The materials used in electrical and electronic applications have great importance and
broader applications, but they have severe electromagnetic interference (EMI). These …

The growing concern over electromagnetic radiation (EMR) emitted by electronic devices
has raised awareness of its adverse effects on human health and electronic operations, thus …

C f–Si 3 N 4 sandwich composites were prepared by gelcasting using α-Si 3 N 4 powder,
SiC-coated carbon fibers and sintering additives as starting materials. The microstructure …

The need to find ways to effectively utilize the large quantities of agricultural waste that are
produced is indicative of the huge potential associated with producing an alternative …

This paper presents the electromagnetic wave (EW) absorption properties in terms of
complex permittivity and permeability of novel green composites coconut fiber coir and …

Gelcasting was employed to fabricate Si 3 N 4/SiC whisker (SiCw) composite ceramics, and
the effects of heat-treatment temperature on the length-to-diameter ratio of the whiskers and …

This paper presents the performance effect of hollow pyramidal microwave absorber that
had been applied with slotted array principle. The Sierpinski triangle was used as the slotted …

Nowadays, the resources of roofing materials are abundant, which are the essential
materials to build houses. It is of great significance to develop the roofing material with …

This paper investigates the performance of multilayer pyramidal hollow green biomass
coated absorbing materials. The designed absorber is simulated using CST Microwave …

Ces travaux de thèse ont porté sur l'étude de nouveaux matériaux pour l'absorption
électromagnétique en chambre anéchoïque. Ce sujet a été imaginé à partir de l'étude d'une …