Talal allhiby, Muna, and Mutaz AlJuboori. “Study of Optical and Structural Properties of Copper Metal Cu Nanoparticles”. Journal of Education and Science (JES) 31, no. 4 (December 1, 2022): 42–48. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/24247.