Fig. 4From: The Coupling Effects of Surface Plasmon Polaritons and Magnetic Dipole Resonances in Metamaterials a–d Normalized electric field intensity (E/E in)2 and magnetic field intensity (H/H in)2 on the xoz plane across the center of the SiO2 spacers at the resonance wavelengths of λ1 and λ2 labeled in Fig. 3. Red arrows represent the field direction, and colors show the field strengthBack to article page