Excellent microwave absorption of porous rod spinel by exceeding the Snoek limit <i>via</i> fibrosis and grain refinements
Jiabao Zang, Haifeng Li, Zirui Li, Jihui Sun, Yijian Liu, Xutao Yan, Li Sun, Meijie Zhang
Abstract
The fibrosis and nano-materialization of porous rod-shaped Co 0.5 Ni 0.2 Zn 0.3 Fe 2 O 4 (C5N2Z3-C) spinel ferrite structure allowed it to exceed the Snoek limit and its EAB max reached 7.8 GHz (7.60 GHz–15.40 GHz) at only 2.8 mm.
Topics & Concepts
Materials scienceSpinelMicrowaveLimit (mathematics)Absorption (acoustics)Composite materialPorosityMetallurgyMathematical analysisPhysicsQuantum mechanicsMathematicsElectromagnetic wave absorption materialsAdvanced Antenna and Metasurface TechnologiesAluminum Alloys Composites Properties