An Ultrathin Polarization Free Asterick-Shaped Metamaterial Absorber with Quad-Band Characteristics

Figure 7

Electric-field distribution of the proposed absorber at (a) 3.10 GHz, (b) 5.42 GHz, (c) 16.65 GHz, (d) 17.56 GHz, (e) 20.29 GHz, and (f) magnitude scale.

(a)

(b)

(c)

(d)

(e)

(f)