**Chapter 8 143**

Metamaterial: Smart Magnetic Material for Microwave Absorbing Material *by Wisnu Ari Adi, Yunasfi Yunasfi, Mashadi Mashadi, Didin Sahidin Winatapura, Ade Mulyawan, Yosef Sarwanto, Yohanes Edi Gunanto and Yana Taryana* 

