Superior magnetocapacitance in ferro/ferrimagnetic Fe <sub>3</sub> O <sub>4</sub> /Fe/Fe <sub>3</sub> C integrated N-doped carbon hybrid nanostructures under mild magnetic fields
Gwan Hyeon Park, Junbeom Maeng, Tanwir Ansari, Jungseub Ha, Pittala Suresh, Jaehyun Heo, Su-Bin Kim, Jaejun Yu, Sandya Rani Mangishetti, Won Bae Kim
Abstract
Encapsulating magnetic materials in a carbon network increased the interfacial area, enhancing storage performance under a magnetic field. This led to a specific capacitance of 2057.3 F g −1 at 6 mT and 1.5 A g −1 .
Topics & Concepts
MagnetocapacitanceFerrimagnetismMaterials scienceDopingCondensed matter physicsMagnetic fieldFerromagnetismMagnetizationMultiferroicsPhysicsOptoelectronicsFerroelectricityDielectricQuantum mechanicsSupercapacitor Materials and FabricationAdvancements in Battery MaterialsElectromagnetic wave absorption materials