Education                                   

Post-Doc          Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2018.

Ph.D.            (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2016.                          

M.Sc.                (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of   Petroleum & Minerals, Dhahran, KSA, 2011.                            

B.Sc                   (Mechanical Engineering), Sana'a University, Yemen, 2003.                           

Courses Taught

• ME-203:            Thermodynamics I
  
• ME-204:            Thermodynamics II
  
• ME-217:            Materials Lab 
  
• ME-311             Fluid Mechanics
• ME-316:            Thermo-fluids Laboratory
• ME-439:            Solar Energy Conversion
• ME-525:            Renewable Energy Management
• ME-539             Solar Energy Utilization
  
• CHE-204           Fluid Mechanics
  

 Research Areas

• Renewable Energy Applications.
• Computational Fluid Dynamics.
• Thermo-Fluid Sciences.
• Energy.
  

Representative Publications

• Al-Sharafi, A., Yilbas, B.S., Al-Qahtani, H. Heating Enhancement of a Droplet on a Superhydrophobic Surface (2020) Scientific Reports, 10 (1), art. no. 4594.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Al-Qahtani, H. Adhesion of a water droplet on inclined hydrophilic surface and internal fluidity (2020) International Journal of Adhesion and Adhesives, 96, art. no. 102464.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G. Droplet on oil impregnated surface: Temperature and velocity fields (2019) International Journal of Thermal Sciences, 146, art. no. 106054.
• Sahin, A.Z., Ismaila, K.G., Yilbas, B.S., Al-Sharafi, A. A review on the performance of photovoltaic/thermoelectric hybrid generators (2020) International Journal of Energy Research, 44 (5), pp. 3365-3394.
• Yilbas, B. S., Al-Sharafi, A., & Ali, H. (2019). Self-Cleaning of Surfaces and Water Droplet Mobility. Book, Elsevier.
• Sahin, A.Z., Uddin, M.A., Yilbas, B.S., Al-Sharafi, A. Performance enhancement of solar energy systems using nanofluids: An updated review (2020) Renewable Energy, 145, pp. 1126-1148.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G., Al-Qahtani, H., Sahin, A.Z. Stretchable hydrophobic surfaces and droplet heating (2019) International Journal of Heat and Fluid Flow, 78, art. no. 108435.
• Al-Sharafi, A., Yilbas, B.S. Thermal and flow analysis of a droplet heating by multi-walls (2019) International Journal of Thermal Sciences, 138, pp. 247-262.
• Al-Sharafi, A., Yilbas, B.S., Al-Zahrani, A. Heat-transfer enhancement incorporating fin-like structures inside droplet on hydrophobic surface (2019) Journal of Heat Transfer, 141 (4), art. no. 041901.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Alaqeeli, N. A Water Droplet Pinning and Heat Transfer Characteristics on an Inclined Hydrophobic Surface (2018) Scientific Reports, 8 (1), art. no. 3061.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Droplet heat transfer on micropost arrays with hydrophobic and hydrophilic characteristics (2018) Journal of Heat Transfer, 140 (7), art. no. 072402.
• Yilbas, B.S., Hassan, G., Al-Qahtani, H., Bahatab, S., Sahin, A.Z., Al-Sharafi, A., Abubakar, A.A. Dust removal from a hydrophobic surface by rolling fizzy water droplets (2020) RSC Advances, 10 (34), pp. 19811-19821.
• Al-Sharafi, A., Yilbas, & B. S., Ali, H. Heat and flow analysis of a water droplet on hydrophobic and hydrophilic phase change material (2018) International Journal of Heat and Mass Transfer, 122, pp. 749-764.
• Al-Sharafi, A., Yilbas, B. S., Ali, H., & Al-Aqeeli, N., A water droplet pinning and heat transfer characteristics on an inclined hydrophobic surface (2018) Nature Scientific reports, 8(1), p. 3061.
• Yilbas, B. S., Hassan, G., Al-Sharafi, A., Ali, H., Al-Aqeeli, N., & Al-Sarkhi, A., Water droplet dynamics on a hydrophobic surface in relation to the self-cleaning of environmental dust (2018) Nature Scientific reports, 8(1) p. 2984.
• Al-Sharafi, A., Yilbas, B. S., & Ali, H. Droplet heat transfer on micro-post arrays with hydrophobic and hydrophilic characteristics (2018) ASME Journal of Heat Transfer. doi: 10.1115/1.4039013.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Water droplet mobility on a hydrophobic surface under a thermal radiative heating (2018) Applied Thermal Engineering, 128, pp. 92-106.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Droplet heat transfer on micro-post arrays: Effect of droplet size on droplet thermal characteristics (2017) International Journal of Heat and Fluid Flow, 68, pp. 62-78.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Al-Aqeeli, N., Al-Sulaiman, F., & Khaled, M. Internal flow and heat transfer in a droplet located on a superhydrophobic surface (2017) International Journal of Thermal Sciences, 121, pp. 213-227.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Water Droplet Adhesion on Hydrophobic Surfaces: Influence of Droplet Size and Inclination Angle of Surface on Adhesion Force (2017) ASME Journal of Fluids Engineering, Transactions of the ASME, 139 (8), art. No. 081302.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ali, H. Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles (2017) ASME Journal of Heat Transfer, 139 (4), art. no. 042003.
• Al-Sharafi, A., Sahin, A.Z., Ayar, T., & Yilbas, B.S. Techno-economic analysis and optimization of solar and wind energy systems for power generation and hydrogen production in Saudi Arabia (2017) Renewable and Sustainable Energy Reviews, 69, pp. 33-49.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ayar, T. Performance assessment of hybrid power generation systems: Economic and environmental impacts (2017) Energy Conversion and Management, 132, pp. 418-431.
• Ali, H., Yilbas, B.S., & Al-Sharafi, A. Innovative design of a thermoelectric generator with extended and segmented pin configurations (2017) Applied Energy, 187, pp. 367-379.
• Yilbas, B.S., Ali, H., Al-Sharafi, A., & Al-Aqeeli, N. Environmental mud adhesion on optical glass surface: Effect of mud drying temperature on surface properties (2017) Solar Energy, 150, pp. 73-82.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., & Sahin, A.Z. Internal fluidity of a sessile droplet with the presence of particles on a hydrophobic surface (2016) Numerical Heat Transfer; Part A: Applications, 70 (10), pp. 1118-1140.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., Ali, H., & Al-Qahtani, H. Heat transfer characteristics and internal fluidity of a sessile droplet on hydrophilic and hydrophobic surfaces (2016) Applied Thermal Engineering, 108, pp. 628-640.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes-Water Nanofluid (2016) ASME Journal of Heat Transfer, 138 (7), art. No. 072401.
• Sahin, A.Z., Al-Sharafi, A., Yilbas, B.S., & Khaliq, A. Overall performance assessment of a combined cycle power plant: An exergo-economic analysis (2016) Energy Conversion and Management, 116, pp. 91-100.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Khaled, M., Al-Aqeeli, N., & Al-Sulaiman, F.Influence of thermalcapillary and buoyant forces on flow characteristics in a droplet on hydrophobic surface (2016) International Journal of Thermal Sciences, 102, pp. 239-253.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Overall performance index for hybrid power plants (2015) Energy Conversion and Management, 100, pp. 103-116.
• Mokheimer, E.M.A., Al-Sharafi, A., Habib, M.A., & Alzaharnah, I. A new study for hybrid PV/Wind off-grid power generation systems with the comparison of results from homer (2015) International Journal of Green Energy, 12 (5), pp. 526-542.
• Mokheimer, E.M.A., Sahin, A.Z., Al-Sharafi, A., & Ali, A.I. Modeling and optimization of hybrid wind-solar-powered reverse osmosis water desalination system in Saudi Arabia (2013) Energy Conversion and Management, 75, pp. 86-97. 

