Dr. Nazan Yılmaz is an active researcher in geodesy and geophysics, with research interests centered on geoid determination, gravity field modeling, height systems, and GNSS/levelling applications. Her studies focus on the comparison and assessment of global and regional geopotential and geoid models, gravity data reduction techniques, spatial interpolation methods, and the influence of topographic and crustal density models, particularly in complex mountainous and coastal environments. She has also contributed to deformation monitoring and sea-level analysis using geodetic and gravimetric data. Her research outputs have been published in reputable international journals and proceedings, demonstrating methodological rigor and applied relevance. Overall, her scholarly profile includes 13 documents, 76 citations, and an h-index of 4, indicating a sustained contribution to geodetic sciences.