Dr. Olaf Brox Profile

Dr. Olaf Brox

at Ferdinand-Braun-Institut gGmbH

SPIE Involvement:

Author

Publications (24)

Proceedings Article | 5 March 2021 Presentation + Paper

Enhanced self-aligned structure for improved lateral brightness in 940 nm high-power broad-area diode lasers

M. Elattar, O. Brox, P. Della Casa, A. Maaßdorf, D. Martin, H. Wenzel, A. Knigge, P. Crump

Proceedings Volume 11705, 117050N (2021) https://doi.org/10.1117/12.2578190

KEYWORDS: Semiconductor lasers, High power lasers, Polarization, Process control, Laser applications, Ion implantation, Etching, Doping

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Proceedings Article | 5 March 2020 Paper

Surface Bragg gratings for high brightness lasers

J. Fricke, H. Wenzel, O. Brox, P. Crump, B. Sumpf, K. Paschke, M. Matalla, G. Erbert, A. Knigge, G. Tränkle

Proceedings Volume 11301, 113011H (2020) https://doi.org/10.1117/12.2543341

KEYWORDS: Reflectivity, Etching, Bragg gratings, Waveguides, Semiconducting wafers, Lithography, Semiconductor lasers, Electron beam lithography, Photomasks, Finite-difference time-domain method

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Proceedings Article | 12 March 2019 Paper

Current spreading suppression by O- and Si-implantation in high power broad area diode lasers

D. Martin, P. Della Casa, T. Adam, C. Goerke, A. Thies, K. Häusler, O. Brox, H. Wenzel, P. Crump, M. Weyers, A. Knigge

Proceedings Volume 10900, 109000M (2019) https://doi.org/10.1117/12.2509762

KEYWORDS: Near field, Semiconductor lasers, Silicon, Epitaxy, High power lasers, Resistance, Broad area laser diodes, Semiconducting wafers, High power diode lasers, Cladding

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Proceedings Article | 19 February 2018 Paper

Reflectors and tuning elements for widely-tunable GaAs-based sampled grating DBR lasers

O. Brox, H. Wenzel, P. Della Case, M. Tawfieq, B. Sumpf, M. Weyers, A. Knigge

Proceedings Volume 10553, 1055310 (2018) https://doi.org/10.1117/12.2287413

KEYWORDS: Neodymium, Gallium arsenide, Reflectors, Quantum wells, Seaborgium, Wavelength tuning, Oxygen, Semiconductor lasers, Reflectivity, Cladding

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Proceedings Article | 20 February 2017 Paper

1030nm DBR tapered diode laser with up to 16 W of optical output power

A. Müller, C. Zink, J. Fricke, F. Bugge, O. Brox, G. Erbert, B. Sumpf

Proceedings Volume 10123, 101231B (2017) https://doi.org/10.1117/12.2251845

KEYWORDS: Semiconductor lasers, Laser development, Distributed Bragg reflectors, Frequency conversion, High power lasers, Light sources, Biomedical optics, Laser applications, Laser systems engineering, Optical design, Optical amplifiers, Near field optics, Electro optics, Near field, Diffraction gratings, Diffraction, Ion implantation

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Proceedings Article | 20 February 2017 Paper

1030-nm diode-laser-based light source delivering pulses with nanojoule energies and picosecond duration adjustable by mode locking or pulse gating operation

A. Klehr, A. Liero, H. Wenzel, F. Bugge, O. Brox, J. Fricke, P. Ressel, A. Knigge, W. Heinrich, G. Tränkle

Proceedings Volume 10123, 101230D (2017) https://doi.org/10.1117/12.2250093

KEYWORDS: Molybdenum, Picosecond phenomena, Mode locking, Light sources, Pulsed laser operation, Optical amplifiers, Oscillators, Waveguides, Electronics, Continuous wave operation

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Proceedings Article | 7 March 2016 Paper

DBR tapered diode laser at 1030 nm with nearly diffraction-limited narrowband emission and 12.7 W of optical output power

André Müller, Jörg Fricke, Frank Bugge, Olaf Brox, Götz Erbert, Bernd Sumpf

Proceedings Volume 9767, 97671I (2016) https://doi.org/10.1117/12.2207454

KEYWORDS: Semiconductor lasers, Optical pumping, Distributed Bragg reflectors, Frequency conversion, Biomedical optics, Laser development, Indium gallium arsenide, Electro optics, Heatsinks, Optics manufacturing, Temperature metrology, Laser beam propagation, Laser applications, Near field, Near field optics

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Proceedings Article | 1 April 2015 Paper

