Author Details

Ratnawulan, -, Department of Physics, Universitas Negeri Padang, Jl. Prof. Dr. Hamka Air Tawar Padang 25131, Indonesia

  • Vol 15, No 2 (2022) - Articles
    The Effect of Fly Ash Composition on The Hydrophobic Absorption, and Strength Properties of Concrete
    Abstract  PDF
  • Vol 15, No 2 (2022) - Articles
    Effect of Calcination Temperature on Microstructure, Porosity and Hardness of Cao/Sio2 Nanocomposites for Bone Implants
    Abstract  PDF
  • Vol 16, No 2 (2023) - Articles
    The Effect of Compositional Optical Analysis of ZnO/TiO2 Composites In a Sunscreen Product
    Abstract  PDF
  • Vol 16, No 2 (2023) - Articles
    Making of Biodegradable Plastic Based on Corn Starch (Amylum Maydis) with Addition of Acid (CH3 COOh) and Gliserol Plasticizer
    Abstract  PDF