Education                                   

Post-Doc          Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2018.

Ph.D.            (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2016.                          

M.Sc.                (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of   Petroleum & Minerals, Dhahran, KSA, 2011.                            

B.Sc                   (Mechanical Engineering), Sana'a University, Yemen, 2003.                           

Courses Taught

• ME-203:            Thermodynamics I
  
• ME-204:            Thermodynamics II
  
• ME-217:            Materials Lab 
  
• ME-311             Fluid Mechanics
• ME-316:            Thermo-fluids Laboratory
• ME-439:            Solar Energy Conversion
• ME-525:            Renewable Energy Management
• ME-539             Solar Energy Utilization
  
• CHE-204           Fluid Mechanics
  

 Research Areas

• Renewable Energy Applications.
• Computational Fluid Dynamics.
• Thermo-Fluid Sciences.
• Energy.
  

Representative Publications

• Al-Sharafi, A., Yilbas, B.S., Al-Qahtani, H. Heating Enhancement of a Droplet on a Superhydrophobic Surface (2020) Scientific Reports, 10 (1), art. no. 4594.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Al-Qahtani, H. Adhesion of a water droplet on inclined hydrophilic surface and internal fluidity (2020) International Journal of Adhesion and Adhesives, 96, art. no. 102464.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G. Droplet on oil impregnated surface: Temperature and velocity fields (2019) International Journal of Thermal Sciences, 146, art. no. 106054.
• Sahin, A.Z., Ismaila, K.G., Yilbas, B.S., Al-Sharafi, A. A review on the performance of photovoltaic/thermoelectric hybrid generators (2020) International Journal of Energy Research, 44 (5), pp. 3365-3394.
• Yilbas, B. S., Al-Sharafi, A., & Ali, H. (2019). Self-Cleaning of Surfaces and Water Droplet Mobility. Book, Elsevier.
• Sahin, A.Z., Uddin, M.A., Yilbas, B.S., Al-Sharafi, A. Performance enhancement of solar energy systems using nanofluids: An updated review (2020) Renewable Energy, 145, pp. 1126-1148.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G., Al-Qahtani, H., Sahin, A.Z. Stretchable hydrophobic surfaces and droplet heating (2019) International Journal of Heat and Fluid Flow, 78, art. no. 108435.
• Al-Sharafi, A., Yilbas, B.S. Thermal and flow analysis of a droplet heating by multi-walls (2019) International Journal of Thermal Sciences, 138, pp. 247-262.
• Al-Sharafi, A., Yilbas, B.S., Al-Zahrani, A. Heat-transfer enhancement incorporating fin-like structures inside droplet on hydrophobic surface (2019) Journal of Heat Transfer, 141 (4), art. no. 041901.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Alaqeeli, N. A Water Droplet Pinning and Heat Transfer Characteristics on an Inclined Hydrophobic Surface (2018) Scientific Reports, 8 (1), art. no. 3061.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Droplet heat transfer on micropost arrays with hydrophobic and hydrophilic characteristics (2018) Journal of Heat Transfer, 140 (7), art. no. 072402.
• Yilbas, B.S., Hassan, G., Al-Qahtani, H., Bahatab, S., Sahin, A.Z., Al-Sharafi, A., Abubakar, A.A. Dust removal from a hydrophobic surface by rolling fizzy water droplets (2020) RSC Advances, 10 (34), pp. 19811-19821.
• Al-Sharafi, A., Yilbas, & B. S., Ali, H. Heat and flow analysis of a water droplet on hydrophobic and hydrophilic phase change material (2018) International Journal of Heat and Mass Transfer, 122, pp. 749-764.
• Al-Sharafi, A., Yilbas, B. S., Ali, H., & Al-Aqeeli, N., A water droplet pinning and heat transfer characteristics on an inclined hydrophobic surface (2018) Nature Scientific reports, 8(1), p. 3061.
• Yilbas, B. S., Hassan, G., Al-Sharafi, A., Ali, H., Al-Aqeeli, N., & Al-Sarkhi, A., Water droplet dynamics on a hydrophobic surface in relation to the self-cleaning of environmental dust (2018) Nature Scientific reports, 8(1) p. 2984.