Watt-level continuous-wave diode lasers at 1180 nm with high spectral brightness

K. Paschke, G. Blume, O. Brox, Frank Bugge, J. Fricke, D. Feise, Julian Hofmann, H. Wenzel, G. Erbert

Proceedings Volume 9348, 93480X (2015) https://doi.org/10.1117/12.2076340

KEYWORDS: Semiconductor lasers, Second-harmonic generation, Laser applications, Quantum wells, Continuous wave operation, Waveguides, Optics manufacturing, Reflectivity, Distributed Bragg reflectors, Laser development

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Proceedings Article | 2 May 2014 Paper

Small linewidths 76x nm DFB-laser diodes with optimized two-step epitaxial gratings

O. Brox, Frank Bugge, A. Mogilatenko, E. Luvsandamdin, A. Wicht, H. Wenzel, G. Erbert

Proceedings Volume 9134, 91340P (2014) https://doi.org/10.1117/12.2052914

KEYWORDS: Etching, Scanning transmission electron microscopy, Indium gallium phosphide, Cladding, Semiconductor lasers, Waveguides, Interfaces, Waveguide lasers, Heterojunctions, Modulation

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Proceedings Article | 27 February 2014 Paper

Second harmonic pico-second pulse generation with mode-locked 1064nm DBR laser diodes

A. Klehr, T. Prziwarka, D. Jedrzejczyk, O. Brox, F. Bugge, H. Wenzel, K. Paschke, G. Erbert, G. Tränkle

Proceedings Volume 9002, 90020F (2014) https://doi.org/10.1117/12.2036321

KEYWORDS: Mode locking, Semiconductor lasers, Picosecond phenomena, Infrared radiation, Crystals, Waveguides, Near infrared, Pulsed laser operation, Second-harmonic generation

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Proceedings Article | 5 March 2013 Paper

Dynamics of high power gain switched DFB RW laser under high current pulse excitation on a nanosecond time scale

A. Klehr, S. Schwertfeger, H. Wenzel, Th. Hoffmann, A. Liero, R. Staske, O. Brox, G. Erbert, G. Tränkle

Proceedings Volume 8640, 86401N (2013) https://doi.org/10.1117/12.2002273

KEYWORDS: Near field optics, Pulsed laser operation, Waveguides, Semiconductor lasers, Switching, Fiber lasers, High power lasers, Picosecond phenomena, Near field, Fiber Bragg gratings

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Proceedings Article | 9 February 2012 Paper

10-W reliable 90-µm-wide broad area lasers with internal grating stabilization

P. Crump, J. Fricke, C. Schultz, H. Wenzel, S. Knigge, O. Brox, A. Maaßdorf, F. Bugge, G. Erbert

Proceedings Volume 8241, 82410N (2012) https://doi.org/10.1117/12.905252

KEYWORDS: Semiconductor lasers, Reflectivity, Laser applications, Optical design, Laser stabilization, Reflectors, Semiconductors, Etching, Resistance, Continuous wave operation

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Proceedings Article | 9 February 2012 Paper

Compact sources for the generation of high-peak power wavelength-stabilized laser pulses in the picoseconds and nanoseconds ranges

H. Wenzel, A. Klehr, S. Schwertfeger, A. Liero, Th. Hoffmann, O. Brox, M. Thomas, G. Erbert, G. Tränkle

Proceedings Volume 8241, 82410V (2012) https://doi.org/10.1117/12.906320

KEYWORDS: Optical amplifiers, Oscillators, Picosecond phenomena, Pulsed laser operation, Semiconductor lasers, Mode locking, Fiber Bragg gratings, Modulation, Continuous wave operation

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Proceedings Article | 17 February 2011 Paper

Reliable operation of 976nm high power DFB broad area diode lasers with over 60% power conversion efficiency

P. Crump, C. Schultz, H. Wenzel, S. Knigge, O. Brox, A. Maaßdorf, F. Bugge, G. Erbert

Proceedings Volume 7953, 79531G (2011) https://doi.org/10.1117/12.873781

KEYWORDS: Semiconductor lasers, Optical design, Waveguides, Continuous wave operation, Semiconducting wafers, Diodes, High power lasers, Reliability, High power diode lasers

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Proceedings Article | 18 February 2010 Paper

High-power distributed-feedback tapered master-oscillator power amplifiers emitting at 1064 nm

D. Jedrzejczyk, O. Brox, F. Bugge, J. Fricke, A. Ginolas, K. Paschke, H. Wenzel, G. Erbert

Proceedings Volume 7583, 758317 (2010) https://doi.org/10.1117/12.842001

KEYWORDS: Optical amplifiers, Semiconductor lasers, Fiber Bragg gratings, Diffraction, Holography, Optical lithography, Etching, Epitaxy, High power lasers

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Proceedings Article | 18 February 2010 Paper

975-nm high-power broad area diode lasers optimized for narrow spectral linewidth applications

