Figure 6From: Magnesium Ferrite (MgFe2O4) Nanostructures Fabricated by ElectrospinningXRD patterns of the MgFe2O4/PVP composite samples calcined in air for 2 h at different temperatures.a 500 °C,b 600 °C,c 700 °C, andd 800 °CBack to article page