Education:

• Ph.D., Georgia Institute of Technology, Atlanta, GA, ABD
• M.S., Georgia Institute of Technology, Atlanta, GA, ABD & Middle East Technical University, Ankara, Turkey
• B.S., Middle East Technical University, Ankara, Turkey

Research Interests:

• Surface and subsurface water quality
• Environmental modeling
• Numerical methods in environmental engineering
• Flow and contaminant transport in surface and subsurface waters
• Dynamic interactions of surface and subsurface systems
• Source/sink terms in environmental modeling
• Environmental impact assessment
• Geographic information systems

Recent Publications:

• Şahin, O.G., Gündüz, O. (2025). Derivation of soil hydraulic properties (SHPs) using a Physics-Based inverse calibration method and International soil moisture network database. Journal of Hydrology, 660,133445. https://doi.org/10.1016/j.jhydrol.2025.133445  
• Şahin, O.G., Gürarslan, G., & Gündüz, O. (2024). A new discrete differential evolution algorithm coupled with simulation–optimization model for groundwater management problems. Neural Computing and Applications. https://doi.org/10.1007/s00521-024-10785-z.
• Marijuan, R., Díez, B., Peláez-Sánchez, S., Sánchez, C., Iglesias, J., Şirin, B., Baba, A., Gündüz, O. & Sanchez R. (2024). Evaluating the impact of nature-based solutions on the provision of water-related and water-dependent ecosystem services. Nature-Based Solutions, 6, 100194. https://doi.org/10.1016/j.nbsj.2024.100194 
• Khorrami, B., Sahin, O. G., & Gunduz, O. (2024). Comprehensive comparison of different gridded precipitation products over geographic regions of Türkiye. Journal of Applied Remote Sensing, 18(3), 1-25. https://doi.org/10.1117/1.JRS.18.034503
• Şahin O.G., Gündüz O. (2024), A novel land surface temperature reconstruction method and its application for downscaling surface soil moisture with machine learning, Journal of Hydrology, 634,131051. https://doi.org/10.1016/j.jhydrol.2024.131051