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Daniel Hofstetter
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Journal Articles

Mid-infrared electro-luminescence and absorption from AlGaN/GaN-based multi-quantum well inter-subband structures

Daniel Hofstetter, David P. Bour, Lutz Kirste
Journal: Applied Physics Letters
Appl. Phys. Lett. 104, 241107 (2014)
https://doi.org/10.1063/1.4883864
Published: June 2014
View article titled, Mid-infrared electro-luminescence and absorption from AlGaN/GaN-based multi-quantum well inter-subband structures
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Journal Articles

Wavelength tuning and thermal dynamics of continuous-wave mid-infrared distributed feedback quantum cascade lasers

Lionel Tombez, Francesco Cappelli, Stéphane Schilt, Gianni Di Domenico, Saverio Bartalini, Daniel Hofstetter
Journal: Applied Physics Letters
Appl. Phys. Lett. 103, 031111 (2013)
https://doi.org/10.1063/1.4813753
Published: July 2013
View article titled, Wavelength tuning and thermal dynamics of continuous-wave mid-infrared distributed feedback quantum cascade lasers
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Journal Articles

Si-interdiffusion in heavily doped AlN-GaN-based quantum well intersubband photodetectors

Daniel Hofstetter, Joab Di Francesco, Denis Martin, Nicolas Grandjean, Yulia Kotsar, Eva Monroy
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 241101 (2011)
https://doi.org/10.1063/1.3599846
Published: June 2011
View article titled, Si-interdiffusion in heavily doped AlN-GaN-based quantum well intersubband photodetectors
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Journal Articles

Intersubband spectroscopy probing higher order interminiband transitions in AlN-GaN-based superlattices

Daniel Hofstetter, J. Di Francesco, Prem K. Kandaswamy, Eva Monroy
Journal: Applied Physics Letters
Appl. Phys. Lett. 98, 071104 (2011)
https://doi.org/10.1063/1.3554752
Published: February 2011
View article titled, Intersubband spectroscopy probing higher order interminiband transitions in AlN-GaN-based superlattices
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Journal Articles

Midinfrared quantum cascade detector with a spectrally broad response

Daniel Hofstetter, Fabrizio R. Giorgetta, Esther Baumann, Quankui Yang, Christian Manz, Klaus Köhler
Journal: Applied Physics Letters
Appl. Phys. Lett. 93, 221106 (2008)
https://doi.org/10.1063/1.3036897
Published: December 2008
View article titled, Midinfrared quantum cascade detector with a spectrally broad response
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Journal Articles

Demonstration of a ZnO/MgZnO-based one-dimensional photonic crystal multiquantum well laser

Daniel Hofstetter, Ricardo Théron, Abdel-Hamid El-Shaer, Andrey Bakin, Andreas Waag
Journal: Applied Physics Letters
Appl. Phys. Lett. 93, 101109 (2008)
https://doi.org/10.1063/1.2978203
Published: September 2008
View article titled, Demonstration of a ZnO/MgZnO-based one-dimensional photonic crystal multiquantum well laser
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Journal Articles

Optically nonlinear effects in intersubband transitions of Ga N ∕ Al N -based superlattice structures

Daniel Hofstetter, Esther Baumann, Fabrizio R. Giorgetta, Fabien Guillot, Sylvain Leconte, Eva Monroy
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 131115 (2007)
https://doi.org/10.1063/1.2793190
Published: September 2007
View article titled, Optically nonlinear effects in intersubband transitions of Ga N ∕ Al N -based superlattice structures
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Journal Articles

Demonstration of an ultraviolet ZnO-based optically pumped third order distributed feedback laser

Daniel Hofstetter, Yargo Bonetti, Fabrizio R. Giorgetta, Abdel-Hamid El-Shaer, Andrey Bakin, Andreas Waag, Rüdiger Schmidt-Grund, Mathias Schubert, Marius Grundmann
Journal: Applied Physics Letters
Appl. Phys. Lett. 91, 111108 (2007)
https://doi.org/10.1063/1.2783965
Published: September 2007
View article titled, Demonstration of an ultraviolet ZnO-based optically pumped third order distributed feedback laser
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Journal Articles

16.5 μ m quantum cascade detector using miniband transport

Fabrizio R. Giorgetta, Esther Baumann, Marcel Graf, Lassaad Ajili, Nicolas Hoyler, Marcella Giovannini, Jérôme Faist, Daniel Hofstetter, Peter Krötz, Guido Sonnabend
Journal: Applied Physics Letters
Appl. Phys. Lett. 90, 231111 (2007)
https://doi.org/10.1063/1.2743955
Published: June 2007
View article titled, 16.5 μ m quantum cascade detector using miniband transport
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Journal Articles

Structural investigations of epitaxial InN by x-ray photoelectron diffraction and x-ray diffraction

Daniel Hofstetter, Laurent Despont, M. Gunnar Garnier, Esther Baumann, Fabrizio R. Giorgetta, Philipp Aebi, Lutz Kirste, Hai Lu, William J. Schaff
Journal: Applied Physics Letters
Appl. Phys. Lett. 90, 191912 (2007)
https://doi.org/10.1063/1.2738372
Published: May 2007
View article titled, Structural investigations of epitaxial InN by x-ray photoelectron diffraction and x-ray diffraction
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Journal Articles

1.55 μm electro‐optical modulator using intersubband transitions in GaN/AlN superlattices

