Strain-Engineered SiGe Nanomembrane Quantum-Well Infrared Photodetectors

Durmaz H., Sookchoo P., Cui X., Jacobson R. B. , Savage D. E. , Lagally M. G. , ...More

Conference on Lasers and Electro-Optics (CLEO), San-Jose, Costa Rica, 14 - 19 May 2017 identifier identifier


SiGe quantum-well nanomembranes, where stress from lattice mismatch is relaxed via elastic strain sharing rather than defect formation, are used to develop intersubband photodetectors showing improved performance compared to identical devices grown on rigid substrates.