Comparison of the Microwave Absorption Properties of Opuntia ficus-indica, Agave atrovirens, and Cocos nucifera L. Husk

Table 1

Comparison of average absorption coefficient A for the 3 organic materials and polyurethane from 8,005 to 13 GHz.

Material		@frequency	A @ 9.706 GHz
AA	0.4218	0.5792 @ 9.706 GHz	0.5792
OFI	0.2295	0.3514 @ 9.949 GHz	0.3027
Polyurethane	0.1965	0.2454 @ 11.29 GHz	0.2365
CN husk	0.1632	0.3461 @ 11.73 GHz	0.1991