THz waves can be used to test devices scaled in the millimeter range before manufacturing micron-sized optical devices. We demonstrate this concept by studying diffraction grating structures by THz time-domain spectroscopy. We show that 1D silicon grid gratings behave as narrow band high reflectivity mirror for focused THz beams.
THz time-domain spectroscopy study of grating couplers and segmented grating filters
2004-01-01
159758 byte
Conference paper
Electronic Resource
English
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