Hathiya, L.J. and Joshi, H.H. 2026. Study on Structural and Optical Properties of Nanocrystalline Mn–Ni Ferrites Prepared by Auto-Combustion Technique. Journal of Optics and Photonics Research. (Jul. 2026). DOI:https://doi.org/10.47852/bonviewJOPR62029245.