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Flattened Gaussian focal spot with uniform phase produced by photon sieve
The equivalent pupil and the point spread function constitute the Fourier–Bessel transform relation. Based on this, we established the equivalent pupil function theory of rotating symmetric photon sieve and derived the Fourier transform of the flattened Gaussian function. The focal spot produced by...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Elsevier
2023
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10285138/ https://www.ncbi.nlm.nih.gov/pubmed/37360089 http://dx.doi.org/10.1016/j.heliyon.2023.e17143 |