Fazıl Önder Sönmez

Title: 
Professor
Room / Office: 
M4215
Phone Number: 
+90 212 359 7196
Fax Number: 
+90 212 287 2456
sonmezfa@bogazici.edu.tr
Personal Webpage
Degrees: 
  • Ph.D. 1995. Mechanical Engineering, U.C.L.A. USA
  • M.S. 1991. Mechanical Engineering, Boğaziçi University, Istanbul, Turkey
  • B.S. 1988. Mechanical Engineering, Boğaziçi University, Istanbul, Turkey
Experience: 
  • Vice Rector, Boğaziçi Üniversitesi, 2021 –
  • Dean, Boğaziçi University, 2021 -  
  • Prof., Bogazici University, ME Department, 2009 –
  • Member, YÖK Science and Engineering Scientific Research and Publication Ethics Board, 2012 - 2016
  • Member of TUBİTAK-TEYDEB: Makine ve İmalat Teknolojileri Grubu, 2006 - 2012
  • Assoc. Prof., Bogazici University, ME Department, 2002 - 2009
  • Assist. Prof., Bogazici University, ME Department, 1996 - 2002
  • Teaching Assistant, UCLA, MAE Department, 1994
  • Research Assistant, UCLA, MAE Department, 1994 - 1995
  • Research Assistant, Bogazici University, ME Department, 1989 - 1991
Courses Taught: 
  • ME 242 Dynamics
  • ME 345 Mechanics of Materials
  • ME 324 Machine Design I
  • ME 424 Machine Design II.
  • ME 446 Applied Solid Mechanics
  • ME 68A Nonlinear Finite Element Structural Analysis
  • AUTO 542 Finite Element Method (graduate)
  • ME 626 Mechanics of Composite Materials
  • ME 625 Optimum Structural Design
  • ME 521 Engineering Design
Research Interests: 
  • Composites design and manufacturing
  • Structural optimization
  • Modeling and optimization of manufacturing processes
  • Analysis of structures by finite elements
Publications: 
  • Y. Gokyer and F. O. Sonmez, “Topology optimization of cylindrical shells with cutouts for maximum buckling strength,” Journal of the Brazilian Society of Mechanical Sciences and Engineering, vol. 45, no. 1, 2023.
  • Y. O. Alpay, F. E. Oz, F. O. Sonmez, and K. Cinar, “Failure behavior of laminated composite plates under anticlastic bending,” Journal of Reinforced Plastics and Composites, vol. 42, no. 7–8, pp. 281–299, 2023.
  • Ozcan MU, Yilmaz C, Sonmez FO., "Visco-hyperelastic material modeling using nested linkage mechanisms", International Journal of Solids and Structures, 193–194:393-404, 2020
  • Uzal A, Sonmez FO, Oz FE, Cinar K, Ersoy N., "A composite sandwich plate with a novel core design", Composite Structures. 193:198-211, 2018
  • Fazil O. Sonmez, "Optimum Design of Composite Structures: A Literature Survey (1969–2009)", Journal of Reinforced Plastics and Composites, vol. 36 (1), pp. 3-39, JAN 2017 
  • Murat Koc, Fazil O. Sonmez, Nuri Ersoy, and Kenan Cinar, "Failure behavior of composite laminates under four-point bending", Journal of Composite Materials, vol. 50 (26), pp. 3679-3697, NOV 2016
  • Murat Ozturk, Sinem Kocaoglan, and Fazil O. Sonmez, "Concurrent design and process optimization of forging", Computers & Structures, vol. 167, pp. 24-36, APR 2016 
  • Niyazi Tanlak, Fazil O. Sonmez, and Mahmut Senaltun "Shape optimization of bumper beams under high-velocity impact loads", Engineering Structures, vol. 95, pp. 49-60, JUL 2015
  • Berna Balta, Fazil O. Sonmez, and Abdulkadir Cengiz, "Experimental identification of the torque losses in V-ribbed belt drives using the response surface method." Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, vol. 229 (8), JUL 2015 
  • Berna Balta, Fazil O. Sonmez, and Abdulkadir Cengiz, "Speed losses in V-ribbed belt drives", Mechanism and Machine Theory, vol. 86, pp. 1-14, APR 2015
  • Niyazi Tanlak, and Fazil O. Sonmez, "Optimal shape design of thin-walled tubes under high-velocity axial impact loads", Thin-Walled Structures, vol. 84, pp. 302-312, NOV 2014
  • Ahmet H. Ertas, and Fazil O. Sonmez, "Design optimization of fiber-reinforced laminates for maximum fatigue life", Journal of Composite Materials, vol. 48 (20), pp. 2493-2503, AUG 2014
  • Rengin Kayikci, Fazil O. Sonmez, "Design of composite laminates for optimum frequency response", Journal of Sound and Vibration, vol. 331(8), pp. 1759-1776, 2012
  • Tanlak, N; Sonmez, FO; Talay, E, "Detailed and simplified models of bolted joints under impact loading", Journal of Strain Analysis for Engineering Design, vol. 46(3), pp. 213-225, 2011.
