Magnetic enhanced high-efficiency electromagnetic wave absorbing MXene/Fe3O4 composite absorbers at 2–40 GHz

The sandwich-like MXene composites decorated with Fe 3 O 4 nanoparticles have been prepared to improve the electromagnetic attenuation performance between 2 and 40 GHz. The RL min can be up to −66.25 dB, and the EAB can be up to 8.49 GHz.