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. Author manuscript; available in PMC: 2015 Jun 15.
Published in final edited form as: IEEE Trans Terahertz Sci Technol. 2011 Sep;1(1):201–219. doi: 10.1109/TTHZ.2011.2159551

Fig. 9.

Fig. 9

THz imaging system spectra. The dotted (black) line is the normalized photoconductive switch power spectral density. The solid line (red) is the Schottky diode normalized spectral responsivity. The response peaks at ~440 GHz and the total width reflects the operational band of a WR1.5 waveguide.