• Al-Sharafi, A., Yilbas, B. S., & Ali, H. Droplet heat transfer on micro-post arrays with hydrophobic and hydrophilic characteristics (2018) ASME Journal of Heat Transfer. doi: 10.1115/1.4039013.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Water droplet mobility on a hydrophobic surface under a thermal radiative heating (2018) Applied Thermal Engineering, 128, pp. 92-106.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Droplet heat transfer on micro-post arrays: Effect of droplet size on droplet thermal characteristics (2017) International Journal of Heat and Fluid Flow, 68, pp. 62-78.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Al-Aqeeli, N., Al-Sulaiman, F., & Khaled, M. Internal flow and heat transfer in a droplet located on a superhydrophobic surface (2017) International Journal of Thermal Sciences, 121, pp. 213-227.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Water Droplet Adhesion on Hydrophobic Surfaces: Influence of Droplet Size and Inclination Angle of Surface on Adhesion Force (2017) ASME Journal of Fluids Engineering, Transactions of the ASME, 139 (8), art. No. 081302.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ali, H. Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles (2017) ASME Journal of Heat Transfer, 139 (4), art. no. 042003.
• Al-Sharafi, A., Sahin, A.Z., Ayar, T., & Yilbas, B.S. Techno-economic analysis and optimization of solar and wind energy systems for power generation and hydrogen production in Saudi Arabia (2017) Renewable and Sustainable Energy Reviews, 69, pp. 33-49.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ayar, T. Performance assessment of hybrid power generation systems: Economic and environmental impacts (2017) Energy Conversion and Management, 132, pp. 418-431.
• Ali, H., Yilbas, B.S., & Al-Sharafi, A. Innovative design of a thermoelectric generator with extended and segmented pin configurations (2017) Applied Energy, 187, pp. 367-379.
• Yilbas, B.S., Ali, H., Al-Sharafi, A., & Al-Aqeeli, N. Environmental mud adhesion on optical glass surface: Effect of mud drying temperature on surface properties (2017) Solar Energy, 150, pp. 73-82.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., & Sahin, A.Z. Internal fluidity of a sessile droplet with the presence of particles on a hydrophobic surface (2016) Numerical Heat Transfer; Part A: Applications, 70 (10), pp. 1118-1140.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., Ali, H., & Al-Qahtani, H. Heat transfer characteristics and internal fluidity of a sessile droplet on hydrophilic and hydrophobic surfaces (2016) Applied Thermal Engineering, 108, pp. 628-640.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes-Water Nanofluid (2016) ASME Journal of Heat Transfer, 138 (7), art. No. 072401.
• Sahin, A.Z., Al-Sharafi, A., Yilbas, B.S., & Khaliq, A. Overall performance assessment of a combined cycle power plant: An exergo-economic analysis (2016) Energy Conversion and Management, 116, pp. 91-100.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Khaled, M., Al-Aqeeli, N., & Al-Sulaiman, F.Influence of thermalcapillary and buoyant forces on flow characteristics in a droplet on hydrophobic surface (2016) International Journal of Thermal Sciences, 102, pp. 239-253.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Overall performance index for hybrid power plants (2015) Energy Conversion and Management, 100, pp. 103-116.
• Mokheimer, E.M.A., Al-Sharafi, A., Habib, M.A., & Alzaharnah, I. A new study for hybrid PV/Wind off-grid power generation systems with the comparison of results from homer (2015) International Journal of Green Energy, 12 (5), pp. 526-542.
• Mokheimer, E.M.A., Sahin, A.Z., Al-Sharafi, A., & Ali, A.I. Modeling and optimization of hybrid wind-solar-powered reverse osmosis water desalination system in Saudi Arabia (2013) Energy Conversion and Management, 75, pp. 86-97. 

