Facile synthesis of ultralight S-doped Co<sub>3</sub>O<sub>4</sub> microflowers@reduced graphene oxide aerogels with defect and interface engineering for broadband electromagnetic wave absorption
Hui Gao, Shougang Chen, Shuang Wei, Wen Li, Mutian Zhang, Nian X. Sun
Abstract
It was proposed for the first time that the defects located at the interface have more charge transfer to enhance interface polarization than those at the interior. The heterostructure adjusts the electromagnetic parameters to improve broadband absorption.
Topics & Concepts
Materials scienceGrapheneOxideHeterojunctionBroadbandAbsorption (acoustics)DopingInterface (matter)Polarization (electrochemistry)Electromagnetic radiationOptoelectronicsChemical engineeringNanotechnologyComposite materialOpticsPhysical chemistryChemistryCapillary numberEngineeringMetallurgyPhysicsCapillary actionElectromagnetic wave absorption materialsAdvanced Antenna and Metasurface TechnologiesMetamaterials and Metasurfaces Applications