Journal
[1] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., 2008, “Molecular Weight Distribution Broadening of Polypropylene by Periodic Switching of Hydrogen and Catalyst Additions”, Journal of Applied Polymer Science, 108(4), 2446-2457.
[2] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., 2007, “The Estimation of Liquid-Propylene Polymerization Rate using Adiabatic Reaction Calorimetry and Reaction Dilatometry”, Macromolecular Reaction Engineering, 1(3), pp. 353-363.
[3] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., 2007, “Nonlinear Process Model Based Control of a Propylene Polymerization Reactor”, Chemical Engineering and Processing, 46, pp. 554-564.
[4] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., 2006, “Liquid Propylene Polymerization using a Highly Active Ziegler-Natta Catalyst: the Influence of Hydrogen and Temperature”, AIChE Journal, 52(5), pp. 1866-1876.
[5] Abdul-Jabbar, N., Jumah, R., and Al-haj Ali, M., 2005, “State Estimation and State Feedback Control for Continuous Fluidized Bed Dryers”. Journal of Food Engineering, 70(2): pp. 197-203.
[6] Abdul-Jabbar, N., Jumah, R., and Al-haj Ali, M., 2002, "Dynamic Analysis of Continuous Well-Mixed Fluidized-Spouted Bed Dryers", Drying Technology; 20: pp. 37-54.
[7] Abdul-Jabbar, N., Jumah, R., and Al-haj Ali, M., 2002, "Multivariable Process Identification and Control of Continuous Fluidized Bed Dryers." Drying Technology; 20: pp. 1347-1378.
Conferences
[1] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., “ The Estimation of Liquid Propylene Polymerization Rate Using Pressure-drop Dilatometry”, 7th Saudi Engineering Conference, Riyadh, November, 2007.
[2] Al-haj Ali, M., Betlem, B., Weickert, G., and Roffel, B., “Isothermal Liquid Propylene Polymerization with a Highly Active Ziegler-Natta Catalyst in a Fully-filled Batch Reactor”, Jordan International Chemical Engineering Conference V (JICEC05), Amman, Jordan, September 2005.
[3] Weickert, G., Pimplapure, M., Al-haj Ali, M., Tupe, R., and Banat, Y., “ Initial Kinetics and Morphogenesis: Learning from Improved Experiments”, 3rd European Conference on the Reaction Engineering of Polyolefins (ECOREP III), Lyon, France, June 2005.