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. 2023 Jan 27;9(4):eadf8478. doi: 10.1126/sciadv.adf8478

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Fig. 2. — (A) The simulated transmission and phase characteristics as a function of height h. a.u., arbitrary units. (B) The schematic of the nanorods. (C) Phase profiles of the meta-device for varifocal Airy beam. (D) Phase profiles of the meta-device for manipulating the focal spot in 3D space.