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A triangular surface-relief grating is proposed to reduce reflection from a silicon surface for the light in the terahertz frequency region. Optimum structural parameters of the grating have been numerically determined and confirmed experimentally.
A triangular surface-relief grating is proposed to reduce reflection from a silicon surface for the light in the terahertz frequency region. Optimum structural parameters of the grating have been numerically determined and confirmed experimentally.
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