Fig. 5From: Composition, Electronic and Magnetic Investigation of the Encapsulated ZnFe2O4 Nanoparticles in Multiwall Carbon Nanotubes Containing Ni Residuals a XPS survey scan of the ZnFe2O4/mCNTs composite. Narrow-scan XPS spectra of the constituent elements in ZnFe2O4/mCNTs: b Fe 2p core-level, c Zn 2p core-level and d O1s core-level, e C1s core level, f Ni 2p core level spectra of ZnFe2O4/mCNTs and mCNTs as preparedBack to article page