Sultana, P., Nasrin , R., Zebin, I. Z., Halder, T., Islam, S. M. T., & Rahman, M. J. (2024). A Comparative Study on Surface Morphology, Optical and Thermal Behaviour of Undoped and Cu Doped ZnO Nanostructures. Bangladesh Journal of Physics, 31(2), 75–81. https://doi.org/10.3329/bjphy.v31i2.79521