Presentation
13 May 2019 Nanostructural beam splitter (Conference Presentation)
Jakub Szlachetka, Andreas Vetter, Karolina Słowik, Carsten Rockstuhl, Piotr Kolenderski
Author Affiliations +
Abstract
Photons produced in the SPDC process typically propagate through optical elements such as waveguides, lenses and beam splitters. We aim to exploit unconventional optical elements, whose fabrication has recently become possible due to the rapid development of nanotechnologies. Such miniaturized devices are typically integrated on microchips that may later become parts of larger quantum circuits. An example is provided by metamaterials, which are periodic arrays of metallic nanoparticles. These nanoparticles support surface plasmon polaritons - hybrid excitations that combine electromagnetic fields with coherent oscillations of valence-electron plasma. Here we experimentally characterize in free space a nanostructural beam splitter, which was designed to feature 25 % of reflection and transmission, and 50 % of absorption. Furthermore we experimentally show quantum interference in that device.
Conference Presentation
© (2019) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Jakub Szlachetka, Andreas Vetter, Karolina Słowik, Carsten Rockstuhl, and Piotr Kolenderski "Nanostructural beam splitter (Conference Presentation)", Proc. SPIE 11025, Metamaterials XII, 110250X (13 May 2019); https://doi.org/10.1117/12.2520858
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KEYWORDS
Beam splitters

Nanoparticles

Optical components

Beam propagation method

Lenses

Nanolithography

Photons

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