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Dr. Shaker Mohamed Haji

Associate Professor

Chemical Engineering
+973 17876104
31-108A
shaji@uob.edu.bh

Areas of Expertise

Chemical Reactor Design, Introduction to Chemical Engineering, Process Analysis and Computer Applications, Introduction to Thermodynamics, Chemical Engineering Thermodynamics, Energy Systems, Process Instrumentation, Fuel Cell Fundamentals, Chemical Engineering Laboratory, Junior Projects, Senior Projects.

Education

  • Postgraduate Certificate in Academic Practice, York St. John University College (YSJ)/University of Bahrain (UOB), 2007.
  • Ph.D., Chemical Engineering, University of Connecticut (UConn), USA, 2005
  • M.Sc., Chemical Engineering, University of Connecticut (UConn), USA, 2003
  • B.Sc., Chemical Engineering, King Abdul Aziz University (KAAU), Kingdom of Saudi Arabia, 1999

Biography

Dr. Shaker Haji is an Associate Professor in the Department of Chemical Engineering at the University of Bahrain (UOB). He holds a B.Sc. degree from King Abdul Aziz University (1999) and M.Sc. and Ph.D. degrees from the University of Connecticut (2005). He teaches several chemical engineering courses at UOB, including chemical reaction engineering, thermodynamics, energy systems, introductory chemical engineering courses, process instrumentation, and fuel cell technology. He holds a Postgraduate Certificate in Academic Practice from York St John University/University of Bahrain (2007). Dr. Haji was on a one-year industrial assignment with the Research and Development Center (R&DC) of Saudi Aramco in Dhahran (2009). He served as the Chairman of the Department of Chemical Engineering at UOB from 2011-2015. He has authored/co-authored many peer-reviewed articles and contributed a chapter to a book on fuel and fuel processing for fuel cell applications. His recent publications and research interests focus on water and energy applications, including wastewater treatment, fossil fuel processing, renewable energy, and fuel cell technology. Dr. Haji lectured in several short courses on the topics of renewable energy, laboratory measurements, and fundamentals of chemical engineering.

Dr. Haji served as a consultant, coordinator, and member of many committees on the department, college, university, and national levels. On the national level, for instance, Dr. Haji was a member of the national committee for preparing the Second and Third “National Communication on Climate Change in the Kingdom of Bahrain”, 2008 – 2012 and 2017 –2021. In addition, he was the coordinator of the national committee for “The Development of National Implementation Plan (NIP) for the Stockholm Convention on Persistent Organic Pollutants (POPs) in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, May 2020 – Dec 2021.

Achievements

  • The first author of ""The highest impact factor journal article"" in the College of Engineering, University of Bahrain, 2021.
  • The Emirates Energy Award, Silver Award in Research & Development category (MENA), Improved Performance of Hydrogen Fuel Cell-Powered Vehicle, Government of Dubai – Supreme Council of Energy, Oct 2013, UAE.

Affiliations

  • Fellow of the Higher Education Academy (FHEA)
  • Member of American Institute of Chemical Engineers (AIChE)
  • Member of the Bahrain Society of Engineers (BSE)
  • Founding member of the Arab Renewable Energy Commission (AREC)
  • Member of Bahraini Researchers and Inventors Society (BRAINS)
  • Member of the Society of Excellence and Academic Research, Bahrain (SEAR)

Grants & Contracts Awarded

  • “The Development of National Implementation Plan (NIP) for the Stockholm Convention on Persistent Organic Pollutants (POPs) in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, May 2020 – Dec 2021.
  • “Bahrain’s First Biennial Update Report: Under the United Nations Framework Convention on Climate Change”, Supreme Council for Environment, 2019.
  • ""GHG inventory"" committee for the preparation of “The Third National Communication” and “The Second National Communication: on Climate Change in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, 2017 –2021 and 2008 –2012.
  • The Emirates Energy Award, Silver Award in Research & Development category (MENA), Improved Performance of Hydrogen Fuel Cell-Powered Vehicle, Government of Dubai – Supreme Council of Energy, Oct 2013, UAE.
  • Business Plan Competition Award, 1st place, United Nations Industrial Development Organization (UNIDO), Jul 2007, Bahrain.
  • Academic Scholarship and Excellency during the M.Sc. and Ph.D. programs, University of Connecticut, 1999-2005.
  • Academic Scholarship and Excellency during the B.Sc. program, King Abdul Aziz University, 1994-1999.

