Ibrahim Abbas, S. and Salam Khamas, A. 2019. Study of the permittivity, permeability and microwave attenuation of zinc ferrites nanoparticles prepared by sol-gel methods. International Journal of Engineering & Technology. 7, 4 (Aug. 2019), 7056–7062. DOI:https://doi.org/10.14419/ijet.v7i4.19985.