Evaluating nitrogen-doping and elimination effect in peanut shell-derived composites for improving microwave absorption using PMMA as a matrix
Haniyeh Dogari, Niloofar Salimi-Turkamani, Hossein Ghafuri, Reza Peymanfar
Abstract
We engineered nitrogen-doped and etched microwave-absorbing composites from sustainable peanut shells, combined with PMMA. These materials achieved high K-band absorption, moderate shielding, and efficiency with thin, cost-effective designs.
Topics & Concepts
Materials scienceMicrowaveComposite materialAbsorption (acoustics)DopingElectromagnetic shieldingNitrogenMatrix (chemical analysis)Shell (structure)OptoelectronicsChemistryOrganic chemistryQuantum mechanicsPhysicsElectromagnetic wave absorption materialsAdvanced Antenna and Metasurface TechnologiesAntenna Design and Analysis