Publications & Presentations

  1. Awadh, Maysoon; Hossain, S.M. Zakir; Haji, Shaker; et al. “Machine Learning and Kinetic Insights into Biomass and Biosurfactant Production for Enhanced Oil Recovery Applications”, SPE Journal, 2025.
  2. Awadh, Maysoon; Hossain, S.M. Zakir; Haji, Shaker; et al. “Modeling and Global Optimization of Biosurfactant Production from Bacteria Utilizing Frying Oil Waste Via Sequential Statistical and Crow Search Algorithm”, Arabian Journal for Science and Engineering, Jun 2025.
  3. Haji, Shaker; Sharma, Kritika; Radhi, Jassim M.; Mohsen, Hassan H.; Bu-Ali, Qais; Abdulla, Abdulnaser; Ramani, Vijay “The removal of methanol traces from contaminated water using PEM electrolysis cell”, Journal of Water Process Engineering, Aug 2024.
  4. Hossain, S.M. Zakir; Sultana, Nahid; Haji, Shaker; Mufeez, Shaikha Talal; Janahi, Sara Esam; Ahmed, Noof Adel “Modeling of microbial fuel cell power generation using machine learning-based super learner algorithms”, Fuel, Oct 2023.
  5. Ali, M.A.; Haji, Shaker; Al-Khayyat, Mohammed; Abutaleb, Ahmed; Ahmed, Shakeel “Kinetic modeling and thermodynamic analysis of toluene disproportionation reaction over ZSM-5 based catalysts”, Catalysis Communications, Dec 2022.
  6. Haji, Shaker; Sabea, Mohamed; Aljawder, Turki; Al-Aradi, Mohammed; Al-Khateeb, Waseem; Elkanzi, Elamin; Ahmed, Shakeel “Modeling catalyst deactivation in heterogeneous Fenton-like oxidation reactions”, Chemical Engineering Journal, Jul 2021.
  7. Haji, Shaker; Bin Shams, Mohamed; Salman, Ali; Abdali, Hussain; Alsaffar, Alaa “Energy analysis of Bahrain's first hybrid renewable energy system”, International Journal of Green Energy, Aug 2019.
  8. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser “Feed-in Tariff Structure Development for Photovoltaic Electricity and the Associated Benefits for the Kingdom of Bahrain”, International Journal of Sustainable Energy, Jun 2018.
  9. Haji, Shaker; Al-Buqaishi, Bader; Bucheeri, Ahmed; Bu-Ali, Qais; Al-Aseeri, Mohamed; Ahmed, Shakeel “The dynamics and equilibrium of ammonium removal from aqueous solution by Na-Y zeolite”, Desalination and Water Treatment, Aug 2016.
  10. Bin Shams, Mohamed; Haji, Shaker; Salman, Ali; Abdali, Hussain; Alsaffar, Alaa “Time series analysis of Bahrain's first hybrid renewable energy system”, Energy, May 2016.
  11. Haji, Shaker; Khalaf, Mona; Shukrallah, Mohammed; Abdullah, Jaffar; Ahmed, Shakeel “A kinetic comparative study of azo dye decolorization by catalytic wet peroxide oxidation using Fe–Y zeolite/H2O2 and photooxidation using UV/H2O2”, Reaction Kinetics, Mechanisms and Catalysis, Apr 2015.
  12. Haji, Shaker; Baghdad, Benstaali; Al-Bastaki, Nader “Degradation of Methyl Orange by UV/H2O2 Advanced Oxidation Process”, Chemical Engineering Journal, Mar 2011.
  13. Haji, Shaker “Analytical modeling of PEM fuel cell i-V curve”, Renewable Energy, Jan 2011.
  14. Haji, Shaker; Zhang, Ying; Erkey, Can “Atmospheric Hydrodesulfurization of Diesel Fuel Using Pt-based Catalysts for Fuel Cell Applications” Applied Catalysis A: General, Feb 2010.
