All Stories

  1. Atmospheric acid leaching of limonite laterite ores using nitric acid

    Article • January 2025, American Institute of Physics

    Widi Astuti

  2. The effect of additive (SiO2, MgO, and CaO) in the hardness and crystal phase of basalt glass-ceramics

    Article • January 2024, American Institute of Physics

    Yusup Hendronursito, Edi Suharyadi, Widi Astuti, Irza Sukmana