Cem Topkaya, Ph.D.

 

Professor of Civil Engineering

Middle East Technical University

 

 

Department of Civil Engineering

Structural Mechanics Laboratory K2-301

Middle East Technical University

Inonu Bulvarı, 06531, Ankara, TURKEY

 

Tel: (90) – 312 – 210 54 62

Fax: (90) – 312 – 210 79 91

 

 

Education

 

Doctor of Philosophy, The University of Texas at Austin, 2002

Master of Science in Engineering, The University of Texas at Austin, 1999

Bachelor of Science, Civil Engineering, Middle East Technical University, 1997

 

Employment

 

Professor, Department of Civil Engineering, Middle East Technical University, 2010-

Associate Professor, Department of Civil Engineering, Middle East Technical University, 2005-2010

Assistant Professor, Department of Civil Engineering, Middle East Technical University, 2003-2005

Instructor, Department of Civil Engineering, Middle East Technical University, 2002-2003

Graduate Research Assistant, Phil M. Ferguson Structural Engineering Laboratory, Austin, TX, 1997-2002

 

Visiting Positions

 

Academic Visitor, Institute for Infrastructure and Environment, University of Edinburgh, Scotland, UK, 2009-2010

 

 

Research Interests

 

Dr. Topkaya’s research interests lie in the broad category of Structural Engineering with particular emphasis on steel structures.  Following are the topics of interest:

·        Behavior of curved girders during construction

·        Development of numerical tools for bridge analysis

·        Applications of finite element analysis

·        Experimental and numerical investigation of block shear in steel members

·        Sidesway web buckling

·        Buckling of overhanging monorails

·        Elastomeric bridge bearings

·        Behavior of concrete at early ages

·        Composite steel concrete construction

·        Steel plate shear walls

·        Buckling restrained braces

·        Special truss moment frames

·        Eccentrically braced frames

·        Silos and silo supporting structures

 

 

Teaching Interests

 

Dr. Topkaya teaches undergraduate and graduate courses in the Civil Engineering curriculum.  Following are the courses taught:

  • CE 224 – Mechanics of Materials
  • CE 323 – Introduction to Structural Mechanics
  • CE 388 – Fundamentals of Steel Design
  • CE 482 – Steel Structures
  • CE 585 – Advanced Steel Design
  • CE 410 – Civil Engineering Design
  • U00407 – Thin Walled Members and Stability (University of Edinburgh)

 

 

Refereed Journal Articles

 

Topkaya, C., Yura, J.A. (2002). “Test Method for Determining the Shear Modulus of Elastomeric Bearings” Journal of Structural Engineering, Vol. 128, No. 6, pp.797-805.

 

Topkaya, C., Williamson, E.B. (2003). “Development of Computational Software for Analysis of Curved Girders Under Construction Loads” Computers and Structures. Vol. 81. No. 21. pp. 2087-2098.

 

Topkaya, C., Williamson, E.B., Frank, K.H. (2004). “Behavior of Curved Steel Trapezoidal Box Girders During Construction” Engineering Structures, Vol. 26, No. 6, pp. 721-733.

 

Topkaya, C., Yura, J.A., Williamson, E.B. (2004). “Composite Shear Stud Strength at Early Concrete Ages” Journal of Structural Engineering, Vol. 130, No. 6, pp. 952-960.

 

Topkaya, C. (2004). “Analysis of Specimen Size Effects in Inclined Compression Test on Laminated Elastomeric Bearings” Engineering Structures, Vol. 26, No. 8, pp. 1071-1080.

 

Topkaya, C. (2004). “A Finite Element Parametric Study on Block Shear Failure of Steel Tension Members” Journal of Constructional Steel Research, Vol. 60, No. 11, pp. 1615-1635.

 

Topkaya, C., Widianto, Williamson, E.B. (2005). “Evaluation of Top Flange Bracing Systems for Curved Box Girders” Journal of Bridge Engineering, Vol. 10, No. 6, pp. 693-703.

 

Topkaya, C. (2006). “A Numerical Study on Linear Bifurcation Web Buckling of Steel I-Beams in the Sidesway Mode” Engineering Structures, Vol. 28, No. 7, pp. 1028-1037.

 

Özdemir, K.M., Topkaya, C. (2006). “Lateral Buckling of Overhanging Crane Trolley Monorails” Engineering Structures, Vol. 28, No. 8, pp. 1162-1172.

 

Topkaya, C. (2007). “Block Shear Failure of Gusset Plates with Welded Connections” Engineering Structures, Vol. 29, No. 1, pp. 11-20.

