Badday, Ali Sabri; Abdullah, Ahmad Zuhairi; Lee, Keat-Teong - In: Energy 60 (2013) C, pp. 283-291
Transesterification of crude Jatropha oil in the presence of cesium doped heteropolyacid catalyst and assisted by … conditions to identify the most active catalyst. Cs1.5H1.5PW12O40 catalyst showed the highest FAME (fatty acid methyl ester …–50 min), methanol to oil molar ratio (5:1–25:1), ultrasonic amplitude (30–90% of the maximum sonifier power) and catalyst …