  15. Al-Aseeri, Mohamed; Bu-Ali, Qais; Haji, Shaker; Al-Bastaki, Nader “Removal of Acid Red and sodium chloride mixtures from aqueous solutions using nanofiltration” Desalination, 2007.
  16. Haji, Shaker; Malinger, Kinga A.; Suib, Steven L.; Erkey, Can “Fuel and Fuel Processing” a chapter in “Fuel Cell Technology: Reaching Towards Commercialization”, edited by Sammes, Nigel. Springer-Verlag, UK, May 2006.
  17. Jayne, David; Zhang, Ying; Haji, Shaker; Erkey, Can “Dynamics of Removal of Organosulfur Compounds from Diesel by Adsorption on Carbon Aerogels for Fuel Cell Applications” International Journal of Hydrogen Energy, 2005.
  18. Haji, Shaker; Erkey, Can “Kinetics of hydrolysis of acetic anhydride by in-situ FTIR spectroscopy: An experiment for the undergraduate laboratory” Chemical Engineering Education, 2005.
  19. Haji, Shaker; Zhang, Ying; Kang; Dafei; Aidow, Mark; Erkey, Can “Hydrodesulfurization of model diesel using Pt/Al2O3 catalysts prepared by supercritical deposition” Cat. Today, 2005.
  20. Haji, Shaker; Erkey, Can “Removal of Dibenzothiophene from Model Diesel by Adsorption on Carbon Aerogel for Fuel Cell Applications” Eng. Chem. Res., 2003.
  21. Haji, Shaker; Erkey, Can “Investigation of Rhodium Catalyzed Hydroformylation of Ethylene in Supercritical Carbon Dioxide by in situ FTIR Spectroscopy” Tetrahedron, 2002.
SELECTED CONFERENCE PAPERS AND PRESENTATIONS
  1. Haji, Shaker; et al. “The removal of methanol traces from contaminated water using PEM electrolysis cell”, Kingdom of Bahrain, Third National Chemical Forum, Nov 23, 2024, and The World Renewable Energy Congress-Wrec 23, Jan 13-16, 2025.
  2. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser; Mestarehi, Motaz “The feasibility and benefits of installing grid-connected PV Systems in the Kingdom of Bahrain” The 3rd International Sustainability and Resilience Conference: Climate Change, Kingdom of Bahrain, Nov 15-16, 2021.
  3. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser “Feasibility Study on Small Scale, Grid Connected PV Systems for the Kingdom of Bahrain” The 2nd International Sustainable Energy Event: Sustainability of a Brighter Future, Kingdom of Bahrain, Mar 23-24, 2021.
  4. Haji, Shaker; Al Deeb, Omar; Hassan, Ashraf “Optimizing a methanol reactor in Aspen Plus” The 8th International Conference on Modeling, Simulation and Applied Optimization, Amwaj, Kingdom of Bahrain, Apr 15-17, 2019.
  5. Silva, Joao; Abdul Karim, Abdul Majeed; Haji, Shaker; Mestarehi, Motaz; Lamela, Sónia “Preliminary Quantification of the Passive Role of Solar Rooftop Shading in Bahrain” Sustainability and Resilience Conference, Amwaj, Kingdom of Bahrain, Oct 15-16, 2018.
  6. Haji, Shaker; Al-Alawi, Yaser “Feed-in Tariff Structure Development for Photovoltaic Electricity for the Kingdom of Bahrain” World Renewable Energy Council/Network (WREN) Seminar No. 92, Brighton, UK, Jul 24-30, 2016.
  7. Haji, Shaker; Khalaf, Mona; Ahmed, Shakeel “A Comparative Study of Photo Oxidation & Catalytic Wet Peroxide Oxidation of Azo Dyes” The 3rd International Laboratory Technology Conference and Exhibition (Lab-Tech 2014), Manama, Kingdom of Bahrain, Oct 28-30, 2014.
