Fiandini, Meli, Universitas Pendidikan Indonesia, Indonesia

• Vol 8, No 1 (2023): IJOST: April 2023 - Articles
  Interpretation of Fourier Transform Infrared Spectra (FTIR): A Practical Approach in the Polymer/Plastic Thermal Decomposition
  Abstract  PDF
• Vol 8, No 3 (2023): IJOST: December 2023 - Articles
  How to Purify and Experiment with Dye Adsorption using Carbon: Step-by-Step Procedure from Carbon Conversion from Agricultural Biomass to Concentration Measurement Using UV Vis Spectroscopy
  Abstract  PDF
• Vol 9, No 1 (2024): IJOST: April 2024 - Articles
  How to Calculate Statistics for Significant Difference Test Using SPSS: Understanding Students Comprehension on the Concept of Steam Engines as Power Plant
  Abstract  PDF