Title :
Terahertz spectroscopy of double metal quantum cascade structures
Author :
Martl, M. ; Darmo, J. ; Dietze, D. ; Deutsch, C. ; Benz, A. ; Brandstetter, M. ; Unterrainer, K. ; Klang, P. ; Andrews, A.M. ; Schrenk, W. ; Strasser, G. ; Gornik, E.
Author_Institution :
Vienna Univ. of Technol., Vienna, Austria
Abstract :
The coupling of broadband Terahertz pulses into metal-metal terahertz quantum cascade lasers is presented. A characterization of Terahertz transient generation on the subwavelength quantum cascade laser facet is investigated. The coupling inbetween two separate cavities is studied and modulation experiments were performed.
Keywords :
Fourier transform spectrometers; excited states; quantum cascade lasers; surface plasmon resonance; terahertz spectroscopy; double metal quantum cascade structures; metal-metal terahertz quantum cascade lasers; subwavelength quantum cascade laser; terahertz spectroscopy; Broadband antennas; Broadband communication; Couplings; Metals; Modulation; Quantum cascade lasers; Semiconductor waveguides;
Conference_Titel :
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location :
Rome
Print_ISBN :
978-1-4244-6655-9
DOI :
10.1109/ICIMW.2010.5612528