Title :
Optical spectroscopy on strained Ge microbridges at the transition to a direct band gap
Author :
R. Geiger;T. Zabel;V. Reboud;J. M. Hartmann;J. Widiez;V. Calvo;N. Pauc;A. Gassenq;K. Guiloy;A. Chelnokov;J. Faist;H. Sigg
Author_Institution :
Laboratory for Micro- and Nanotechnology, Paul Scherrer Institute, 5232 Villigen, Switzerland
Abstract :
We present photoluminescence spectroscopy and failure statistics of Ge suspended bridges fabricated from 200 mm wafers of photonic-grade Germanium-On-Insulator with uniaxial tensile strain up to 4.6% at the crossover to a fundamental direct band gap.
Conference_Titel :
Group IV Photonics (GFP), 2015 IEEE 12th International Conference on
DOI :
10.1109/Group4.2015.7305917
