Broadband perfect polarization conversion metasurfaces<xref ref-type="fn" rid="cpb140652fn1">*</xref>

Broadband perfect polarization conversion metasurfaces*

Chen Hong-Ya^a), Wang Jia-Fu^a), Ma Hua^a),^†, Qu Shao-Bo^a),^‡, Zhang Jie-Qiu^a), Xu Zhuo^b), Zhang An-Xue^c)

Fig. 6. The fabricated sample and measured reflection spectra: a the fabricated sample, b schematic of measurement setup, c measured cross-polarization and d co-polarization reflection versus frequency under normal incidence.