Dr. Nicoletta Haarlammert Profile

Dr. Nicoletta Haarlammert

at Fraunhofer-IOF

SPIE Involvement:

Author

Publications (14)

Proceedings Article | 9 March 2021 Presentation + Paper

Simplified manufacturing of advanced microstructured fibers for laser applications

G. Palma-Vega, C. Hupel, J. Nold, S. Kuhn, J. Limpert, N. Haarlammert, T. Schreiber

Proc. SPIE. 11665, Fiber Lasers XVIII: Technology and Systems

KEYWORDS: Refractive index, Photonic crystal fibers, Nanostructuring, Cladding, Glasses, Manufacturing, Laser applications, Fiber lasers, Optical simulations, Nanolithography

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Proceedings Article | 5 March 2021 Presentation

Anti-Stokes fluorescence cooling of a Yb-doped silica glass preform using a high-power laser

Esmaeil Mobini, Saeid Rostami, Mostafa Peysokhan, Alexander Albrecht, Stefan Kuhn, Sigrun Hein, Christian Hupel, Johannes Nold, Nicoletta Haarlammert, Thomas Schreiber, Ramona Eberhardt, Angel Flores, Andreas Tünnermann, Mansoor Sheik-Bahae, Arash Mafi

Proc. SPIE. 11702, Photonic Heat Engines: Science and Applications III

KEYWORDS: Optical fibers, Optical amplifiers, Silica, Glasses, High power lasers, Luminescence, Fiber lasers, High power fiber lasers, High power fiber amplifiers, Absorption

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Proceedings Article | 9 March 2020 Presentation

Observation of anti-Stokes fluorescence cooling of ytterbium-doped silica glass (Conference Presentation)

Proc. SPIE. 11298, Photonic Heat Engines: Science and Applications II

KEYWORDS: Fiber amplifiers, Optical amplifiers, Silica, Glasses, High power lasers, Luminescence, Fiber lasers, Laser damage threshold, High power fiber amplifiers, ZBLAN

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Proceedings Article | 21 February 2020 Presentation + Paper

Analysis of fabrication techniques and material systems for kW fibers limited by TMI

Nicoletta Haarlammert, Stefan Kuhn, Christian Hupel, Johannes Nold, Steffen Schulze, Friedrich Möller, Victor Distler, Maximilian Strecker, Gonzalo Palma-Vega, Sigrun Hein, Denny Häßner, Till Walbaum, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

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

KEYWORDS: Fabrication, Optical fibers, Refractive index, Signal attenuation, Doping, Amplifiers, Single mode fibers, Fiber lasers, Ytterbium, Aluminum, High power fiber amplifiers, Cerium, Absorption

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Proceedings Article | 7 March 2019 Paper

Single-mode propagation with 205µm mode-field diameter in a passive large pitch fiber

Albrecht Steinkopff, Cesar Jauregui, Fabian Stutzki, Johannes Nold, Christian Hupel, Nicoletta Haarlammert, Jörg Bierlich, Andreas Tünnermann, Jens Limpert

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

KEYWORDS: Photonic crystal fibers, Structured optical fibers, Single mode fibers, Wave propagation, Photonics, Optical simulations, Fiber characterization

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Proceedings Article | 27 February 2019 Paper

High-power fiber laser materials: influence of fabrication methods and codopants on optical properties

S. Kuhn, S. Hein, C. Hupel, J. Nold, F. Stutzki, N. Haarlammert, T. Schreiber, R. Eberhardt, A. Tünnermann

Proc. SPIE. 10914, Optical Components and Materials XVI

KEYWORDS: Fabrication, Refractive index, Silica, Optical properties, Signal attenuation, Doping, Ytterbium, High power fiber lasers, Aluminum, Absorption

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Proceedings Article | 14 March 2018 Presentation

TMI-threshold investigations of low NA Yb-doped single mode fibers (Conference Presentation)

Franz Beier, Friedrich Möller, Johannes Nold, Bettina Sattler, Stefan Kuhn, Christian Hupel, Sigrun Hein, Andreas Liem, Nicoletta Haarlammert, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