  8. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: A Grid-Connected Hybrid Renewable Energy Station” The 17th Gulf Engineering Forum: The Resources Crunch - Exploring the Future, Muscat, Sultanate of Oman, Feb 2-4, 2014.
  9. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: A One-Year Data Analysis” IET Symposium: Developments in Renewable Energy Sector in Bahrain: Present Status and Challenges, Kingdom of Bahrain, Feb 27, 2013.
  10. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: Meteorological, Energy, & Power Management Strategy Analysis” 2013 Joint Conference of IIAS-IASIA (working group: management of energy, environment, food security and welfare), Kingdom of Bahrain, Jun 1-6, 2013.
  11. Haji, Shaker “The Future of Fuel Cell Applications for the Region” Renewable Energy Forum: A green energy strategy in Bahrain (Derasat), Kingdom of Bahrain, Oct 15-17, 2012.
  12. Taleb, Maamar; Haji, Shaker; Mansour, Noureddine “Performance of a Hybrid Energy System” IEEE EnergyCon 2010, Kingdom of Bahrain, Dec, 2010.
  13. Haji, Shaker “Analytical Modeling of the Polarization Curves of a 40-W Fuel Cell Stack” World Renewable Energy Congress (WREC XI), Abu Dhabi, UAE, Sep 25-30, 2010.
  14. Haji, Shaker “Fuel Cell Technology in the Kingdom of Bahrain” Global Green Techies Forum 2010, Amman, Jordan, Sep 20-22, 2010.
  15. Benstaali, Baghdad; Haji, Shaker; Al-Bastaki, Nader; Brisset, J.L.; Addou, A. “Atmospheric Plasma-Catalytic Treatment of Methyl Orange” 19th International Symposium on Plasma Chemistry, Bochum, Germany, July 26-31, 2009.
  16. Al-Aseeri, Mohamed; Bu-Ali, Qais; Haji, Shaker; Al-Bastaki, Nader “Removal of Acid Red and Sodium Chloride Mixtures from Aqueous Solutions Using Nanofiltration” Deanship of Scientific Research Conference, University of Bahrain, Bahrain; Dec, 2008.
  17. Haji, Shaker; Erkey, Can “Desulfurization of Diesel for Fuel Cell Applications” The Road for Fuel Cells and Hydrogen Generation in the Middle East (MEFH 2006), Kingdom of Bahrain, Dec 5-6, 2006.
  18. Haji, Shaker; Zhang, Y.; Erkey, C; Kang, D.; Aindow, M. “Hydrodesulfurization of Model Diesel over Supported Platinum Catalysts for Fuel Cell Applications” First International Conference on Fuel Cell Development and Deployment, Storrs, March, 2004.
  19. Haji, Shaker; Erkey, Can “Removal of Organosulfur Compounds from Diesel by Adsorption on Carbon Aerogels for Fuel Cell Applications” AIChE Annual Meeting, San Francisco, November, 2003.
  20. Haji, Shaker; Erkey, Can; Fenton, J.; Shaw, M. “A Reaction Engineering Experiment by In-situ FTIR Spectroscopy” AIChE Annual Meeting, San Francisco, November, 2003.
  21. Haji, Shaker; Ziemlewski, J.; Erkey, Can “Desulfurization by adsorption and catalytic steam reforming of diesel for fuel cell applications” 226th ACS National Meeting, New York, USA, Sep 7-11, 2003. [ACS Division of Fuel Chemistry, Preprints, Volume 48, Issue 2, September 2003, Pages 686-687]
  22. Haji, Shaker; Erkey, Can “Hydroformylation of ethylene in supercritical carbon dioxide” 223rd ACS National Meeting; Orlando, April, 2002.

