| No | Nama Pertemuan Ilmiah/Seminar | Judul Artikel Ilmiah | Waktu dan Tempat |
| 1 | International Conference on Science and Engineering Technology | Synthesis of Composite nanostructure natural ZrO2 and magnetite particles (Fe3O4@ZrO2) and study of its lead ion adsorption efficiency |
Virtual, Universitas Tadulako, 21-22 Oktober 2020 |
| 2 | International Symposium on Wetland Environmental Management | High Adsorption Capacity of Activated Carbon from Rubber Seed Shells on Tofu (Soybean Whey) Wastewater | Banjarbaru, 5-7 Nopember 2019 |
| 3 | 1st International Symposium of Indonesian Chemical Engineering (ISIChem) 2018 |
Treatment of Raw Sources Water of Drinking Water by Biopolymer Chitosan-Clay Minerals Composite | Padang, Indonesia, 4- 5 October 2018 |
| 4 | The 24th Regional Symposium on Chemical Engineering |
Biosorption of Lead (II)– containing Sasirangan Textile Wastewater using Nanocomposites of Eleocharis dulcis Fibers with Iron (III) Nanoparticles as Adsorbent |
Semarang, Indonesia, 15-16 November, 2017 |
| 5 | International Conference on Industrial Technologyfor Sustainable Development | Biopolymer of Chitosan from Fish Scales as Natural Coagulant for Groundwater Treatment | Makassar, Indonesia, 25-26 October, 2017 |
| 6 | Sriwijaya International Conference on Engineering, Science and Technology (SICEST) 2016 |
Biocomposite Materials of Eleocharis dulcis Fibers with Iron (III) Nanoparticles and Its Potential for Sasirangan Textile Wastewater Treatment |
Bangka Belitung, Indonesia, 9-10 Nopember 2016 |
| 7 | 2nd International Conference on Chemical Engineering and Food Technology | Sulfonated Solid Acid Catalyst Performance on Esterification Reaction of Waste Cooking Oil |
Ho Chi Minh City, 30-31 October 2015 |