Thermogravimetric kinetic analysis of Nannochloropsis oculata combustion in air atmosphere SUKARNI 1 ; SUDJITO 2 ;Nurkholis HAMIDI 2 ;Uun YANUHAR 3 ;I.N.G. WARDANA 2 ; 1. Department of Mechanical Engineering, Faculty of Engineering, State University of Malang, Jl. Semarang 5, Malang 65145, East-Java, Indonesia ; 2. Department of Mechanical Engineering, Faculty of Engineering, University of Brawijaya, Jl. Mayjen Haryono 167, Malang 65145, East-Java, Indonesia ; 3. Biotechnology Laboratory, Department of Water Resources Management, Faculty of Fisheries and Marine Sciences, University of Brawijaya, Jl. Veteran, Malang 65145, East-Java, Indonesia ; Fig.6 Linearization curves of Stage 2 and Stage 4 based on Ozawa method Frontiers in Energy,2015,9(2),125-133. Doi:10.1007/s11708-015-0346-x