Rietveld refinement analysis on the effects of annealing temperature on ZnO microrods - Sierra, Iries-Gwyneth C.; Magallanes, Bee Jay; Nueva, Angelo Gabriel; Singidas, Bess; Matsuoka, Takahiro; Sarmago, Roland V. (Proceedings of the 43rd Samahang Pisika ng Pilipinas Physics Conference, 2025)