P. Crump, C. Schultz, A. Pietrzak, S. Knigge, O. Brox, A. Maaßdorf, F. Bugge, H. Wenzel, G. Erbert

Proceedings Volume 7583, 75830N (2010) https://doi.org/10.1117/12.839570

KEYWORDS: Continuous wave operation, Absorption, Waveguides, High power diode lasers, Optical design, Laser development, Broad area laser diodes, High power lasers, Semiconductor lasers

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Proceedings Article | 12 February 2010 Paper

High-power ridge waveguide DFB and DFB-MOPA lasers at 1064 nm with a vertical farfield angle of 15°

O. Brox, F. Bugge, A. Ginolas, A. Klehr, P. Ressel, H. Wenzel, G. Erbert, G. Tränkle

Proceedings Volume 7616, 761610 (2010) https://doi.org/10.1117/12.840491

KEYWORDS: Waveguides, Modulation, Optical amplifiers, Pulsed laser operation, Semiconductor lasers, High power lasers, Optics manufacturing, Single mode fibers, Reflectivity, Continuous wave operation

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Proceedings Article | 7 February 2009 Paper

Green light source by single-pass second harmonic generation with laser and crystal in a tilted butt joint setup

J. Wiedmann, F. Scholz, T. Tekin, S. Marx, G. Lang, H. Schröder, O. Brox, G. Erbert

Proceedings Volume 7212, 72120B (2009) https://doi.org/10.1117/12.809228

KEYWORDS: Crystals, Optical amplifiers, Light sources, Laser crystals, Waveguides, Semiconductor lasers, Second-harmonic generation, Laser sources, Harmonic generation, Reflectivity

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Proceedings Article | 3 February 2009 Paper

High power DFB lasers for D1 and D2 rubidium absorption spectroscopy and atomic clocks

A. Klehr, H. Wenzel, O. Brox, F. Bugge, G. Erbert, T-P. Nguyen, G. Tränkle

Proceedings Volume 7230, 72301I (2009) https://doi.org/10.1117/12.805858

KEYWORDS: Rubidium, Semiconductor lasers, Absorption spectroscopy, Atomic clocks, Temperature metrology, High power lasers, Laser development, Fiber Bragg gratings, Heatsinks, Spectroscopy

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Proceedings Article | 14 May 2008 Paper

A compact integrated green-light source by second harmonic generation of a GaAs distributed feedback laser diode

T. Tekin, H. Schröder, B. Wunderle, G. Erbert, A. Klehr, O. Brox, J. Wiedmann, F. Scholz

Proceedings Volume 6992, 69920O (2008) https://doi.org/10.1117/12.781824

KEYWORDS: Crystals, Second-harmonic generation, Laser crystals, Waveguides, Nonlinear crystals, Semiconductor lasers, Adhesives, Gallium arsenide, Optical amplifiers, Light sources

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Proceedings Article | 29 January 2008 Paper

Integrated 1060nm MOPA pump source for high-power green light emitters in display technology

O. Brox, J. Wiedmann, F. Scholz, F. Bugge, J. Fricke, A. Klehr, T. Laurent, P. Ressel, H. Wenzel, G. Erbert, G. Tränkle

Proceedings Volume 6909, 69091G (2008) https://doi.org/10.1117/12.761210

KEYWORDS: Optical amplifiers, Waveguides, Crystals, Second-harmonic generation, Modulation, Semiconductor lasers, Light, Laser crystals, Resistance, Display technology

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Proceedings Article | 29 January 2008 Paper

High power DFB lasers for D1 and D2 caesium absorption spectroscopy and atomic clocks

A. Klehr, H. Wenzel, O. Brox, F. Bugge, G. Erbert, T.-P. Nguyen, G. Tränkle

Proceedings Volume 6909, 69091E (2008) https://doi.org/10.1117/12.761092

KEYWORDS: Cesium, Semiconductor lasers, Atomic clocks, Temperature metrology, High power lasers, Absorption spectroscopy, Fiber Bragg gratings, Absorption, Waveguides, Spectroscopy

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Proceedings Article | 18 June 2004 Paper

Dynamics of lasers with ultrashort optical feedback

Oleg Ushakov, Stefan Bauer, Olaf Brox, Hans-Juergen Wuensche, Fritz Henneberger

Proceedings Volume 5349, (2004) https://doi.org/10.1117/12.540322

KEYWORDS: Laser optics, Feedback control, Physics, Optoelectronic devices, Control systems, Complex systems

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Proceedings Article | 12 June 2002 Paper

Excitability of a DFB laser with short external cavity

Mindaugas Radziunas, Hans-Juergen Wuensche, Olaf Brox, Fritz Henneberger

Proceedings Volume 4646, (2002) https://doi.org/10.1117/12.470544

KEYWORDS: Solids, Semiconductor lasers, Polarization, Nonlinear response, Pulsed laser operation, Integrated optics, Picosecond phenomena, Switching, Instrument modeling, Modeling

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Showing 5 of 24 publications

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