Education                                   

Post-Doc          Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2018.

Ph.D.            (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2016.                          

M.Sc.                (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of   Petroleum & Minerals, Dhahran, KSA, 2011.                            

B.Sc                   (Mechanical Engineering), Sana'a University, Yemen, 2003.                           

Courses Taught

• ME-203:            Thermodynamics I
  
• ME-204:            Thermodynamics II
  
• ME-217:            Materials Lab 
  
• ME-311             Fluid Mechanics
• ME-316:            Thermo-fluids Laboratory
• ME-439:            Solar Energy Conversion
• ME-525:            Renewable Energy Management
• ME-539             Solar Energy Utilization
  
• CHE-204           Fluid Mechanics
  

 Research Areas

• Renewable Energy Applications.
• Computational Fluid Dynamics.
• Thermo-Fluid Sciences.
• Energy.
  

Representative Publications

• Al-Sharafi, A., Yilbas, B.S., Al-Qahtani, H. Heating Enhancement of a Droplet on a Superhydrophobic Surface (2020) Scientific Reports, 10 (1), art. no. 4594.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Al-Qahtani, H. Adhesion of a water droplet on inclined hydrophilic surface and internal fluidity (2020) International Journal of Adhesion and Adhesives, 96, art. no. 102464.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G. Droplet on oil impregnated surface: Temperature and velocity fields (2019) International Journal of Thermal Sciences, 146, art. no. 106054.
• Sahin, A.Z., Ismaila, K.G., Yilbas, B.S., Al-Sharafi, A. A review on the performance of photovoltaic/thermoelectric hybrid generators (2020) International Journal of Energy Research, 44 (5), pp. 3365-3394.
• Yilbas, B. S., Al-Sharafi, A., & Ali, H. (2019). Self-Cleaning of Surfaces and Water Droplet Mobility. Book, Elsevier.
• Sahin, A.Z., Uddin, M.A., Yilbas, B.S., Al-Sharafi, A. Performance enhancement of solar energy systems using nanofluids: An updated review (2020) Renewable Energy, 145, pp. 1126-1148.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G., Al-Qahtani, H., Sahin, A.Z. Stretchable hydrophobic surfaces and droplet heating (2019) International Journal of Heat and Fluid Flow, 78, art. no. 108435.
• Al-Sharafi, A., Yilbas, B.S. Thermal and flow analysis of a droplet heating by multi-walls (2019) International Journal of Thermal Sciences, 138, pp. 247-262.
• Al-Sharafi, A., Yilbas, B.S., Al-Zahrani, A. Heat-transfer enhancement incorporating fin-like structures inside droplet on hydrophobic surface (2019) Journal of Heat Transfer, 141 (4), art. no. 041901.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Alaqeeli, N. A Water Droplet Pinning and Heat Transfer Characteristics on an Inclined Hydrophobic Surface (2018) Scientific Reports, 8 (1), art. no. 3061.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Droplet heat transfer on micropost arrays with hydrophobic and hydrophilic characteristics (2018) Journal of Heat Transfer, 140 (7), art. no. 072402.
• Yilbas, B.S., Hassan, G., Al-Qahtani, H., Bahatab, S., Sahin, A.Z., Al-Sharafi, A., Abubakar, A.A. Dust removal from a hydrophobic surface by rolling fizzy water droplets (2020) RSC Advances, 10 (34), pp. 19811-19821.
• Al-Sharafi, A., Yilbas, & B. S., Ali, H. Heat and flow analysis of a water droplet on hydrophobic and hydrophilic phase change material (2018) International Journal of Heat and Mass Transfer, 122, pp. 749-764.
• Al-Sharafi, A., Yilbas, B. S., Ali, H., & Al-Aqeeli, N., A water droplet pinning and heat transfer characteristics on an inclined hydrophobic surface (2018) Nature Scientific reports, 8(1), p. 3061.
• Yilbas, B. S., Hassan, G., Al-Sharafi, A., Ali, H., Al-Aqeeli, N., & Al-Sarkhi, A., Water droplet dynamics on a hydrophobic surface in relation to the self-cleaning of environmental dust (2018) Nature Scientific reports, 8(1) p. 2984.
