Title :
Mid-infrared intersubband absorption in p-Ge/SiGe quantum wells grown on Si
Author :
Kevin Gallacher;Andrea Ballabio;Ross W. Millar;Antonio Samarelli;Jacopo Frigerio;Danny Chrastina;Giovanni Isella;Leonetta Baldassarre;Michele Ortolani;Emilie Sakat;Paolo Biagioni;Douglas J. Paul
Author_Institution :
School of Engineering, University of Glasgow, U.K
Abstract :
Intersubband absorption from p-Ge quantum wells grown on Si is demonstrated. The absorption can be tuned by adjusting the quantum well thickness. FTIR transmission measurements on as-grown wafers show broad absorption at mid-infrared wavelengths.
Keywords :
Wave functions
Conference_Titel :
Group IV Photonics (GFP), 2015 IEEE 12th International Conference on
DOI :
10.1109/Group4.2015.7305931
