A metasurface absorber developed using binary-coded unit cells and with the combination
of coded unit cells resulted in excellent polarization insensitiveness, symmetrical
characteristics, and tunable characteristics. As for binary patterns using the '0'and '1'coded
arrangements [00, 01, 10, and 11],'1'position indicates the digital characteristics by high
electric and surface current concentration and vice versa for '0'. The proposed absorber in
this study consisted of a three-layer structure, namely a top metal resonator, an intermediate …

A metasurface absorber developed using binary-coded unit cells and with the combination
of coded unit cells resulted in excellent polarization insensitiveness, symmetrical
characteristics, and tunable characteristics. As for binary patterns using the '0'and '1'coded
arrangements [00, 01, 10, and 11],'1'position indicates the digital characteristics by high
electric and surface current concentration and vice versa for '0'. The proposed absorber in
this study consisted of a three-layer structure, namely a top metal resonator, an intermediate …