Onyeka E. NNANYELUGO, Peter O. OFFOR, Cyril OCHERI, Camillus S. OBAYI. Optical and Structural Properties of Er/Sr Co-Doped αMnS Films Prepared by Chemical Spray Pyrolysis. FJET [Internet]. 2025 Sep. 15 [cited 2026 Jun. 14];1(2):425-3. Available from: https://fjet.fudutsinma.edu.ng/index.php/fjet/article/view/61