Title :
Synchrotron microspectroscopy of quantum cascade laser devices based on quantum wells and quantum dashes
Author :
Friedli, Peter ; Liverini, Valeria ; Hugi, Andreas ; Lerch, Philippe ; Faist, Jerome ; Sigg, Hans
Author_Institution :
Lab. for Micro- & Nanotechnol., Paul Scherrer Inst., Villigen, Switzerland
Abstract :
We apply synchrotron-based Infrared broadband (0.08-1eV) transmission measurements of quantum cascade laser devices based on quantum wells and quantum dashes to determine qualitative and quantitative intersubband gain and waveguide losses.
Keywords :
infrared spectroscopy; optical losses; optical microscopy; quantum cascade lasers; quantum dash lasers; waveguide lasers; electron volt energy 0.08 eV to 1 eV; qualitative intersubband gain; quantitative intersubband gain; quantum cascade laser devices; quantum dashes; quantum wells; synchrotron microspectroscopy; synchrotron-based infrared broadband transmission measurements; waveguide losses; Absorption; Broadband communication; Electroluminescence; Loss measurement; Quantum cascade lasers; Quantum dots; Synchrotrons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
