Table 1: Comparisons of relevant physical parameters as exhibited by our sample to that are reported in literatures.

SampleParametersReported valuesOur values

CrO2 (Rod  shaped)Structure (tetragonal)a = 4.420 Å [15]a = 4.421 Å
Lattice parametersc = 2.915 Åc = 2.913 Å
Magnetization (emu/g)127–135 (at 5 K)136 (at 80 K)
Curie temperature (Tc)114 K [6]118 K
Shielding effectivenessNot reportedSEA = 20 dB
SER = 10 dB