Photoconductive antennas made on low-temperature-grown InGaAs were tested as THz generators and detectors with 1550 nm excitation. The antennas work quite well as detectors, but optimizations are necessary to realize efficient emitters.
© 2006 Optical Society of America
Y. Kadoya, M. Kamakura, A. Takasato, and J. Kitagawa, "Generation and Detection of THz Waves Using InGaAs Photoconductive Antenna with 1.55 µm Excitation," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper JTuD26.
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