List of Articles Modeling Open Access Article Abstract Page Full-Text 1 - Steady-State and Dynamic Simulations of Gas Absorption Column Using MATLAB and SIMULINK Naved Siraj Abdul Hakim Open Access Article Abstract Page Full-Text 2 - COUPLING MODEL FOR MULTI-COMPONENT GAS PERMEATION PROCESS A. Hussain A. Qayyum Open Access Article Abstract Page Full-Text 3 - NONLINEAR CONTROL OF HEAT TRANSFER DYNAMIC USING HOMOTOPY PERTURBATION METHOD (HPM) Jamal Ghasemi