Investigation of Crystallite Size, Strain Effect, Initial Permeability and Optical Properties of Al Substituted Ni-Cd Dense Ferrites. J. of Eng. Sci. [Internet]. 2025 Jun. 24 [cited 2026 Jun. 24];15(2):79-88. Available from: https://banglajol.info/index.php/JES/article/view/82164