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Farianty, Dhika and Putra, Ananda and Latisma, Dj. and Nizar, Umar Kalmar and Sundari, Rita (2019) Biodiesel Production from Palm and Waste Cooking Oils Catalyzed by Silica-Titania Catalyst with Time Variation. International Journal of Innovative Science and Research Technology, 4 (7). pp. 280-284. ISSN 2456-2165
Rahman, Aulia and Putra, Ananda and Bahrizal, Bahrizal and Sanjaya, Hary and Dewata, Indang and Latisma, Dj. and Sundari, Rita and Nizar, U.K (2019) Catalytic Activity of Reused SiO2-TiO2 on Biodiesel Production from Waste Cooking Oil in Various of Catalyst Loading. International Journal of Research and Review, 6 (8). pp. 86-93. ISSN Print: 2349-9788 dan Online: 2454-2237
Zurryati, Zurryati and Sundari, Rita and Bahrizal, Bahrizal and Putra, Ananda and Latisma, Dj. and Nasra, Edi and Kurniawati, Desy and Nizar, Umar Kalmar (2019) The Effect of Silica-Titania Catalyst Loading on the Production of Biodiesel from Palm and Waste Cooking Oil. International Journal of Scientific Research and Engineering Development, 2 (3). ISSN 2581-7175
Annisa, Fiona Rachma and Dewata, Indang and Sanjaya, Hary and Latisma, Dj. and Putra, Ananda and Sundari, Rita (2019) Reusability test of Silica-Titania Catalyst on Biodiesel Production from Waste Cooking Oil in Various Temperatures. JSRST: International Journal of Scientific Research in Science and Technology, 6 (4). pp. 116-123. ISSN Print: 2395-6011 dan Online: 2395-602X
Raffeza, Tamara Putri and Putra, Ananda and Latisma, Dj. and Oktavia, Budhi and Kurniawati, Desy and Etika, Sri Benti and Sundari, Rita and Nizar, Umar Kalmar (2019) The Role of Temperature on Biodiesel Production from Palm and Waste Cooking Oils Catalyzed By Silica-Titania Catalyst. International Journal of Progressive Sciences and Technologies (IJPSAT), 15 (2). pp. 152-156. ISSN 2509-0119
Ardana, Syafira and Putra, Ananda and Latisma, Dj. and Sundari, Rita and Bahrizal, Bahrizal and Etika, Sri Benti and Nizar, Umar Kalmar (2019) The Study of Reused SilicaTitania Catalyst on Biodiesel Production in Various Reaction Times. International Journal of Advances in Scientific Research and Engineering (ijasre), 5 (8). pp. 133-141. ISSN 2454-8006
Nizar, Umar Kalmar and Hidayatul, J and Sundari, Rita and Bahrizal, Bahrizal and Amran, Ali and Putra, Ananda and Latisma, Dj. and Dewata, Indang (2018) The Effect of Titanium Tetrahedral Coordination of Silica- Titania Catalyst on the Physical Properties of Biodiesel. In: IOP Conference Series: Materials Science and Engineering, Volume 335, The 2nd International Conference on Mathematics, Science, Education and Technology, 5-6 Oktober 2017, Padang.
Nizar, Umar Kalmar and Putra, Ananda and Sundari, Rita and Latisma, Dj. and Etika, Sri Benti and Bahrizal, Bahrizal and Dewata, Indang and Nasra, Edi and Sanjaya, Hary and Oktavia, Budhi and Wardaningsih, S S K (2018) Synthesis and Characterization of Silica-Titania Catalyst with Solid-State Technique Applying SiO2 and TiO2 Solid Precursors Based on Variation Time of Calcination in Biodiesel Production. In: The 2018 International Conference on Research and Learning of Physics, 5-6 Agustus 2018, Padang.
Nizar, Umar Kalmar and Sitanggang, Yohanes Manan and Sari, Risma and Sundari, Rita and Bahrizal, Bahrizal and Putra, Ananda and Latisma, Dj. (2017) The Correlation of Biodiesel Physical Properties and Titanium Tetrahedral Coordination in Silica-Titania Prepared by Different Moles Ratio of Titania Precursors. In: Proceedings of ICoChEA (International Conference On Chemistry And Engineering In Agroindustry), 2017, Indonesia.
