Table 1: Microwave absorbing properties of the composites.

Sample Optimal RL (dB) Dm (mm) fm (GHz) (Optimal RL) (RL < -5dB) (RL < -10dB) (RL < -20dB)
TiC 0% -19.4 dB 1.5 mm 10.2 GHz 8.2-12.4 8.2-12.4 -
TiC 25% -25.1 dB 1.7 mm 10 GHz 8.2-12.4 8.2-12.4 9.4-10.5 GHz
TiC 50% -41.3 dB 1.8 mm 10.1 GHz 8.2-12.4 8.3-12.4 9.6-10.7 GHz
TiC 75% -34.6 dB 1.8 mm 10.8 GHz 8.2-12.4 9.3-12.4 10.4-11.5 GHz
TiC 100% -12.8 dB 2.0 mm 11.0 GHz 9.6-12.4 10.4-11.9- -