Prof. Markus Betz Profile

Prof. Markus Betz

at Technische Univ Dortmund

SPIE Involvement:

Conference Chair | Editor | Author

Proceedings Article | 20 August 2020 Presentation

Imaging of spin textures in two-dimensional electron gases: dynamical formation and active manipulation of the persistent spin helix

Markus Betz

Proceedings Volume 11497, 1149707 (2020) https://doi.org/10.1117/12.2567889

KEYWORDS: Gases, Magneto-optics, Microscopy, Modulation, Gallium arsenide, Quantum wells, Crystals, Motion analysis, Ultrafast phenomena, Magnetism

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Proceedings Article | 27 February 2019 Presentation + Paper

Intensity-dependent degenerate and non-degenerate nonlinear optical absorption of direct-gap semiconductors

W.-R. Hannes, L. Krauß-Kodytek, C. Ruppert, M. Betz, T. Meier

Proceedings Volume 10916, 109160O (2019) https://doi.org/10.1117/12.2503539

KEYWORDS: Absorption, Semiconductors, Gallium arsenide, Photons, Polarization, Nonlinear optics, Solids, Signal detection, Optical amplifiers, Modulation

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Proceedings Article | 7 March 2014 Paper

Optical tailoring of electron and hole spin polarization in bulk germanium

J. Lohrenz, T. Paschen, C. Hautmann, M. Betz

Proceedings Volume 8984, 898418 (2014) https://doi.org/10.1117/12.2037597

KEYWORDS: Spin polarization, Germanium, Absorption, Photon polarization, Semiconductors, Picosecond phenomena, Group II-VI semiconductors, Phonons, Magnetism, Solids

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Proceedings Article | 18 February 2012 Paper

Probing ultrafast charge and spin dynamics in a quantum dot molecule

Kai Müller, Alexander Bechtold, Claudia Ruppert, Hubert Krenner, Max Bichler, J. Villas-Bôas, Gerhard Abstreiter, Markus Betz, Jonathan Finley

Proceedings Volume 8260, 826002 (2012) https://doi.org/10.1117/12.907795

KEYWORDS: Excitons, Quantum dots, Electroluminescent displays, Picosecond phenomena, Molecules, Ultrafast phenomena, Spin dynamics, Absorption, Ultrafast laser spectroscopy, Molecular spectroscopy

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Proceedings Article | 21 February 2011 Paper

Ultrafast few-fermion dynamics in single self-assembled InGaAs/GaAs quantum dots

M. Betz, M. Zecherle, C. Ruppert, E. Clark, G. Abstreiter, J. Finley

Proceedings Volume 7937, 793702 (2011) https://doi.org/10.1117/12.873249

KEYWORDS: Absorption, Picosecond phenomena, Excitons, Quantum dots, Ultrafast phenomena, Electrons, Diodes, Data modeling, Solids, Chemical species

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Proceedings Article | 8 February 2007 Paper

Nonequilibrium carrier dynamics in self-assembled InGaAs/GaAs quantum dots

Markus Wesseli, Claudia Ruppert, Stephan Trumm, Markus Betz

Proceedings Volume 6471, 647102 (2007) https://doi.org/10.1117/12.695522

KEYWORDS: Quantum dots, Picosecond phenomena, Phonons, Ultrafast phenomena, Carrier dynamics, Luminescence, Femtosecond phenomena, Excitons, Indium gallium arsenide, Scattering

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Proceedings Article | 15 February 2006 Paper

Femtosecond spectroscopy of unipolar nanometer-scale high-field transport in GaAs

Markus Betz

Proceedings Volume 6118, 61180F (2006) https://doi.org/10.1117/12.638895

KEYWORDS: Picosecond phenomena, Heterojunctions, Gallium arsenide, Ultrafast phenomena, Femtosecond phenomena, Scattering, Aluminum, Ionization, Gallium, Absorption

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Proceedings Article | 24 May 1999 Paper

Quantum kinetic memory effects during electron-phonon interaction in semiconductors

Alfred Leitenstorfer, Gernot Goeger, Markus Betz, Cornelius Fuerst, Alfred Laubereau

Proceedings Volume 3624, (1999) https://doi.org/10.1117/12.349280

KEYWORDS: Phonons, Electrons, Gallium arsenide, Scattering, Semiconductors, Satellites, Polarization, Ultrafast phenomena, Four wave mixing, Gallium nitride

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Showing 5 of 8 publications

SPIE Conference Volume | 29 March 2024

Ultrafast Phenomena and Nanophotonics XXVIII

SPIE Conference Volume | 20 April 2023

Ultrafast Phenomena and Nanophotonics XXVII

SPIE Conference Volume | 28 March 2022

Ultrafast Phenomena and Nanophotonics XXVI

SPIE Conference Volume | 20 April 2021

Ultrafast Phenomena and Nanophotonics XXV

SPIE Conference Volume | 8 April 2020

Ultrafast Phenomena and Nanophotonics XXIV

Showing 5 of 17 publications

Conference Committee Involvement (19)

Ultrafast Phenomena and Nanophotonics XXIX

25 January 2025 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXVIII

29 January 2024 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXVII

29 January 2023 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXVI

24 January 2022 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXV

6 March 2021 | Online Only, California, United States

Ultrafast Phenomena and Nanophotonics XXIV

2 February 2020 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXIII

3 February 2019 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXII

29 January 2018 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XXI

30 January 2017 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XX

15 February 2016 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XIX

8 February 2015 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XVIII

2 February 2014 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XVII

3 February 2013 | San Francisco, California, United States

Ultrafast Phenomena and Nanophotonics XVI

22 January 2012 | San Francisco, California, United States

Ultrafast Phenomena in Semiconductors and Nanostructure Materials XV

23 January 2011 | San Francisco, California, United States

Ultrafast Phenomena in Semiconductors and Nanostructure Materials XIV

24 January 2010 | San Francisco, California, United States

Ultrafast Phenomena in Semiconductors and Nanostructure Materials XIII

25 January 2009 | San Jose, California, United States

Ultrafast Phenomena in Semiconductors and Nanostructure Materials XII

20 January 2008 | San Jose, California, United States

Ultrafast Phenomena in Semiconductors and Nanostructure Materials XI

22 January 2007 | San Jose, California, United States

Showing 5 of 19 Conference Committees

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