[Retracted] Development of the Broadband Multilayer Absorption Materials with Genetic Algorithm up to 8 GHz Frequency

Table 2

Best possible results of RAM with respect to the total density less than or equal to 2 mm.

Layer number	Substance number/depth or thickness (mm)	Fitness
1	9/1.7083	0.32
3	9/1.0846 + 5/0.2179 + 3/0.6082	0.40
5	14/0.1151 + 9/0.8634 + 9/0.5014 + 4/0.1907 + 9/0.0551	0.40
7	14/0.2860 + 14/0.0759 + 9/0.1283 + 9/0.1211 + 4/0.4077 + 3/0.2037 + 9/0.6668	0.44
10	14/0.2215 + 5/0.3747 + 14/0.0609 + 4/0.7978 + 14/0.0705 + 13/0.0788 + 14/0.0290 + 13/0.0594 + 9/0.2722 + 5/0.0261	0.44