Mr. Alexander Hein Profile

Alexander Hein

at Ulm Univ

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 9 May 2018 Paper

Optically quantum-well-pumped semiconductor disk lasers for single- and dual-wavelength emission

Markus Polanik, Philipp Ackermann, Alexander Hein, Peter Unger

Proceedings Volume 10682, 1068214 (2018) https://doi.org/10.1117/12.2306431

KEYWORDS: Disk lasers, Semiconducting wafers, Semiconductor lasers, Absorption, Temperature metrology, Semiconductors, Reflectivity, Switches, Second-harmonic generation, Wafer-level optics

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Proceedings Article | 10 March 2016 Paper

High-order dispersion in sub-200-fs pulsed VECSELs

C. Head, Alexander Hein, Andrew Turnbull, Markus Polanik, Edward Shaw, Theo Chen Sverre, Peter Unger, Anne Tropper

Proceedings Volume 9734, 973408 (2016) https://doi.org/10.1117/12.2212690

KEYWORDS: Mode locking, Quantum wells, Gallium arsenide, Absorption, Dielectrics, Satellites, Picosecond phenomena, Coating, Semiconductors, Pulsed laser operation

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Proceedings Article | 25 September 2013 Paper

Frequency doubled high-power semiconductor disk lasers for stereo projection and ion traps

Alexander Hein, Susanne Menzel, Andreas Ziegler, Rudolf Rösch, Peter Unger

Proceedings Volume 8847, 88470J (2013) https://doi.org/10.1117/12.2023891

KEYWORDS: Semiconductors, Semiconductor lasers, Disk lasers, Ions, Mirrors, Quantum wells, Absorption, Optical pumping, Resonators, High power lasers

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Proceedings Article | 26 February 2013 Paper

Design of high-efficiency semiconductor disk lasers

Peter Unger, Alexander Hein, Frank Demaria, Susanne Menzel, Markus Rampp, Andreas Ziegler

Proceedings Volume 8606, 860602 (2013) https://doi.org/10.1117/12.2003818

KEYWORDS: Semiconductor lasers, Semiconductors, Disk lasers, Quantum wells, Mirrors, Absorption, Resistance, Electron holes, Optical pumping, Nonlinear crystals

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Proceedings Article | 15 May 2012 Paper

VCSELs with two-sided beam emission for pressure sensor applications

Balthasar Fischer, Andreas Strodl, Alexander Hein, Ernst Wintner, Rainer Michalzik

Proceedings Volume 8432, 843206 (2012) https://doi.org/10.1117/12.922486

KEYWORDS: Vertical cavity surface emitting lasers, Sensors, Fabry–Perot interferometers, Antireflective coatings, Gallium arsenide, Polarization, Reflectivity, Quantum wells, Semiconductor lasers, Beam splitters

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Proceedings Article | 28 April 2010 Paper

Optically pumped high-power semiconductor disk laser with gain element engineered for wide tunability

C. Borgentun, J. Bengtsson, A. Larsson, F. Demaria, A. Hein, P. Unger

Proceedings Volume 7720, 772014 (2010) https://doi.org/10.1117/12.854129

KEYWORDS: Quantum wells, Reflectivity, Semiconductor lasers, Optical components, Semiconductors, Optical pumping, Optical semiconductors, Disk lasers, Aluminum, Refractive index

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Showing 5 of 6 publications

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