• Al-Sharafi, A., Yilbas, B. S., & Ali, H. Droplet heat transfer on micro-post arrays with hydrophobic and hydrophilic characteristics (2018) ASME Journal of Heat Transfer. doi: 10.1115/1.4039013.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Water droplet mobility on a hydrophobic surface under a thermal radiative heating (2018) Applied Thermal Engineering, 128, pp. 92-106.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Droplet heat transfer on micro-post arrays: Effect of droplet size on droplet thermal characteristics (2017) International Journal of Heat and Fluid Flow, 68, pp. 62-78.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Al-Aqeeli, N., Al-Sulaiman, F., & Khaled, M. Internal flow and heat transfer in a droplet located on a superhydrophobic surface (2017) International Journal of Thermal Sciences, 121, pp. 213-227.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Water Droplet Adhesion on Hydrophobic Surfaces: Influence of Droplet Size and Inclination Angle of Surface on Adhesion Force (2017) ASME Journal of Fluids Engineering, Transactions of the ASME, 139 (8), art. No. 081302.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ali, H. Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles (2017) ASME Journal of Heat Transfer, 139 (4), art. no. 042003.
• Al-Sharafi, A., Sahin, A.Z., Ayar, T., & Yilbas, B.S. Techno-economic analysis and optimization of solar and wind energy systems for power generation and hydrogen production in Saudi Arabia (2017) Renewable and Sustainable Energy Reviews, 69, pp. 33-49.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ayar, T. Performance assessment of hybrid power generation systems: Economic and environmental impacts (2017) Energy Conversion and Management, 132, pp. 418-431.
• Ali, H., Yilbas, B.S., & Al-Sharafi, A. Innovative design of a thermoelectric generator with extended and segmented pin configurations (2017) Applied Energy, 187, pp. 367-379.
• Yilbas, B.S., Ali, H., Al-Sharafi, A., & Al-Aqeeli, N. Environmental mud adhesion on optical glass surface: Effect of mud drying temperature on surface properties (2017) Solar Energy, 150, pp. 73-82.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., & Sahin, A.Z. Internal fluidity of a sessile droplet with the presence of particles on a hydrophobic surface (2016) Numerical Heat Transfer; Part A: Applications, 70 (10), pp. 1118-1140.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., Ali, H., & Al-Qahtani, H. Heat transfer characteristics and internal fluidity of a sessile droplet on hydrophilic and hydrophobic surfaces (2016) Applied Thermal Engineering, 108, pp. 628-640.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes-Water Nanofluid (2016) ASME Journal of Heat Transfer, 138 (7), art. No. 072401.
• Sahin, A.Z., Al-Sharafi, A., Yilbas, B.S., & Khaliq, A. Overall performance assessment of a combined cycle power plant: An exergo-economic analysis (2016) Energy Conversion and Management, 116, pp. 91-100.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Khaled, M., Al-Aqeeli, N., & Al-Sulaiman, F.Influence of thermalcapillary and buoyant forces on flow characteristics in a droplet on hydrophobic surface (2016) International Journal of Thermal Sciences, 102, pp. 239-253.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Overall performance index for hybrid power plants (2015) Energy Conversion and Management, 100, pp. 103-116.
• Mokheimer, E.M.A., Al-Sharafi, A., Habib, M.A., & Alzaharnah, I. A new study for hybrid PV/Wind off-grid power generation systems with the comparison of results from homer (2015) International Journal of Green Energy, 12 (5), pp. 526-542.
• Mokheimer, E.M.A., Sahin, A.Z., Al-Sharafi, A., & Ali, A.I. Modeling and optimization of hybrid wind-solar-powered reverse osmosis water desalination system in Saudi Arabia (2013) Energy Conversion and Management, 75, pp. 86-97. 

Education                                   

Post-Doc          Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2018.

Ph.D.            (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2016.                          

M.Sc.                (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of   Petroleum & Minerals, Dhahran, KSA, 2011.                            

B.Sc                   (Mechanical Engineering), Sana'a University, Yemen, 2003.                           

Courses Taught

• ME-203:            Thermodynamics I
  
• ME-204:            Thermodynamics II
  
• ME-217:            Materials Lab 
  
• ME-311             Fluid Mechanics
• ME-316:            Thermo-fluids Laboratory
• ME-439:            Solar Energy Conversion
• ME-525:            Renewable Energy Management
• ME-539             Solar Energy Utilization
  
• CHE-204           Fluid Mechanics
  

 Research Areas

• Renewable Energy Applications.
• Computational Fluid Dynamics.
• Thermo-Fluid Sciences.
• Energy.
  

