F. H. Oraibi and F. A.AL-Tememe, “Theoretical Study of the effect of impurity concentrations on the efficiency of the single crystal silicon solar cell”, JK-Physics, vol. 4, no. 1, Dec. 2012, Accessed: May 13, 2026. [Online]. Available: https://journal.uokufa.edu.iq/index.php/jkp/article/view/7561