Author Details

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

  • Vol 17, No 1 (2024) - Articles
    The Impact of Biostarter Em-4 and Buffalo Feces on The Quality of Biogas Created from Sugarcane Bagasse Fiber
    Abstract  PDF
  • Vol 17, No 1 (2024) - Articles
    Analysis Titanium Dioxide and Zinc Oxide in Physical Sunscreen Commercial with Protection Value 35 SPF
    Abstract  PDF
  • Vol 17, No 1 (2024) - Articles
    Compressive Strength Analysis of Mortar Made from Volcanic Sand in Nagari Aia Angek Based on Magnetic Mineral Content
    Abstract  PDF
  • Vol 17, No 1 (2024) - Articles
    Compressive Strength Analysis of Mortar Made from Volcanic Sand in Nagari Aia Angek Based on Magnetic Mineral Content
    Abstract  PDF