Representative Publications

• Al-Sharafi, A., Yilbas, B.S., Al-Qahtani, H. Heating Enhancement of a Droplet on a Superhydrophobic Surface (2020) Scientific Reports, 10 (1), art. no. 4594.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Al-Qahtani, H. Adhesion of a water droplet on inclined hydrophilic surface and internal fluidity (2020) International Journal of Adhesion and Adhesives, 96, art. no. 102464.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G. Droplet on oil impregnated surface: Temperature and velocity fields (2019) International Journal of Thermal Sciences, 146, art. no. 106054.
• Sahin, A.Z., Ismaila, K.G., Yilbas, B.S., Al-Sharafi, A. A review on the performance of photovoltaic/thermoelectric hybrid generators (2020) International Journal of Energy Research, 44 (5), pp. 3365-3394.
• Yilbas, B. S., Al-Sharafi, A., & Ali, H. (2019). Self-Cleaning of Surfaces and Water Droplet Mobility. Book, Elsevier.
• Sahin, A.Z., Uddin, M.A., Yilbas, B.S., Al-Sharafi, A. Performance enhancement of solar energy systems using nanofluids: An updated review (2020) Renewable Energy, 145, pp. 1126-1148.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G., Al-Qahtani, H., Sahin, A.Z. Stretchable hydrophobic surfaces and droplet heating (2019) International Journal of Heat and Fluid Flow, 78, art. no. 108435.
• Al-Sharafi, A., Yilbas, B.S. Thermal and flow analysis of a droplet heating by multi-walls (2019) International Journal of Thermal Sciences, 138, pp. 247-262.
• Al-Sharafi, A., Yilbas, B.S., Al-Zahrani, A. Heat-transfer enhancement incorporating fin-like structures inside droplet on hydrophobic surface (2019) Journal of Heat Transfer, 141 (4), art. no. 041901.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Alaqeeli, N. A Water Droplet Pinning and Heat Transfer Characteristics on an Inclined Hydrophobic Surface (2018) Scientific Reports, 8 (1), art. no. 3061.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Droplet heat transfer on micropost arrays with hydrophobic and hydrophilic characteristics (2018) Journal of Heat Transfer, 140 (7), art. no. 072402.
• Yilbas, B.S., Hassan, G., Al-Qahtani, H., Bahatab, S., Sahin, A.Z., Al-Sharafi, A., Abubakar, A.A. Dust removal from a hydrophobic surface by rolling fizzy water droplets (2020) RSC Advances, 10 (34), pp. 19811-19821.
• Al-Sharafi, A., Yilbas, & B. S., Ali, H. Heat and flow analysis of a water droplet on hydrophobic and hydrophilic phase change material (2018) International Journal of Heat and Mass Transfer, 122, pp. 749-764.
• Al-Sharafi, A., Yilbas, B. S., Ali, H., & Al-Aqeeli, N., A water droplet pinning and heat transfer characteristics on an inclined hydrophobic surface (2018) Nature Scientific reports, 8(1), p. 3061.
• Yilbas, B. S., Hassan, G., Al-Sharafi, A., Ali, H., Al-Aqeeli, N., & Al-Sarkhi, A., Water droplet dynamics on a hydrophobic surface in relation to the self-cleaning of environmental dust (2018) Nature Scientific reports, 8(1) p. 2984.
• Al-Sharafi, A., Yilbas, B. S., & Ali, H. Droplet heat transfer on micro-post arrays with hydrophobic and hydrophilic characteristics (2018) ASME Journal of Heat Transfer. doi: 10.1115/1.4039013.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Water droplet mobility on a hydrophobic surface under a thermal radiative heating (2018) Applied Thermal Engineering, 128, pp. 92-106.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Droplet heat transfer on micro-post arrays: Effect of droplet size on droplet thermal characteristics (2017) International Journal of Heat and Fluid Flow, 68, pp. 62-78.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Al-Aqeeli, N., Al-Sulaiman, F., & Khaled, M. Internal flow and heat transfer in a droplet located on a superhydrophobic surface (2017) International Journal of Thermal Sciences, 121, pp. 213-227.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Water Droplet Adhesion on Hydrophobic Surfaces: Influence of Droplet Size and Inclination Angle of Surface on Adhesion Force (2017) ASME Journal of Fluids Engineering, Transactions of the ASME, 139 (8), art. No. 081302.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ali, H. Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles (2017) ASME Journal of Heat Transfer, 139 (4), art. no. 042003.
• Al-Sharafi, A., Sahin, A.Z., Ayar, T., & Yilbas, B.S. Techno-economic analysis and optimization of solar and wind energy systems for power generation and hydrogen production in Saudi Arabia (2017) Renewable and Sustainable Energy Reviews, 69, pp. 33-49.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ayar, T. Performance assessment of hybrid power generation systems: Economic and environmental impacts (2017) Energy Conversion and Management, 132, pp. 418-431.
• Ali, H., Yilbas, B.S., & Al-Sharafi, A. Innovative design of a thermoelectric generator with extended and segmented pin configurations (2017) Applied Energy, 187, pp. 367-379.
• Yilbas, B.S., Ali, H., Al-Sharafi, A., & Al-Aqeeli, N. Environmental mud adhesion on optical glass surface: Effect of mud drying temperature on surface properties (2017) Solar Energy, 150, pp. 73-82.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., & Sahin, A.Z. Internal fluidity of a sessile droplet with the presence of particles on a hydrophobic surface (2016) Numerical Heat Transfer; Part A: Applications, 70 (10), pp. 1118-1140.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., Ali, H., & Al-Qahtani, H. Heat transfer characteristics and internal fluidity of a sessile droplet on hydrophilic and hydrophobic surfaces (2016) Applied Thermal Engineering, 108, pp. 628-640.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes-Water Nanofluid (2016) ASME Journal of Heat Transfer, 138 (7), art. No. 072401.
• Sahin, A.Z., Al-Sharafi, A., Yilbas, B.S., & Khaliq, A. Overall performance assessment of a combined cycle power plant: An exergo-economic analysis (2016) Energy Conversion and Management, 116, pp. 91-100.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Khaled, M., Al-Aqeeli, N., & Al-Sulaiman, F.Influence of thermalcapillary and buoyant forces on flow characteristics in a droplet on hydrophobic surface (2016) International Journal of Thermal Sciences, 102, pp. 239-253.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Overall performance index for hybrid power plants (2015) Energy Conversion and Management, 100, pp. 103-116.
• Mokheimer, E.M.A., Al-Sharafi, A., Habib, M.A., & Alzaharnah, I. A new study for hybrid PV/Wind off-grid power generation systems with the comparison of results from homer (2015) International Journal of Green Energy, 12 (5), pp. 526-542.
• Mokheimer, E.M.A., Sahin, A.Z., Al-Sharafi, A., & Ali, A.I. Modeling and optimization of hybrid wind-solar-powered reverse osmosis water desalination system in Saudi Arabia (2013) Energy Conversion and Management, 75, pp. 86-97. 

