Modeling for multi-resonant behavior of broadband metamaterial absorber with geometrical substrate*

Project supported by the National Natural Science Foundation of China (Grant No. 51302312), the Fund for Discipline Construction of Beijing University of Chemical Technology (Grant No. XK1702), and the Fundamental Research Funds for the Central Universities, China (Grant No. Jd1601).

Zhang Kai-Lun1, Hou Zhi-Ling1, †, Bi Song2, Fang Hui-Min1
       

(color online) (a) Power loss and (b) surface current of metamaterial absorber with GAS at 5.45 GHz, (c) peak frequency versus side length, and (d) reciprocal of peak frequency versus side length.