 

Topkaya, C. (2007). “Finite Element Modeling of Block Shear Failure in Coped Steel Beams” Journal of Constructional Steel Research, Vol. 63, No. 4, pp. 544-553.

 

Topkaya, C., Kalaycı, A.S., Williamson, E.B. (2008) “Solver and Shell Element Performances for Curved Bridge Analysis” Journal of Bridge Engineering, Vol. 13, No. 4, pp. 418-424, Technical Note.

 

Topkaya, C., Kurban, C.O. (2009). “Natural Periods of Steel Plate Shear Wall Systems” Journal of Constructional Steel Research, Vol. 65, No. 3, pp. 542-551.

 

Kurban, C.O., Topkaya, C. (2009). “A Numerical Study on Response Modification, Overstrength, and Displacement Amplification Factors for Steel Plate Shear Walls” Earthquake Engineering and Structural Dynamics, Vol. 38, No.4, pp. 497-516.

 

Topkaya, C., Atasoy, M. (2009). “Lateral Stiffness of Steel Plate Shear Wall Systems” Thin-Walled Structures, Vol. 47, No. 8-9,  pp. 827-835.

 

Eryaşar, M.E., Topkaya, C. (2010). “An Experimental Study on Steel-encased Buckling-restrained Brace Hysteretic Dampers” Earthquake Engineering and Structural Dynamics, Vol. 39, No. 5, pp. 561-581.

 

Arslan, H., Topkaya, C. (2010). “A Numerical Study on Response Factors for Steel Wall-frame Systems”  Earthquake Engineering and Structural Dynamics, Vol. 39, No. 14, pp. 1611-1630.

 

Ölmez, H.D., Topkaya, C. (2011). “A Numerical Study on Special Truss Moment Frames with Vierendeel Openings” Journal of Constructional Steel Research, Vol. 67, No. 4, pp. 667-677.

 

Topkaya, C., Şahin, S. (2011). “A Comparative Study of AISC-360 and EC3 Strength Limit States” International Journal of Steel Structures, Vol. 11, No. 1, pp. 13-27.

 

Kuşyılmaz, A., Topkaya, C. (2011) “A Numerical Study on Local Buckling and Energy Dissipation of CHS Seismic Bracing” Thin Walled Structures, Vol. 49, No. 8, pp. 984-996.

 

Topkaya, C., Rotter, J.M. (2011) “Ring Beam Stiffness Criterion for Column-Supported Metal Silos” ASCE Journal of Engineering Mechanics, Vol. 137, No. 12, pp. 846-853.

 

Baran, E., Topkaya, C. (2012) “An Experimental Study on Channel Type Shear Connectors” Journal of Constructional Steel Research, Vol. 74, pp. 108-117.

 

Günaydın, E., Topkaya, C. (2013) “Fundamental Periods of Steel Concentrically Braced Frames Designed to Eurocode 8” Earthquake Engineering and Structural Dynamics, Vol. 42, No. 10, pp. 1415-1433.

 

 

Theses Supervised

 

Ahmet Serhat Kalaycı, MSc, “Improvement of Computational Software for Composite Curved Bridge Analysis”, 2005

Emre Kara, MSc, “A Numerical Study on Block Shear Failure of Steel Tension Members”, 2005.

Kerem Murat Özdemir, MSc, “Lateral Buckling of Overhanging Beams”, 2005.

Deniz Güven, MSc, “Development of a Graphical User Interface for Composite Bridge Finite Element Analysis”, 2007.

Mehmet Atasoy, MSc, “Lateral Stiffness of Unstiffened Steel Plate Shear Walls”, 2008.

Ahmet Kuşyılmaz, MSc, “Finite Element Study on Local Buckling and Energy Dissipation of Seismic Bracing”, 2008

Mehmet Emrah Eryaşar, MSc, “Experimental and Numerical Investigation of Buckling Restrained Braces”, 2009.

Ufuk Yıldırım, MSc, “Assessment of Second-Order Analysis Methods Presented in Design Codes”, 2009.

Can Ozan Kurban, MSc, “A Numerical Study on Response Factors for Steel Plate Shear Wall Systems”, 2009.

Hakan Arslan, MSc, “A Numerical Study on Response Factors for Steel Wall-Frame Systems”, 2009.

Serkan Şahin, MSc, “A Comparative Study of AISC-360 and Eurocode 3 Strength Limit States”, 2009.

Harun Deniz Ölmez, MSc, “A Numerical Study on Special Truss Moment Frames”, 2009.

Gül Yiğitsoy, MSc, “A Numerical Study on Beam Stability in Eccentrically Braced Frames”, 2010.

Egemen Günaydın, MSc, “Natural Periods of Braced Steel Frames Designed to EC8”, 2012.