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

KEYWORDS: Fiber amplifiers, Manufacturing, Solid state lasers, Single mode fibers, Fiber lasers, Ytterbium, Thermal effects, Absorption

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Proceedings Article | 22 February 2018 Paper

Active materials for high-power fiber lasers prepared by all-solution doping technique

Stefan Kuhn, Friedrich Möller, Christian Hupel, Sigrun Hein, Franz Beier, Johannes Nold, Nicoletta Haarlammert, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

Proc. SPIE. 10528, Optical Components and Materials XV

KEYWORDS: Refractive index, Signal attenuation, Luminescence, Doping, Ytterbium, High power fiber lasers, Aluminum, Boron, Phosphorus, Absorption

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Proceedings Article | 21 April 2017 Presentation

Single mode low-NA step index Yb-doped fiber design for output powers beyond 4kW (Conference Presentation)

Franz Beier, Fritz Proske, Christian Hupel, Stefan Kuhn, Sigrun Hein, Bettina Sattler, Johannes Nold, Nicoletta Haarlammert, Thomas Schreiber, Ramona Eberhardt, Andreas Tünnermann

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

KEYWORDS: Fabrication, Step index fibers, Fiber amplifiers, Manufacturing, Solid state lasers, Doping, Amplifiers, Single mode fibers, Fiber lasers, High power fiber amplifiers

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Proceedings Article | 11 March 2016 Paper

Temperature measurements in an ytterbium fiber amplifier up to the mode instability threshold

F. Beier, M. Heinzig, Bettina Sattler, Till Walbaum, N. Haarlammert, T. Schreiber, R. Eberhardt, A. Tünnermann

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

KEYWORDS: Fiber amplifiers, Optical amplifiers, Fiber Bragg gratings, Reflectometry, Time metrology, Ytterbium, Thermal effects, High power fiber amplifiers, Multiplexers, Temperature metrology

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Proceedings Article | 4 March 2015 Paper

6.8 kW peak power quasi-continuous wave tandem-pumped Ytterbium amplifier at 1071nm

F. Beier, Maximilian Strecker, J. Nold, N. Haarlammert, T. Schreiber, R. Eberhardt, A. Tünnermann

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

KEYWORDS: Fiber amplifiers, Mirrors, Continuous wave operation, Optical amplifiers, Cladding, Amplifiers, Fiber lasers, Ytterbium, High power fiber amplifiers, Absorption

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Proceedings Article | 12 March 2014 Paper

146W continuous wave ytterbium doped fiber amplifier at 1009 nm

F. Beier, H.-J. Otto, B. Sattler, M. Ploetner, N. Haarlammert, O. de Vries, C. Jauregui, T. Schreiber, J. Limpert, R. Eberhardt, A. Tünnermann

Proc. SPIE. 8961, Fiber Lasers XI: Technology, Systems, and Applications

KEYWORDS: Fiber amplifiers, Continuous wave operation, Oscillators, Fiber Bragg gratings, Ions, Amplifiers, Fiber lasers, Ytterbium, High power fiber lasers, Absorption

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Proceedings Article | 22 March 2013 Paper

Fabrication of a high power Faraday isolator by direct bonding

Carolin Rothhardt, Miroslaw Rekas, Gerhard Kalkowski, Nicoletta Haarlammert, Ramona Eberhardt, Andreas Tünnermann

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

KEYWORDS: Antireflective coatings, Coating, Atomic force microscopy, Sapphire, Finite element methods, Terbium, Garnet, Optical isolators, Gallium, Absorption

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Proceedings Article | 26 February 2013 Paper

Polarization dependent nonlinear limitations in continuous-wave high power fiber amplifiers

N. Haarlammert, M. Rekas, O. de Vries, A. Kliner, A. Liem, T. Schreiber, R. Eberhardt, A. Tünnermann

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

KEYWORDS: Fiber amplifiers, Continuous wave operation, Modulation, Polarization, Amplifiers, Raman spectroscopy, Nonlinear optics, Raman scattering, High power fiber amplifiers, Neodymium

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Showing 5 of 14 publications

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