B. Mohammad, Namir, نمير, Taha M. AL-Maula, and طه. 2025. “Using a Device of Spectroscopic Ellipsometry for Studying the Effect of Changing of the Absorption Coefficient on the Optical Storage MR/BDK System of Different Concentration”. Rafidain Journal of Science 19 (6):120-27. https://doi.org/10.33899/rjs.2008.41424.