Oxygen-vacancy-rich Fe<sub>3</sub>O<sub>4</sub>/carbon nanosheets enabling high-attenuation and broadband microwave absorption through the integration of interfacial polarization and charge-separation polarization
Zhe Su, Wanyu Zhang, Jiawei Lu, Liying Tian, Shan Yi, Yayun Zhang, Shenghu Zhou, Bo Niu, Donghui Long
Abstract
An oxygen-vacancy-rich Fe 3 O 4 /carbon nanosheets composite is fabricated from Fe 3+ -gluconate complex as precursor using a spontaneous foaming strategy. The composite has a unique 2D structure and exhibits superior microwave absorption capability.
Topics & Concepts
Materials scienceMicrowaveOxygenAttenuationPolarization (electrochemistry)Vacancy defectAbsorption (acoustics)Composite numberCarbon fibersBroadbandAnalytical Chemistry (journal)OptoelectronicsOpticsChemistryPhysical chemistryComposite materialCrystallographyTelecommunicationsOrganic chemistryComputer sciencePhysicsElectromagnetic wave absorption materialsAdvanced Antenna and Metasurface TechnologiesGraphene research and applications