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Dr. Shaker Mohamed Haji

Associate Professor

Chemical Engineering
+973 17876104
31-108A
shaji@uob.edu.bh

Areas of Expertise

Chemical Reactor Design, Introduction to Chemical Engineering, Process Analysis and Computer Applications, Introduction to Thermodynamics, Chemical Engineering Thermodynamics, Energy Systems, Process Instrumentation, Fuel Cell Fundamentals, Chemical Engineering Laboratory, Junior Projects, Senior Projects.

Education

  • Postgraduate Certificate in Academic Practice, York St. John University College (YSJ)/University of Bahrain (UOB), 2007.
  • Ph.D., Chemical Engineering, University of Connecticut (UConn), USA, 2005
  • M.Sc., Chemical Engineering, University of Connecticut (UConn), USA, 2003
  • B.Sc., Chemical Engineering, King Abdul Aziz University (KAAU), Kingdom of Saudi Arabia, 1999

Biography

Dr. Shaker Haji is an Associate Professor in the Department of Chemical Engineering at the University of Bahrain (UOB). He holds a B.Sc. degree from King Abdul Aziz University (1999) and M.Sc. and Ph.D. degrees from the University of Connecticut (2005). He teaches several chemical engineering courses at UOB, including chemical reaction engineering, thermodynamics, energy systems, introductory chemical engineering courses, process instrumentation, and fuel cell technology. He holds a Postgraduate Certificate in Academic Practice from York St John University/University of Bahrain (2007). Dr. Haji was on a one-year industrial assignment with the Research and Development Center (R&DC) of Saudi Aramco in Dhahran (2009). He served as the Chairman of the Department of Chemical Engineering at UOB from 2011-2015. He has authored/co-authored many peer-reviewed articles and contributed a chapter to a book on fuel and fuel processing for fuel cell applications. His recent publications and research interests focus on water and energy applications, including wastewater treatment, fossil fuel processing, renewable energy, and fuel cell technology. Dr. Haji lectured in several short courses on the topics of renewable energy, laboratory measurements, and fundamentals of chemical engineering.

Dr. Haji served as a consultant, coordinator, and member of many committees on the department, college, university, and national levels. On the national level, for instance, Dr. Haji was a member of the national committee for preparing the Second and Third “National Communication on Climate Change in the Kingdom of Bahrain”, 2008 – 2012 and 2017 –2021. In addition, he was the coordinator of the national committee for “The Development of National Implementation Plan (NIP) for the Stockholm Convention on Persistent Organic Pollutants (POPs) in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, May 2020 – Dec 2021.

Achievements

  • The first author of ""The highest impact factor journal article"" in the College of Engineering, University of Bahrain, 2021.
  • The Emirates Energy Award, Silver Award in Research & Development category (MENA), Improved Performance of Hydrogen Fuel Cell-Powered Vehicle, Government of Dubai – Supreme Council of Energy, Oct 2013, UAE.

Affiliations

  • Fellow of the Higher Education Academy (FHEA)
  • Member of American Institute of Chemical Engineers (AIChE)
  • Member of the Bahrain Society of Engineers (BSE)
  • Founding member of the Arab Renewable Energy Commission (AREC)
  • Member of Bahraini Researchers and Inventors Society (BRAINS)
  • Member of the Society of Excellence and Academic Research, Bahrain (SEAR)

Grants & Contracts Awarded

  • “The Development of National Implementation Plan (NIP) for the Stockholm Convention on Persistent Organic Pollutants (POPs) in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, May 2020 – Dec 2021.
  • “Bahrain’s First Biennial Update Report: Under the United Nations Framework Convention on Climate Change”, Supreme Council for Environment, 2019.
  • ""GHG inventory"" committee for the preparation of “The Third National Communication” and “The Second National Communication: on Climate Change in the Kingdom of Bahrain”, UNEP/Supreme Council for Environment, 2017 –2021 and 2008 –2012.
  • The Emirates Energy Award, Silver Award in Research & Development category (MENA), Improved Performance of Hydrogen Fuel Cell-Powered Vehicle, Government of Dubai – Supreme Council of Energy, Oct 2013, UAE.
  • Business Plan Competition Award, 1st place, United Nations Industrial Development Organization (UNIDO), Jul 2007, Bahrain.
  • Academic Scholarship and Excellency during the M.Sc. and Ph.D. programs, University of Connecticut, 1999-2005.
  • Academic Scholarship and Excellency during the B.Sc. program, King Abdul Aziz University, 1994-1999.

