JOURNAL PUBLICATIONS

 

  1.  K. Alhumaizi and A. Ajbar, ”Optimization of An Unstructured First- Order Kinetic Model of Cyclically Operated Bioreactors”, Journal of Environmental Engineering ,132 (2006),453.

  2. K. Alhumaizi and A. Ajbar , ”Study of Some Unique Features of Ratio-Dependent Models for Predator-Prey-Substrate Interactions In Continuous Cultures”, Chemical Engineering Communications 193,(2006), 1164.

  3. K. Alhumaizi, A. Alwan,  and A.  Ajbar., “Competition of Plasmid-Bearing and Plasmid-Free Organisms in a Chemostat: A Study of Bifurcation Phenomena",  Mathl. Comput. Modell. Vol. 44,  (2006), 342.

  4.  K. Alhumaizi and A. Ajbar, ”Dynamics of Predator-Prey Interactions in Continuous Cultures”, Engineering in life Sciences, 5, (2005),139.

  5. Ajbar, A., Alhumaizi, K., Asif, M., "Improvement of Fluidizability of Cohesive Powders Through Mixing with Small Proportions of Group A Particles". Can. J. Chem. Engng 83,  (2005), 930.

  6.  E. Ali, K. Alhuamizi and A. Ajbar, ”Multivariable Control of A Simulated Industrial Gas Phase Polyethylene Reactor”, Ind. Eng. Chem. Res., 42, (2003), 234

  7.  A. Ajbar, ”Classification of Static and Dynamic Behavior in Chemostat for Plasmid-Bearing, Plasmid Free Mixed Recombinant Cultures”, Chemical Engineering Communications, 189, (2002), 1130

  8.  A.Ajbar, K. Alhumaizi, I Aidid and M. Asif, ”Hydrodynamics of Gas Fluidized Beds with Mixture of Group D and B Particles”, Canadian Journal of Chemical Engineering, 80, (2002), 281

  9. A. Ajbar and A.H. Fakeeha, “Static and Dynamic Behavior of A Class of  Unstructured Models of Continuous Bioreactors with Growth Associated Product”.  Bioprocess and biosystems engineering,  Vol.  25, (2002), 21.

  10.  A. Ajbar, ”Classification of Static behavior of A Class of Unstructured Models of Continuous Bioprocesses”, Biotechnology Progress, 17,(2001), 597-605

  11. A. Ajbar and K. Alhumaizi, ”Gas Phase Polyethylene Reactors: A Global Study of Stability Behaviour”, IChEME, 79, (2001),195-208

  12. A. Ajbar, “Stability Analysis of the Biodegradation of Mixed Wastes In A Continuous Bioreactor with Cell recycle” , Water Research,  Vol. 35, (2001), 1201

  13.  A. Ajbar, “Classification of stability behavior of bioreactors with wall attachment and substrate-inhibited kinetics" Biotechnology and Bioengineering, Vol. 72, (2001),166

  14.  A. Ajbar, ”Stabilization of Chaotic Behavior in A two-Phase Autocatalytic reactor”, Chaos, Solitons and Fractals, 12, (2001), 903-918

  15. A. Ajbar and K. Alhumaizi, ”Microbial Competition: Study of Global branching Phenomena”, AIChE J., 46, (2000), 32-334

  16. A. Alhusseini, and A. Ajbar,  Mass Transfer in Supported Liquid Membranes: A Rigorous Model ., Mathematical and Computer Modelling, Vol. 32, (2000), 465.

  17.  A. Ajbar,  "On the existence of oscillatory behavior in unstructured models of bioreactors”  Chemical Engineering Science,  Vol. 56, (2001)  1991

  18. E. Ali, K.  Alhumaizi and A. Ajbar, Model reduction and robust control of multi-stage flash (MSF) desalination plants., Desalination,  Vol. 121, (1999), 65.

  19.  A. Ajbar, “Stability and Bifurcation of an Unstructured Model of a Bioreactor with Cell Recycle”. Mathematical and Comput Modelling, Vol. 25, (1997), 31.

  20.  E. Ali, A. Ajbar, and K. Alhumaizi,  “Robust control of industrial multi-stage flash desalination plants: Desalination,  Vol. 114, (1997), 289.

  21.  Elnashaie, S.S.E.H. and  Ajbar, “ Period-adding and Chaos in Fluidized Bed Catalytic Reactors” Chaos, Solitons & Fractals,  Vol.7,  (1996), 1317.

  22.  Elnashaie, S.S.E.H. and  Ajbar, A Chaotic, Non-chaotic Strange Attractors and Bistability in Non-isothermal Fluidized Bed Catalytic ReactorsUnderPI Control , Chaos, Solitons & Fractals,  Vol. 7,  (1996), 1955.

  23.   A. Ajbar and  S.S.E.H. Elnashaie , “Controlling Chaos by Periodic Perturbations in Nonisothermal Fludiized-bed Reactor”, AIChE  Journal, Vol. 42, (1996), 3008

  24. Ajbar, H., M. R. Keenan and J. C. Kantor, "Optimal Linear Regulation with Hard Constraints", AIChE Journal, Vol. 41,  (1995), 2439