplifiers, Tissues

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Proceedings Article | 11 February 2011 Paper

Generation of 30 fs pulses at 670 nm using a frequency-doubled fiber laser system and a photonic-crystal fiber with two zero-dispersion wavelengths

Robert Herda, Tobias Junggeburth, Kim Per Hansen, Patrick Leisching

Proceedings Volume 7914, 791429 (2011) https://doi.org/10.1117/12.874215

KEYWORDS: Dispersion, Photonic crystal fibers, Fiber lasers, Prisms, Femtosecond phenomena, Pulse shaping, Solitons, Laser systems engineering, Structured optical fibers, Photons

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Proceedings Article | 6 January 2009 Paper

Jitter measurements in a 1550 nm mode-locked laser

Andrei Drăgulinescu, Robert Herda, Mircea Guină

Proceedings Volume 7297, 72970E (2009) https://doi.org/10.1117/12.823624

KEYWORDS: Mode locking, Fiber lasers, Picosecond phenomena, Laser development, Semiconductor lasers, Erbium, Fiber amplifiers, Optical amplifiers, Pulsed laser operation, Fiber optic communications

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Proceedings Article | 25 February 2008 Paper

High-repetition rate mode-locked ytterbium fiber laser using dichroic fiber mirrors and photonic bandgap fiber technology

Lasse Orsila, Robert Herda, Oleg Okhotnikov

Proceedings Volume 6873, 68731N (2008) https://doi.org/10.1117/12.775198

KEYWORDS: Fiber lasers, Mirrors, Mode locking, Ytterbium, Dispersion, Fiber coatings, Reflectivity, Thin film coatings, Laser resonators, Zirconium dioxide

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Proceedings Article | 9 March 2007 Paper

Advances in power scalable, tunable, and mode-locked semiconductor disk lasers

O. Okhotnikov, Antti Härkönen, E. Saarinen, J. Rautiainen, R. Herda, M. Guina

Proceedings Volume 6451, 64510B (2007) https://doi.org/10.1117/12.723847

KEYWORDS: Mode locking, Semiconductor lasers, Semiconductors, Disk lasers, Mirrors, Laser resonators, Optical filters, Laser optics, Optical pumping, Quantum wells

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Proceedings Article | 1 September 2004 Paper

Dispersion compensation-free fiber laser mode-locked and stabilized by a high-contrast saturable absorber mirror

Robert Herda, Oleg Okhotnikov

Proceedings Volume 5460, (2004) https://doi.org/10.1117/12.545569

KEYWORDS: Mode locking, Mirrors, Fiber lasers, Picosecond phenomena, Dispersion, Pulsed laser operation, Reflectivity, Semiconductors, Gallium arsenide

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Showing 5 of 10 publications

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