Dr. Andreas Witzig Profile

Dr. Andreas Witzig

Doctor at Institut für Solartechnik SPF

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Author

Publications (6)

Proceedings Article | 3 June 2005 Paper

Sampled-grating DBR lasers: calibrated 3D simulation of tuning characteristics

Lutz Schneider, Michael Pfeiffer, Joachim Piprek, Andreas Witzig, Bernd Witzigmann

Proceedings Volume 5825, (2005) https://doi.org/10.1117/12.606089

KEYWORDS: Optical simulations, 3D modeling, Mirrors, Waveguides, Tunable lasers, Calibration, Reflectivity, Electronics, Refractive index, Electrons

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Proceedings Article | 28 April 2005 Paper

Device simulation and statistical analysis in industrial laser design

Andreas Witzig, Bernd Witzigmann, Sathya Krishnamurthy, Gerhard Braun, Michael Pfeiffer, Wei-Choon Ng, Mark Johnson, Wolfgang Fichtner

Proceedings Volume 5722, (2005) https://doi.org/10.1117/12.590161

KEYWORDS: Systems modeling, Device simulation, Data modeling, 3D modeling, Statistical analysis, Laser development, Optoelectronic devices, Computer aided design, Manufacturing, Optoelectronics

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Proceedings Article | 14 March 2005 Paper

Internal device physics of 1.3-µm vertical-cavity surface-emitting laser

Beat Hangartner, Joachim Piprek, Matthias Streiff, Stefan Odermatt, Bernd Witzigmann, Andreas Witzig

Proceedings Volume 5737, (2005) https://doi.org/10.1117/12.584571

KEYWORDS: Quantum wells, Vertical cavity surface emitting lasers, Physics, Aluminum, Refractive index, Wafer-level optics, Optical resonators, Thermal modeling, Calibration, Thermodynamics

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Proceedings Article | 25 July 2003 Paper

Coupled electro-thermo-optical simulation of a multisection DBR laser

Lutz Schneider, Andreas Witzig, Michael Pfeiffer, Matthias Streiff, Wolfgang Fichtner

Proceedings Volume 4986, (2003) https://doi.org/10.1117/12.474324

KEYWORDS: Optical simulations, Tunable lasers, 3D modeling, Waveguides, Computer simulations, Integrated optics, Electrons, Cladding, Mirrors, Semiconductor lasers

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Proceedings Article | 25 July 2003 Paper

Technology CAD-based design of vertical-cavity surface-emitting lasers

Matthias Streiff, Andreas Witzig, Michael Pfeiffer, Lutz Schneider, Wolfgang Fichtner

Proceedings Volume 4986, (2003) https://doi.org/10.1117/12.474323

KEYWORDS: Vertical cavity surface emitting lasers, Dielectrics, Quantum wells, Computer aided design, Electrons, Instrument modeling, Mirrors, 3D modeling, Systems modeling, Oxides

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Proceedings Article | 9 July 2001 Paper

Time-domain Green's functions of realistic VCSEL cavities

Andreas Witzig, Matthias Streiff, Wolfgang Fichtner

Proceedings Volume 4283, (2001) https://doi.org/10.1117/12.432556

KEYWORDS: Vertical cavity surface emitting lasers, Finite-difference time-domain method, Optical resonators, Computer simulations, Wave propagation, Mirrors, Optical simulations, Device simulation, Maxwell's equations, Electromagnetism

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Showing 5 of 6 publications

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