Title :
High power THz quantum cascade lasers based on novel materials and designs
Author :
Deutsch, C. ; Brandstetter, M. ; Krall, M. ; Detz, H. ; Andrews, A.M. ; Schrenk, W. ; Strasser, G. ; Unterrainer, K.
Author_Institution :
Photonics Inst., Vienna Univ. of Technol., Vienna, Austria
Abstract :
We present high performance quantum cascade lasers with a peak output power of 0.94 W. This development is based on new materials and new symmetric designs for the active region. The devices are fabricated by a wafer-bonding technique of two symmetric active regions.
Keywords :
microwave photonics; quantum cascade lasers; wafer bonding; active region; high power THz quantum cascade lasers; new materials; new symmetric designs; peak output power; power 0.94 W; symmetric active regions; wafer-bonding technique; Optical device fabrication; Optical surface waves; Optical waveguides; Performance evaluation; Power generation; Quantum cascade lasers; Surface waves;
Conference_Titel :
Photonics Conference (IPC), 2014 IEEE
Conference_Location :
San Diego, CA
DOI :
10.1109/IPCon.2014.6995280
