39 THz spatial filter based on a back-to-back Si-lens system

39 THz spatial filter based on a back-to-back Si-lens system

© 2020 Optical Society of America under the terms of the OSA Open Access Publishing Agreement. We present a terahertz spatial filter consisting of two back-to-back (B2B) mounted elliptical silicon lenses and an opening aperture defined on a thin gold layer between the lenses. The beam filtering effi...

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Main Authors: Gan, Yuner (Author), Mirzaei, Behnam (Author), van der Poel, Sebastiaan (Author), Silva, Jose RG (Author), Finkel, Matvey (Author), Eggens, Martin (Author), Ridder, Marcel (Author), Khalatpour, Ali (Author), Hu, Qing (Author), van der Tak, Floris (Author), Gao, Jian-Rong (Author)
Format: Article
Language:English
Published: The Optical Society, 2022-06-29T17:43:53Z.
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