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Conference Paper
CLEO: Science and Innovations
Baltimore, Maryland United States
May 1-6, 2011
ISBN: 978-1-55752-910-7

Metal-Metal THz Quantum Cascade Laser Gain and Loss Investigated by THz Time Domain Spectroscopy

Michael Martl, Juraj Darmo, Christoph Deutsch, Martin Brandstetter, Alexander Benz, Aaron M. Andrews, Pavel Klang, Werner Schrenk, Gottfried Strasser, and Karl Unterrainer  »View Author Affiliations


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THz time-domain studies on metal-metal THz quantum cascade lasers are presented. A coupled cavity method allows to probe the laser via modulation of coherent broadband THz pulses. Observed laser gain and loss processes are discussed.

© 2011 OSA

OCIS Codes
(300.6500) Spectroscopy : Spectroscopy, time-resolved
(140.5965) Lasers and laser optics : Semiconductor lasers, quantum cascade
(300.6495) Spectroscopy : Spectroscopy, teraherz

M. Martl, J. Darmo, C. Deutsch, M. Brandstetter, A. Benz, A. M. Andrews, P. Klang, W. Schrenk, G. Strasser, and K. Unterrainer, "Metal-Metal THz Quantum Cascade Laser Gain and Loss Investigated by THz Time Domain Spectroscopy," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CThE2.

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