Publications & Presentations

  1. Awadh, Maysoon; Hossain, S.M. Zakir; Haji, Shaker; et al. “Machine Learning and Kinetic Insights into Biomass and Biosurfactant Production for Enhanced Oil Recovery Applications”, SPE Journal, 2025.
  2. Awadh, Maysoon; Hossain, S.M. Zakir; Haji, Shaker; et al. “Modeling and Global Optimization of Biosurfactant Production from Bacteria Utilizing Frying Oil Waste Via Sequential Statistical and Crow Search Algorithm”, Arabian Journal for Science and Engineering, Jun 2025.
  3. Haji, Shaker; Sharma, Kritika; Radhi, Jassim M.; Mohsen, Hassan H.; Bu-Ali, Qais; Abdulla, Abdulnaser; Ramani, Vijay “The removal of methanol traces from contaminated water using PEM electrolysis cell”, Journal of Water Process Engineering, Aug 2024.
  4. Hossain, S.M. Zakir; Sultana, Nahid; Haji, Shaker; Mufeez, Shaikha Talal; Janahi, Sara Esam; Ahmed, Noof Adel “Modeling of microbial fuel cell power generation using machine learning-based super learner algorithms”, Fuel, Oct 2023.
  5. Ali, M.A.; Haji, Shaker; Al-Khayyat, Mohammed; Abutaleb, Ahmed; Ahmed, Shakeel “Kinetic modeling and thermodynamic analysis of toluene disproportionation reaction over ZSM-5 based catalysts”, Catalysis Communications, Dec 2022.
  6. Haji, Shaker; Sabea, Mohamed; Aljawder, Turki; Al-Aradi, Mohammed; Al-Khateeb, Waseem; Elkanzi, Elamin; Ahmed, Shakeel “Modeling catalyst deactivation in heterogeneous Fenton-like oxidation reactions”, Chemical Engineering Journal, Jul 2021.
  7. Haji, Shaker; Bin Shams, Mohamed; Salman, Ali; Abdali, Hussain; Alsaffar, Alaa “Energy analysis of Bahrain's first hybrid renewable energy system”, International Journal of Green Energy, Aug 2019.
  8. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser “Feed-in Tariff Structure Development for Photovoltaic Electricity and the Associated Benefits for the Kingdom of Bahrain”, International Journal of Sustainable Energy, Jun 2018.
  9. Haji, Shaker; Al-Buqaishi, Bader; Bucheeri, Ahmed; Bu-Ali, Qais; Al-Aseeri, Mohamed; Ahmed, Shakeel “The dynamics and equilibrium of ammonium removal from aqueous solution by Na-Y zeolite”, Desalination and Water Treatment, Aug 2016.
  10. Bin Shams, Mohamed; Haji, Shaker; Salman, Ali; Abdali, Hussain; Alsaffar, Alaa “Time series analysis of Bahrain's first hybrid renewable energy system”, Energy, May 2016.
  11. Haji, Shaker; Khalaf, Mona; Shukrallah, Mohammed; Abdullah, Jaffar; Ahmed, Shakeel “A kinetic comparative study of azo dye decolorization by catalytic wet peroxide oxidation using Fe–Y zeolite/H2O2 and photooxidation using UV/H2O2”, Reaction Kinetics, Mechanisms and Catalysis, Apr 2015.
  12. Haji, Shaker; Baghdad, Benstaali; Al-Bastaki, Nader “Degradation of Methyl Orange by UV/H2O2 Advanced Oxidation Process”, Chemical Engineering Journal, Mar 2011.
  13. Haji, Shaker “Analytical modeling of PEM fuel cell i-V curve”, Renewable Energy, Jan 2011.
  14. Haji, Shaker; Zhang, Ying; Erkey, Can “Atmospheric Hydrodesulfurization of Diesel Fuel Using Pt-based Catalysts for Fuel Cell Applications” Applied Catalysis A: General, Feb 2010.
