
Proceedings Paper
Ge/SiGe quantum well optical modulatorFormat | Member Price | Non-Member Price |
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Paper Abstract
We report different experimental results showing the large potential of Ge/SiGe quantum well structures as a promising
solution forlow power consumption and large bandwidth optical modulators in silicon photonics technology. First, high
speed operation of such a Ge/SiGe multiple quantum well (MQW) electro-absorption modulator is reported, with 23
GHz bandwidth demonstrated from a 3 μm wide and 90 μm long Ge/SiGe MQW waveguide. Then the flexibility to shift
the absorption band edge from 1.42 to 1.3 μm is illustrated by strain engineering of the Ge wells. Finally electrorefraction by Quantum Confined Stark Effect (QCSE) is demonstrated, opening the route towards phase modulators
based on Ge/SiGe MQWs.
Paper Details
Date Published: 7 May 2013
PDF: 6 pages
Proc. SPIE 8781, Integrated Optics: Physics and Simulations, 87810Y (7 May 2013); doi: 10.1117/12.2019068
Published in SPIE Proceedings Vol. 8781:
Integrated Optics: Physics and Simulations
Pavel Cheben; Jiří Čtyroký; Iñigo Molina-Fernandez, Editor(s)
PDF: 6 pages
Proc. SPIE 8781, Integrated Optics: Physics and Simulations, 87810Y (7 May 2013); doi: 10.1117/12.2019068
Show Author Affiliations
Delphine Marris-Morini, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Papichaya Chaisakul, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Mohamed-Saïd Rouifed, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Jacopo Frigerio, Politecnico di Milano (Italy)
Giovanni Isella, Politecnico di Milano (Italy)
Papichaya Chaisakul, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Mohamed-Saïd Rouifed, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Jacopo Frigerio, Politecnico di Milano (Italy)
Giovanni Isella, Politecnico di Milano (Italy)
Daniel Chrastina, Politecnico di Milano (Italy)
Xavier Le Roux, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Samson Edmond, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Jean-René Coudevylle, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Laurent Vivien, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Xavier Le Roux, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Samson Edmond, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Jean-René Coudevylle, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Laurent Vivien, Institut d'Électronique Fondamentale, CNRS, Univ. Paris Sud (France)
Published in SPIE Proceedings Vol. 8781:
Integrated Optics: Physics and Simulations
Pavel Cheben; Jiří Čtyroký; Iñigo Molina-Fernandez, Editor(s)
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