Journal, Baghdad Science. 2012. “Study the Spectroscopic Characteristics of Rhodamine B Dye in Ethanol and Methanol Mixture and Calculation the Quantum Efficiency: Rafed A. Ali | Oday Mazin Abdul-Munem | Ahmed Naji Abd”. Baghdad Science Journal 9 (2). Iraq, Baghdad:352-58. https://doi.org/10.21123/bsj.2012.9.2.352-358.