  15. Al-Aseeri, Mohamed; Bu-Ali, Qais; Haji, Shaker; Al-Bastaki, Nader “Removal of Acid Red and sodium chloride mixtures from aqueous solutions using nanofiltration” Desalination, 2007.
  16. Haji, Shaker; Malinger, Kinga A.; Suib, Steven L.; Erkey, Can “Fuel and Fuel Processing” a chapter in “Fuel Cell Technology: Reaching Towards Commercialization”, edited by Sammes, Nigel. Springer-Verlag, UK, May 2006.
  17. Jayne, David; Zhang, Ying; Haji, Shaker; Erkey, Can “Dynamics of Removal of Organosulfur Compounds from Diesel by Adsorption on Carbon Aerogels for Fuel Cell Applications” International Journal of Hydrogen Energy, 2005.
  18. Haji, Shaker; Erkey, Can “Kinetics of hydrolysis of acetic anhydride by in-situ FTIR spectroscopy: An experiment for the undergraduate laboratory” Chemical Engineering Education, 2005.
  19. Haji, Shaker; Zhang, Ying; Kang; Dafei; Aidow, Mark; Erkey, Can “Hydrodesulfurization of model diesel using Pt/Al2O3 catalysts prepared by supercritical deposition” Cat. Today, 2005.
  20. Haji, Shaker; Erkey, Can “Removal of Dibenzothiophene from Model Diesel by Adsorption on Carbon Aerogel for Fuel Cell Applications” Eng. Chem. Res., 2003.
  21. Haji, Shaker; Erkey, Can “Investigation of Rhodium Catalyzed Hydroformylation of Ethylene in Supercritical Carbon Dioxide by in situ FTIR Spectroscopy” Tetrahedron, 2002.
SELECTED CONFERENCE PAPERS AND PRESENTATIONS
  1. Haji, Shaker; et al. “The removal of methanol traces from contaminated water using PEM electrolysis cell”, Kingdom of Bahrain, Third National Chemical Forum, Nov 23, 2024, and The World Renewable Energy Congress-Wrec 23, Jan 13-16, 2025.
  2. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser; Mestarehi, Motaz “The feasibility and benefits of installing grid-connected PV Systems in the Kingdom of Bahrain” The 3rd International Sustainability and Resilience Conference: Climate Change, Kingdom of Bahrain, Nov 15-16, 2021.
  3. Haji, Shaker; Durazi, Amal; Al-Alawi, Yaser “Feasibility Study on Small Scale, Grid Connected PV Systems for the Kingdom of Bahrain” The 2nd International Sustainable Energy Event: Sustainability of a Brighter Future, Kingdom of Bahrain, Mar 23-24, 2021.
  4. Haji, Shaker; Al Deeb, Omar; Hassan, Ashraf “Optimizing a methanol reactor in Aspen Plus” The 8th International Conference on Modeling, Simulation and Applied Optimization, Amwaj, Kingdom of Bahrain, Apr 15-17, 2019.
  5. Silva, Joao; Abdul Karim, Abdul Majeed; Haji, Shaker; Mestarehi, Motaz; Lamela, Sónia “Preliminary Quantification of the Passive Role of Solar Rooftop Shading in Bahrain” Sustainability and Resilience Conference, Amwaj, Kingdom of Bahrain, Oct 15-16, 2018.
  6. Haji, Shaker; Al-Alawi, Yaser “Feed-in Tariff Structure Development for Photovoltaic Electricity for the Kingdom of Bahrain” World Renewable Energy Council/Network (WREN) Seminar No. 92, Brighton, UK, Jul 24-30, 2016.
  7. Haji, Shaker; Khalaf, Mona; Ahmed, Shakeel “A Comparative Study of Photo Oxidation & Catalytic Wet Peroxide Oxidation of Azo Dyes” The 3rd International Laboratory Technology Conference and Exhibition (Lab-Tech 2014), Manama, Kingdom of Bahrain, Oct 28-30, 2014.