Education                                   

Post-Doc          Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2018.

Ph.D.            (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of Petroleum & Minerals, Dhahran, KSA, 2016.                          

M.Sc.                (Mechanical Engineering, Thermo-fluid sciences), King Fahd University of   Petroleum & Minerals, Dhahran, KSA, 2011.                            

B.Sc                   (Mechanical Engineering), Sana'a University, Yemen, 2003.                           

Courses Taught

• ME-203:            Thermodynamics I
  
• ME-204:            Thermodynamics II
  
• ME-217:            Materials Lab 
  
• ME-311             Fluid Mechanics
• ME-316:            Thermo-fluids Laboratory
• ME-439:            Solar Energy Conversion
• ME-525:            Renewable Energy Management
• ME-539             Solar Energy Utilization
  
• CHE-204           Fluid Mechanics
  

 Research Areas

• Renewable Energy Applications.
• Computational Fluid Dynamics.
• Thermo-Fluid Sciences.
• Energy.
  

Representative Publications

• Al-Sharafi, A., Yilbas, B.S., Al-Qahtani, H. Heating Enhancement of a Droplet on a Superhydrophobic Surface (2020) Scientific Reports, 10 (1), art. no. 4594.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Al-Qahtani, H. Adhesion of a water droplet on inclined hydrophilic surface and internal fluidity (2020) International Journal of Adhesion and Adhesives, 96, art. no. 102464.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G. Droplet on oil impregnated surface: Temperature and velocity fields (2019) International Journal of Thermal Sciences, 146, art. no. 106054.
• Sahin, A.Z., Ismaila, K.G., Yilbas, B.S., Al-Sharafi, A. A review on the performance of photovoltaic/thermoelectric hybrid generators (2020) International Journal of Energy Research, 44 (5), pp. 3365-3394.
• Yilbas, B. S., Al-Sharafi, A., & Ali, H. (2019). Self-Cleaning of Surfaces and Water Droplet Mobility. Book, Elsevier.
• Sahin, A.Z., Uddin, M.A., Yilbas, B.S., Al-Sharafi, A. Performance enhancement of solar energy systems using nanofluids: An updated review (2020) Renewable Energy, 145, pp. 1126-1148.
• Al-Sharafi, A., Yilbas, B.S., Hassan, G., Al-Qahtani, H., Sahin, A.Z. Stretchable hydrophobic surfaces and droplet heating (2019) International Journal of Heat and Fluid Flow, 78, art. no. 108435.
• Al-Sharafi, A., Yilbas, B.S. Thermal and flow analysis of a droplet heating by multi-walls (2019) International Journal of Thermal Sciences, 138, pp. 247-262.
• Al-Sharafi, A., Yilbas, B.S., Al-Zahrani, A. Heat-transfer enhancement incorporating fin-like structures inside droplet on hydrophobic surface (2019) Journal of Heat Transfer, 141 (4), art. no. 041901.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., Alaqeeli, N. A Water Droplet Pinning and Heat Transfer Characteristics on an Inclined Hydrophobic Surface (2018) Scientific Reports, 8 (1), art. no. 3061.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Droplet heat transfer on micropost arrays with hydrophobic and hydrophilic characteristics (2018) Journal of Heat Transfer, 140 (7), art. no. 072402.
• Yilbas, B.S., Hassan, G., Al-Qahtani, H., Bahatab, S., Sahin, A.Z., Al-Sharafi, A., Abubakar, A.A. Dust removal from a hydrophobic surface by rolling fizzy water droplets (2020) RSC Advances, 10 (34), pp. 19811-19821.
• Al-Sharafi, A., Yilbas, & B. S., Ali, H. Heat and flow analysis of a water droplet on hydrophobic and hydrophilic phase change material (2018) International Journal of Heat and Mass Transfer, 122, pp. 749-764.
• Al-Sharafi, A., Yilbas, B. S., Ali, H., & Al-Aqeeli, N., A water droplet pinning and heat transfer characteristics on an inclined hydrophobic surface (2018) Nature Scientific reports, 8(1), p. 3061.
• Yilbas, B. S., Hassan, G., Al-Sharafi, A., Ali, H., Al-Aqeeli, N., & Al-Sarkhi, A., Water droplet dynamics on a hydrophobic surface in relation to the self-cleaning of environmental dust (2018) Nature Scientific reports, 8(1) p. 2984.
