Effect of CaO_K2O heterogeneous catalyst concentration and reaction temperature on trans-esterification of waste cooking oil with ultrasonic wave

von Santoso, Aman
Veröffentlicht in International Conference on Mathematics and Science Education (4. : 2020 : Online) The 4th International Conference on Mathematics and Science Education (ICoMSE) 2020 ; B (2021)

Identification of geochemical fraction of Ca residence in sludge sediment of Prigi bay

von Wijaya, Wahyu Adi
Veröffentlicht in International Conference on Renewable Energy (2019 : Malang) Renewable energy and its applications (2020)

The effect of basic catalyst concentration on tobacco oil transesterification (Voor-Oogst) using uültra-sonic wave and its potential as renewable energy

von Santoso, Aman
Veröffentlicht in International Conference on Mathematics and Science Education (4. : 2020 : Online) The 4th International Conference on Mathematics and Science Education (ICoMSE) 2020 ; B (2021)