  8. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: A Grid-Connected Hybrid Renewable Energy Station” The 17th Gulf Engineering Forum: The Resources Crunch - Exploring the Future, Muscat, Sultanate of Oman, Feb 2-4, 2014.
  9. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: A One-Year Data Analysis” IET Symposium: Developments in Renewable Energy Sector in Bahrain: Present Status and Challenges, Kingdom of Bahrain, Feb 27, 2013.
  10. Haji, Shaker; Bin Shams, Mohamed “Bapco’s Green Energy Station: Meteorological, Energy, & Power Management Strategy Analysis” 2013 Joint Conference of IIAS-IASIA (working group: management of energy, environment, food security and welfare), Kingdom of Bahrain, Jun 1-6, 2013.
  11. Haji, Shaker “The Future of Fuel Cell Applications for the Region” Renewable Energy Forum: A green energy strategy in Bahrain (Derasat), Kingdom of Bahrain, Oct 15-17, 2012.
  12. Taleb, Maamar; Haji, Shaker; Mansour, Noureddine “Performance of a Hybrid Energy System” IEEE EnergyCon 2010, Kingdom of Bahrain, Dec, 2010.
  13. Haji, Shaker “Analytical Modeling of the Polarization Curves of a 40-W Fuel Cell Stack” World Renewable Energy Congress (WREC XI), Abu Dhabi, UAE, Sep 25-30, 2010.
  14. Haji, Shaker “Fuel Cell Technology in the Kingdom of Bahrain” Global Green Techies Forum 2010, Amman, Jordan, Sep 20-22, 2010.
  15. Benstaali, Baghdad; Haji, Shaker; Al-Bastaki, Nader; Brisset, J.L.; Addou, A. “Atmospheric Plasma-Catalytic Treatment of Methyl Orange” 19th International Symposium on Plasma Chemistry, Bochum, Germany, July 26-31, 2009.
  16. Al-Aseeri, Mohamed; Bu-Ali, Qais; Haji, Shaker; Al-Bastaki, Nader “Removal of Acid Red and Sodium Chloride Mixtures from Aqueous Solutions Using Nanofiltration” Deanship of Scientific Research Conference, University of Bahrain, Bahrain; Dec, 2008.
  17. Haji, Shaker; Erkey, Can “Desulfurization of Diesel for Fuel Cell Applications” The Road for Fuel Cells and Hydrogen Generation in the Middle East (MEFH 2006), Kingdom of Bahrain, Dec 5-6, 2006.
  18. Haji, Shaker; Zhang, Y.; Erkey, C; Kang, D.; Aindow, M. “Hydrodesulfurization of Model Diesel over Supported Platinum Catalysts for Fuel Cell Applications” First International Conference on Fuel Cell Development and Deployment, Storrs, March, 2004.
  19. Haji, Shaker; Erkey, Can “Removal of Organosulfur Compounds from Diesel by Adsorption on Carbon Aerogels for Fuel Cell Applications” AIChE Annual Meeting, San Francisco, November, 2003.
  20. Haji, Shaker; Erkey, Can; Fenton, J.; Shaw, M. “A Reaction Engineering Experiment by In-situ FTIR Spectroscopy” AIChE Annual Meeting, San Francisco, November, 2003.
  21. Haji, Shaker; Ziemlewski, J.; Erkey, Can “Desulfurization by adsorption and catalytic steam reforming of diesel for fuel cell applications” 226th ACS National Meeting, New York, USA, Sep 7-11, 2003. [ACS Division of Fuel Chemistry, Preprints, Volume 48, Issue 2, September 2003, Pages 686-687]
  22. Haji, Shaker; Erkey, Can “Hydroformylation of ethylene in supercritical carbon dioxide” 223rd ACS National Meeting; Orlando, April, 2002.

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