Title :
Limits of strong mode confinement in microdisk terahertz quantum-cascade lasers
Author :
Fasching, G. ; Benz, A. ; Andrews, A.M. ; Unterrainer, K. ; Zobl, R. ; Roch, T. ; Schrenk, W. ; Strasser, G. ; Tamosiunas, V.
Author_Institution :
Photonics Institute and Centre for Micro- and Nanostructures, Vienna University of Technology, Florag. 7, A-1040, Austria
Abstract :
We present microdisk terahertz quantum-cascade lasers with dimensions comparable to the spatial mode distribution inside the microcavity and present 3D Finite-Difference Time-Domaine simulations which are in good agreement with our experimental findings.
Keywords :
Frequency; Gallium arsenide; Laser modes; Microcavities; Optical design; Optical resonators; Quantum cascade lasers; Semiconductor lasers; Solid lasers; Submillimeter wave technology;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431363
