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Fig. 2

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(a) Anomalous/normal transmissions and reflections (with efficiencies of Ta, Ra, Tn, Rn) generated by a generic PB metasurface consisting of meta-atoms with spatially varying orientation angles (0,ϕ,2ϕ,3ϕ,…), under illumination of a LP beam. (b). Schematics of the 100% efficiency PSHE realized at the reflective metasurfaces. (a) reproduced with permission from [25] © 2017, AIP. (b) reproduced with permission from [24]©2015, Wiley-VCH.

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