rahmawati, eka and Sholehah, F. 2026. Fabrication and Characterization of Eggshell-Derived Nano-CaO Thin Films as Anti-Reflective Coatings: Morphological and Optical Properties. KONSTAN - JURNAL FISIKA DAN PENDIDIKAN FISIKA. 11, 01 (Jul. 2026), 32-45. DOI:https://doi.org/https://doi.org/10.20414/konstan.v11i01.935.