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Design, fabrication and characterization of Computer Generated Holograms for anti-counterfeiting applications using OAM beams as light decoders

In this paper, we present the design, fabrication and optical characterization of computer-generated holograms (CGH) encoding information for light beams carrying orbital angular momentum (OAM). Through the use of a numerical code, based on an iterative Fourier transform algorithm, a phase-only diff...

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Detalles Bibliográficos
Autores principales: Ruffato, Gianluca, Rossi, Roberto, Massari, Michele, Mafakheri, Erfan, Capaldo, Pietro, Romanato, Filippo
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group UK 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5740128/
https://www.ncbi.nlm.nih.gov/pubmed/29269750
http://dx.doi.org/10.1038/s41598-017-18147-7