Umar, M., Adeoye, A. E., & Abdulwasiu, S. O. (2025). The Impact of Fe-Doping on the Structural, Optical and Electric Properties of MnO2 Thin Films Prepared by Spray Pyrolysis Technique for Solar Application. Nigerian Journal of Physics, 34(4), 30-38. https://doi.org/10.62292/10.62292/njp.v34i4.2025.408