Author Details

Ratnawulan, -, Department of Physics, Universitas Negeri Padang, West Sumatra, Indonesia, Indonesia

  • Vol 14, No 1 (2021) - Articles
    THE EFFECT OF ADDITIONAL SALT AND ACID ON THE HYDROPHOBIC LAYER OF NANOCOMPOSITE SILICA/POLYSTYRENE (SiO2/PS) ON THE STABILITY PROPERTIES OF UV
    Abstract  PDF
  • Vol 14, No 1 (2021) - Articles
    EFFECT OF COMPOSITION VARIATION ON CRYSTAL SIZE OF MnO-Fe₂O₃/PS NANOCOMPOSITE LAYER AS SELF CLEANING
    Abstract  PDF
  • Vol 14, No 2 (2021) - Articles
    The Effect of Sintering Temperature on Hydrophobic Characteristic of Silica Manganese /Polystyrene (SiMn/PS) Nanocomposite
    Abstract  PDF
  • Vol 14, No 2 (2021) - Articles
    The Effect of Variation in SiMn/PS Nanocomposite Composition on Hydrophobic Properties
    Abstract  PDF
  • Vol 14, No 2 (2021) - Articles
    THE EFFECT OF VARIATIONS OF COMPOSITION OF FELSDPAR AND THE SHELL OF PENSI SHELL (Corbicula Moltkiana) FROM LAKE MANINJAU ON THE FLEXIBILITY OF DENTURE
    Abstract  PDF