Origins and conservation of topological polarization defects in resonant photonic-crystal diffraction by Yin Xuefan, Inoue Takuya, Peng Chao, Noda Susumu

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Focusing of linearly polarized optical vortex and a Hall effect by V.V. Kotlyar, A.A. Kovalev, A.G. Nalimov

Subjects: “…topological charge…”
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A metalens for detecting fractional-order optical vortices by A.G. Nalimov, V.V. Kotlyar, Y.V. Khanenko, S.D. Poletaev

Subjects: “…topological charge…”
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Spin-orbit interaction in quasi-monochromatic singular beams by Y.A. Egorov, A.F. Rubass

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Coherence vortices by binary pinholes by Gautam Akanksha, Agarwal Amit K., Singh Rakesh Kumar

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Spin-orbital conversion of the light field immediately behind an ideal spherical lens by V.V. Kotlyar, A.A. Kovalev, S.S. Stafeev, E.S. Kozlova, M.A. Telegin

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