Author Details

Ratnawulan, -, Jurusan Fisika, Universitas Negeri Padang, Sumatera Barat, Indonesia, Indonesia

  • Vol 5 (2015) - Articles
    Pengaruh tinggi kolom pada distilasi terhadap kadarbioetanol dari tebu (Saccharum officinarum) (Effect of column height on distillation on bioethanol levels from sugarcane (Saccharum officinarum)
    Abstract  PDF
  • Vol 5 (2015) - Articles
    Pengaruh ukuran bulir zeolit terhadap kadar bioetanol dari tanaman tebu (Saccharum Officinarum) (Effect of zeolite grain size on bioethanol levels from sugarcane (Saccharum Officinarum))
    Abstract  PDF
  • Vol 5 (2015) - Articles
    Pengaruh temperatur kalsinasi terhadap struktur tembaga oksida dari daerah Pinti Kayu Kecamatan Koto Parik Gadang Diateh Kabupaten Solok Selatan (The effect of calcination temperature on the copper oxide structure of the Pinti Kayu area, Koto Parik Gadang Diateh District, South Solok Regency)
    Abstract  PDF
  • Vol 5 (2015) - Articles
    Karakterisasi mineral magnetik lindi (leachate) TPA Air Dingin Kota Padang menggunakan Scanning Electron Microscopy (SEM) (Characterization of magnetic leachate mineral at TPA Air Dingin Padang City using Scanning Electron Microscopy (SEM))
    Abstract  PDF
  • Vol 5 (2015) - Articles
    Analisis struktur bijih mangan hasil proses sinter yang terdapat di Nagari Kiawai Kecamatan Gunung Tuleh Kabupaten Pasaman Barat (Analysis of the structure of the manganese ore resulting from the sintering process in Nagari Kiawai, Gunung Tuleh District, West Pasaman Regency)
    Abstract  PDF
  • Vol 6 (2015) - Articles
    Pengaruh temperatur kalsinasi terhadap struktur mineral granit yang terdapat di Nagari Surian Kecamatan Pantai Cermin Kabupaten Solok (The effect of calcination temperature on the granite mineral structure in Nagari Surian, Pantai Cermin District, Solok Regency)
    Abstract  PDF
  • Vol 6 (2015) - Articles
    Pengaruh jenis kulit pisang dan variasi waktu fermentasi terhadap kelistrikan dari sel accu dengan menggunakan larutan kulit pisang (Effect of banana peel type and fermentation time variation on the electricity of battery cells using a banana peel solution)
    Abstract  PDF
  • Vol 6 (2015) - Articles
    Pengaruh tingkat energi penyinaran terhadap sifat optik pusat warna F-center pada kristal LiF menggunakan spektrometer Uv-Vis (The effect of irradiation energy level on the optical properties of the F-center color center on the LiF crystal using a Uv-Vis spectrometer)
    Abstract  PDF
  • Vol 11, No 2 (2018) - Articles
    Sintesis lapisan hydrophobic nanokomposit mangan oksida/polystyrene (MnO2/PS) untuk aplikasi self cleaning (Synthesis of manganese oxide / polystyrene nanocomposite hydrophobic coating (MnO2 / PS) for self cleaning applications )
    Abstract  PDF
  • Vol 11, No 2 (2018) - Articles
    Sintesis dan karakterisasi sifat optik film tipis hausmannite (Mn3O4) dengan metode spin coating ( Synthesis and characterization of the optical properties of hausmannite thin film (Mn3O4) by spin coating method )
    Abstract  PDF
  • Vol 12, No 1 (2019) - Articles
    Analisis sifat magnetik nanokomposit CoFe2O4/PANi yang disintesis dengan metoda sol-gel (Analysis of the magnetic properties of the CoFe2O4 / PANi nanocomposites synthesized by the sol-gel method)
    Abstract  PDF
  • Vol 12, No 1 (2019) - Articles
    Pengaruh komposisi CoFe2O4 terhadap sifat listrik nanokomposit CoFe2O4/pani yang disintesis dengan metoda sol-gel (CoFe2O4 composition influence on the electrical properties of the CoFe2O4 / PANI nanocomposite synthesized by the sol-gel method)
    Abstract  PDF
  • Vol 12, No 1 (2019) - Articles
    Analisis teoritik nanopartikel Zirkonium Dioksida (ZrO2) (Theoretical analysis of Zirconium Dioxide (ZrO2) nanoparticles)
    Abstract  PDF
  • Vol 12, No 1 (2019) - Articles
    Pembuatan dan karakterisasi listrik keramik ZnFe2O4 dengan doping TiO2 untuk termistor NTC dengan teknik pressing (Fabrication and electrical characterization of ZnFe2O4 ceramics with TiO2 doping for NTC thermistors by pressing techniques)
    Abstract  PDF
  • Vol 12, No 2 (2019) - Articles
    Pengaruh variasi komposisi MnFe2O4 terhadap sifat magnetik nanokomposit MnFe2O4/PANi yang disintesis dengan metoda sol – gel spin coating (MnFe2O4 composition influence on the magnetic properties of MnFe2O4 / PANi nanocomposites synthesized by the sol-gel spin coating method)
    Abstract  PDF