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Improved InGaAs/InAlAs photoconductive THz receivers: 5.8 THz bandwidth and 80 dB dynamic range

: Globisch, B.; Dietz, R.J.B.; Stanze, D.; Roehle, H.; Göbel, T.; Schell, M.


Optical Society of America -OSA-, Washington/D.C.:
CLEO: Science and Innovations 2014. Proceedings : 8.-13.6.2014, San Jose, Ca, United States
Washington, DC: OSA, 2014
ISBN: 978-1-55752-999-2
Paper SF2F.7
Conference "CLEO - Science and Innovations" <2014, San Jose/Calif.>
Conference Paper
Fraunhofer HHI ()

We investigate optimal Be-doping conditions of low-temperature-grown InGaAs/InAlAs photoconductive antennas with respect to their carrier lifetimes and carrier mobility. Employed as THz-TDS receiver bandwidths of 5.8 THz with a dynamic range of up to 80 dB is achieved.