• Al-Sharafi, A., Yilbas, B. S., & Ali, H. Droplet heat transfer on micro-post arrays with hydrophobic and hydrophilic characteristics (2018) ASME Journal of Heat Transfer. doi: 10.1115/1.4039013.
• Al-Sharafi, A., Yilbas, B.S., Ali, H. Water droplet mobility on a hydrophobic surface under a thermal radiative heating (2018) Applied Thermal Engineering, 128, pp. 92-106.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Droplet heat transfer on micro-post arrays: Effect of droplet size on droplet thermal characteristics (2017) International Journal of Heat and Fluid Flow, 68, pp. 62-78.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Al-Aqeeli, N., Al-Sulaiman, F., & Khaled, M. Internal flow and heat transfer in a droplet located on a superhydrophobic surface (2017) International Journal of Thermal Sciences, 121, pp. 213-227.
• Al-Sharafi, A., Yilbas, B.S., & Ali, H. Water Droplet Adhesion on Hydrophobic Surfaces: Influence of Droplet Size and Inclination Angle of Surface on Adhesion Force (2017) ASME Journal of Fluids Engineering, Transactions of the ASME, 139 (8), art. No. 081302.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ali, H. Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles (2017) ASME Journal of Heat Transfer, 139 (4), art. no. 042003.
• Al-Sharafi, A., Sahin, A.Z., Ayar, T., & Yilbas, B.S. Techno-economic analysis and optimization of solar and wind energy systems for power generation and hydrogen production in Saudi Arabia (2017) Renewable and Sustainable Energy Reviews, 69, pp. 33-49.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., & Ayar, T. Performance assessment of hybrid power generation systems: Economic and environmental impacts (2017) Energy Conversion and Management, 132, pp. 418-431.
• Ali, H., Yilbas, B.S., & Al-Sharafi, A. Innovative design of a thermoelectric generator with extended and segmented pin configurations (2017) Applied Energy, 187, pp. 367-379.
• Yilbas, B.S., Ali, H., Al-Sharafi, A., & Al-Aqeeli, N. Environmental mud adhesion on optical glass surface: Effect of mud drying temperature on surface properties (2017) Solar Energy, 150, pp. 73-82.
• Al-Sharafi, A., Yilbas, B.S., Ali, H., & Sahin, A.Z. Internal fluidity of a sessile droplet with the presence of particles on a hydrophobic surface (2016) Numerical Heat Transfer; Part A: Applications, 70 (10), pp. 1118-1140.
• Al-Sharafi, A., Yilbas, B.S., Sahin, A.Z., Ali, H., & Al-Qahtani, H. Heat transfer characteristics and internal fluidity of a sessile droplet on hydrophilic and hydrophobic surfaces (2016) Applied Thermal Engineering, 108, pp. 628-640.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes-Water Nanofluid (2016) ASME Journal of Heat Transfer, 138 (7), art. No. 072401.
• Sahin, A.Z., Al-Sharafi, A., Yilbas, B.S., & Khaliq, A. Overall performance assessment of a combined cycle power plant: An exergo-economic analysis (2016) Energy Conversion and Management, 116, pp. 91-100.
• Al-Sharafi, A., Ali, H., Yilbas, B.S., Sahin, A.Z., Khaled, M., Al-Aqeeli, N., & Al-Sulaiman, F.Influence of thermalcapillary and buoyant forces on flow characteristics in a droplet on hydrophobic surface (2016) International Journal of Thermal Sciences, 102, pp. 239-253.
• Al-Sharafi, A., Sahin, A.Z., & Yilbas, B.S. Overall performance index for hybrid power plants (2015) Energy Conversion and Management, 100, pp. 103-116.
• Mokheimer, E.M.A., Al-Sharafi, A., Habib, M.A., & Alzaharnah, I. A new study for hybrid PV/Wind off-grid power generation systems with the comparison of results from homer (2015) International Journal of Green Energy, 12 (5), pp. 526-542.
• Mokheimer, E.M.A., Sahin, A.Z., Al-Sharafi, A., & Ali, A.I. Modeling and optimization of hybrid wind-solar-powered reverse osmosis water desalination system in Saudi Arabia (2013) Energy Conversion and Management, 75, pp. 86-97.