Paper
28 February 2006 Surface-emitted THz generation using a compact ultrashort pulse fiber amplifier at 1064 nm
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Abstract
Generation of InAs-surface-emitted terahertz radiation by application of an ultrashort pulse 1064 nm parabolic fiber amplifier source is reported for the first time. The fiber amplifier delivers 100 fs pulses at a repetition rate of 75 MHz and an average power of maximum 12 W. This new excitation laser for surface-emitters generates high brightness broadband THz radiation ranging from 100 GHz to over 2.5 THz. THz detection is demonstrated based on two-photon absorption at low-temperature-grown GaAs dipole receivers.
© (2006) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Gabor Matthäus, Thomas Schreiber, Jens Limpert, Stefan Nolte, Garik Torosyan, René Beigang, Stefan Riehemann, Gunther Notni, and Andreas Tünnermann "Surface-emitted THz generation using a compact ultrashort pulse fiber amplifier at 1064 nm", Proc. SPIE 6108, Commercial and Biomedical Applications of Ultrafast Lasers VI, 610813 (28 February 2006); https://doi.org/10.1117/12.651022
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KEYWORDS
Terahertz radiation

Fiber amplifiers

Absorption

Ultrafast phenomena

Fiber lasers

Gallium arsenide

Antennas

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