Layer-by-Layer Self-Assembled Ferrite Multilayer Nanofilms for Microwave Absorption

Scheme 1

Schematic of two types of layer-by-layer (LbL) nanofilm assembly on Si wafer. (a) Three-component blend LbL film (PAH/PAA + ferrite)_n, and (b) tetralayer LbL film (PDADMAC/PSS/bPEI-ferrite/PSS)_n.