Fig. 3
From: Low-profile conformal single-sided miniaturized frequency selective surface for wideband shielding

(a) Surface current distribution on the resonator in TE mode at 3.1 GHz, (b) Surface current distribution on the resonator in TE mode at 10.6 GHz, (c) Surface current distribution on the resonator in TM mode at 3.1 GHz (d) Surface current distribution on the resonator in TM mode at 10.6 GHz.