Liew P. Y., Wan Alwi S. R., Varbanov, P. S., Manan Z. A., Klemes J. J. A Numerical Technique for Total Site Sensitivity Analysis. Applied Thermal Engineering. DOI:10.1016/j.applthermaleng.2012.02.026. (IF: 1.823)

Sani S. M., Manan Z. A., Wan Alwi S. R. Optimization of thermochemical disintegration of sewage sludge for enhanced biogas yield. Bioresource Techology Journal. (IF: 4.365).

Wan Alwi, S. R., Mohamad Rozali, N. E., Manan Z. A., Klemes J. J. A Process Integration Targeting Method for Hybrid Power Systems. Energy.  Accepted. DOI:10.1016/j.energy.2012.01.005. (IF 3.653)

Hashim H., Lim, J. S., Manan Z. A, Wan Alwi S. R. Optimal Design of a rice mill utility system with rice husk logistic network.  Industrial & Engineering Chemistry Research, 51 (1): 362-373.

Emad Benhelai, Gholamreza Zahedi,  H. Hashim,  "A Novel Design for Green and Economical Cement Manufacturing . ", Journal of Cleaner Production, 22, 60-66

J.S. Lim, Manan, Z. A, H. Hashim, S. R. Wan Alwi. "A Review on Biomass Utilisation from Rice Industry as a Source of Renewable". Renewable and Sustainable Energy Reviews, 16(5), 3084 - 3094,  (IF: 4.595)

Saeed Isa Ahmed, Anwar, J. H. Hashim, Habib Alkali, Mat Ramli. "Economic and Environmental Benefits of Landfill Gas from Municipal Solid Waste in Malaysia", Renewable and Sustainable Energy Reviews, 16(5), 2907 - 2912 (IF: 4.595)

Tiew.B. J, M. Shuhaimi, H. Hashim. Carbon emission reduction targeting through process integration and fuel switching with mathematical modelling. Applied Energy. In press

Anwar, J. Haslenda, H., Ramli, M. "Short note: Effects of fluidisation number and total air factor on the combustion of municipal solid waste of high moisture content in a fluidised bed". Applied Thermal Engineering, Vol. 36 pp 403-405

Ho, W.S., Hashim, H. "Integrated Electricity Planning and Feed-In Tariff comprises Renewable Energy". American J. of Engineering and Applied Sciences 5 (1): 53-58

Johari, A., H. Hashim, "Prospect and Challenges of Solar Energy Usage for Energy Generation in Malaysia". , International Journal of Renewable Energy Research (IJRER)

S, A. Jalil., H. Hashim, M. H. Hassim. "Systematic technique for fugitive emissions reduction in industry", International Chemical and Biological Engineering Journal

S, A. Jalil., H. Hashim, M. H. Hassim. "Mixed Integer Linear Optimization for Fugitive Emission reduction by Replacing Valve", Energy Procedia

Farzad Pouralinazar , Mohd Aziz Che Yunus , Gholamreza Zahedi, ”Pressurized liquid extraction of Orthosiphon Stamineus oil: Experimental and modeling studies”, J of Supercritical Fluids, 62, 88-95

Mehdi Bagheri, Tohid Nejad Ghffar Borhani, Gholamreza Zahedi, “Estimation of Flash Point and Autoignition temperature of Organic Sulfur Chemicals”, Energy Conversion and Management, 58, 185-196

Morteza Amiri, Mat H.Yunan, Gholamreza Zahedi, and S.H. Fatemi Tafti ”An Improved Empirical Approach for Prediction of Formation Water Saturation in Shaly Tight Gas Sands -A Case Study in Western U.S Basins”, World Academy of Science, Engineering and Technology 61, 715-721

Abdul Waheed Bhutto, Aqeel Ahmed Bazmi, Gholamreza Zahedi, ”Greener Energy: Issues And Challenges For Pakistan- Solar Energy Prospective”, Renewable and Sustainable Energy Reviews, 16(5), 2762 -2780,  (IF 4.595)

Abdul Waheed Bhutto, Aqeel Ahmed Bazmi, Gholamreza Zahedi, ”Greener Energy: Issues And Challenges For Pakistan- Hydel Power Prospective”, Renewable and Sustainable Energy Reviews, 16(5), 2732 -2746, (IF 4.595)

Agus Arsad, Abdul Razak Rahmat, Azman Hassan, Munirah Mokhtar, Shaiful Nizam Mad Dali. 2012, "Flow Characteristics and Dynamic Behavior of Polyamide 6/Acrylonitile Butadiene Styrene (Pa6/Abs) Blends", International Journal of Polymeric Materials

Razak, Mohd Zahidfullah Abd, Arsad, Agus, Rahmat, Abdul Razak, Hassan, Azman, 2012, "Influence of MMT as reinforcement on rheological behavior, mechanical and morphological properties of recycled PET/ABS thermoplastic nanocomposites", Journal of Polymer Engineering. 32(3), 177–183

Suhailah Mohd Sukri, Agus Arsad, Azman Hassan, Nor Liyana Suradi, "Green Composites Based on Recycled Polyamide6/Recycled Polypropylene Kenaf Composites: mechanical, thermal and morphological properties", Journal of polymer engineering. (Accepted for publication)

Norhana Jusoh, Azila Abdul-Aziz, Eko Supriyanto, "Improvement of Glucose Biosensor Performances Using Poly(hydroxyethyl methacrylate) Outer Membrane", International Journal of Biology and Biomedical Engineering 1(6), 77-86

Ani Idris, Attaullah Bukhari, "Immobilized Candida antarctica lipase B: Hydration, stripping off and application inring opening polyester synthesis", Biotechnology Advances 30, 550–563