Daniel Hofstetter, Esther Baumann, Fabrizio R. Giorgetta, Fabien Guillot, Sylvain Leconte, Edith Bellet‐Amalric, Eva Monroy
Journal: AIP Conference Proceedings
AIP Conf. Proc. 893, 335–336 (2007)
https://doi.org/10.1063/1.2729904
Published: April 2007
View article titled, 1.55 μm electro‐optical modulator using intersubband transitions in GaN/AlN superlattices
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Journal Articles

Plasma‐assisted MBE growth of nitride‐based intersubband detectors

Eva Monroy, Fabien Guillot, Sylvain Leconte, Edith Bellet‐Amalric, Esther Baumann, Fabrizio R. Giorgetta, Daniel Hofstetter
Journal: AIP Conference Proceedings
AIP Conf. Proc. 893, 481–482 (2007)
https://doi.org/10.1063/1.2729975
Published: April 2007
View article titled, Plasma‐assisted MBE growth of nitride‐based intersubband detectors
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Journal Articles

Modification of InGaN Quantum Well Luminescence by Microstructured Buffer Layers

Yargo C. Bonetti, Marcel Graf, Daniel Hofstetter, Jean‐Francois Carlin, Jean‐Daniel Ganiere, Nicolas Grandjean
Journal: AIP Conference Proceedings
AIP Conf. Proc. 893, 445–446 (2007)
https://doi.org/10.1063/1.2729957
Published: April 2007
View article titled, Modification of InGaN Quantum Well Luminescence by Microstructured Buffer Layers
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Journal Articles

Room temperature, continuous wave operation of distributed feedback quantum cascade lasers with widely spaced operation frequencies

Andreas Wittmann, Marcella Giovannini, Jérôme Faist, Lubos Hvozdara, Stéphane Blaser, Daniel Hofstetter, Emilio Gini
Journal: Applied Physics Letters
Appl. Phys. Lett. 89, 141116 (2006)
https://doi.org/10.1063/1.2358939
Published: October 2006
View article titled, Room temperature, continuous wave operation of distributed feedback quantum cascade lasers with widely spaced operation frequencies
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Journal Articles

Electrically adjustable intersubband absorption of a Ga N ∕ Al N superlattice grown on a transistorlike structure

Esther Baumann, Fabrizio R. Giorgetta, Daniel Hofstetter, Sylvain Leconte, Fabien Guillot, Edith Bellet-Amalric, Eva Monroy
Journal: Applied Physics Letters
Appl. Phys. Lett. 89, 101121 (2006)
https://doi.org/10.1063/1.2348759
Published: September 2006
View article titled, Electrically adjustable intersubband absorption of a Ga N ∕ Al N superlattice grown on a transistorlike structure
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Journal Articles

23 GHz operation of a room temperature photovoltaic quantum cascade detector at 5.35 μ m

Daniel Hofstetter, Marcel Graf, Thierry Aellen, Jérôme Faist, Lubos Hvozdara, Stéphane Blaser
Journal: Applied Physics Letters
Appl. Phys. Lett. 89, 061119 (2006)
https://doi.org/10.1063/1.2269408
Published: August 2006
View article titled, 23 GHz operation of a room temperature photovoltaic quantum cascade detector at 5.35 μ m
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Journal Articles

InP-based quantum cascade detectors in the mid-infrared

Marcel Graf, Nicolas Hoyler, Marcella Giovannini, Jérôme Faist, Daniel Hofstetter
Journal: Applied Physics Letters
Appl. Phys. Lett. 88, 241118 (2006)
https://doi.org/10.1063/1.2210088
Published: June 2006
View article titled, InP-based quantum cascade detectors in the mid-infrared
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Journal Articles

High-quality AlN ∕ GaN -superlattice structures for the fabrication of narrow-band 1.4 μm photovoltaic intersubband detectors

Daniel Hofstetter, Esther Baumann, Fabrizio R. Giorgetta, Marcel Graf, Manfred Maier, Fabien Guillot, Edith Bellet-Amalric, Eva Monroy
Journal: Applied Physics Letters
Appl. Phys. Lett. 88, 121112 (2006)
https://doi.org/10.1063/1.2185613
Published: March 2006
View article titled, High-quality AlN ∕ GaN -superlattice structures for the fabrication of narrow-band 1.4 μm photovoltaic intersubband detectors
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Journal Articles

Microsecond time scale lateral-mode dynamics in a narrow stripe InGaN laser

Christoph Eichler, Daniel Hofstetter, Weng W. Chow, Stephan Miller, Andreas Weimar, Alfred Lell, Volker Härle
Journal: Applied Physics Letters
Appl. Phys. Lett. 84, 2473–2475 (2004)
https://doi.org/10.1063/1.1691497
Published: April 2004
View article titled, Microsecond time scale lateral-mode dynamics in a narrow stripe InGaN laser
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Journal Articles

Terahertz range quantum well infrared photodetector

Marcel Graf, Giacomo Scalari, Daniel Hofstetter, Jérôme Faist, Harvey Beere, Edmund Linfield, David Ritchie, Giles Davies
Journal: Applied Physics Letters
Appl. Phys. Lett. 84, 475–477 (2004)
https://doi.org/10.1063/1.1641165
Published: January 2004
View article titled, Terahertz range quantum well infrared photodetector
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