1. Department of Mechanical Engineering, Andalas University, 25163 Padang Sumatera Barat, Indonesia
2. Program Studi Teknik Mesin, Universitas Dharma Andalas, 25000 Padang Sumatera Barat, Indonesia
3. Laboratory of Sumatran Biota/Faculty of Pharmacy, Andalas University, 25163 Padang, Sumatera Barat, Indonesia
4. Department of Biosystems Engineering, Institut Teknologi Sumatera, 35365 South Lampung, Indonesia
5. Laboratory of High-Temperature Coating, Research Center for Physics Indonesian Institute of Sciences (LIPI), Serpong, Indonesia
6. Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia
7. School of Chemical and Energy Engineering, Faculty of Engineering, Universiti Teknologi Malaysia, 81310 Skudai, Johor Bahru, Johor, Malaysia