  • Mustafa Akbulut, Fazil O. Sonmez, "Design optimization of laminated composites using a new variant of simulated annealing", Computers & Structures, vol. 89(17–18), pp. 1712-1724, 2011
  • Ahmet H. Ertas, Fazıl O. Sonmez, "Design optimization of spot-welded plates for maximum fatigue life", Finite Elements in Analysis and Design, vol. 47(4) pp. 413-423, 2011
  • Ertas, A. H.; Sonmez, F. O., "Design optimization of composite structures for maximum strength using direct simulated annealing", Proceedings of the Institution of Mechanical Engineers, 225(1), 28, 2011.
  • Sonmez F.O. “Optimal shape design of shoulder fillets for flat and round bars under various loadings,” Proc. IMechE, Part C: Journal of Mechanical Engineering Science, 2009, 223(C8): 1741-1754.
  • Ertas A.H., F.O. Sonmez, “Optimization of spot-weld joints,” Proc. IMechE, Part C: Journal of Mechanical Engineering Science, 2009, 223(C3): 545-555.
  • Tumer H., F.O. Sonmez, “Optimum shape design of die and preform for improved hardness distribution in cold forged parts,” Journal of Materials Processing Technology, 2009, 209(3):1538-1549.
  • Ertas A.H., O. Vardar, F.O. Sonmez, Z. Solim, “Measurement and assessment of fatigue life of spot-weld joints,” Transactions of ASME; Journal of Engineering Materials and Technology, 2009, 131(1):011011.
  • Akbulut M., F.O. Sonmez, “Optimum design of composite laminates for minimum thickness,” Computers & Structures, 2008, 86: 1974–1982.
  • Ertas A.H., F.O. Sonmez, “A parametric study on fatigue strength of spot-weld joints,” Fatigue & Fracture of Engineering Materials & Structures, 2008, 31(9): 766–776.
  • Sonmez F.O., M. Akbulut, “Process optimization of tape placement for thermoplastic composites,” Composites Part A-Applied Science and Manufacturing, 2007, 38: 2013-2023.
  • Sonmez F.O., A. Demir, “Analytical relations between hardness and strain for cold formed parts,” Journal of Materials Processing Technology, 2007, 186: 163-173.
  • Sonmez F.O., “Shape optimization of 2D structures using simulated annealing,” Computer Methods in Applied Mechanics and Engineering, 2007, 196: 3279-3299.
  • Erdal, O. and F.O. Sönmez, “Optimum Design of Composite Laminates for Maximum Buckling Load Capacity Using Simulated Annealing,” Composite Structures, 2005, 71:45-52.
  • Demir, A. and F.Ö. Sönmez, “Prediction of Brinell Hardness Distribution in Cold-Formed Parts,” Transactions of ASME; Journal of Engineering Materials Technology, October 2004, 126: 398-405.
  • Çolak, Z.S, F.Ö. Sönmez and V. Kalenderoğlu, “Process Modeling And Optimization of Resistance Welding for Thermoplastic Composites, Journal of Composite Materials, 36(6): 721-744, March 2002. (SCI)
  • Sönmez F.Ö. and E. Eyol, “Optimal Post-Manufacturing Cooling Paths for Thermoplastic Composites”, Composites Part A-Applied Science and Manufacturing, 33(3): 301-314, March 2002.(SCI)
  • Sönmez F.Ö., H.T. Hahn and M. Akbulut, “Analysis of Process-Induced Residual Stresses in Tape Placement,” Journal of Thermoplastic Composite Materials, 15(6): 525-544, November 2002. (SCI)