Nilüfer Özyurt Zihnioğlu (Vice Chair)

Rank & Status: 

Associate Professor, Full Time

Phone Number: 

+90(212) 359-7039

Fax: 

+90(212) 287-2457+90(212) 265-8488

Education: 
Ph.D. Civil Engineering Istanbul Tech. Univ./Northwestern University, Evanston, IL., USA 2006
M.S. Civil Engineering Istanbul Tech. Univ., Istanbul, Turkey 2000
B.S. Civil Engineering Istanbul Tech. Univ., Istanbul, Turkey 1998
Service on the Faculty: 
Associate Professor 2014 - Present
Assistant Professor 2007-2014

 

Experience: 
Responsibility Location Date
Visiting Professor Politecnico di Milano,Department of Structural Engineering, Milan, Italy 03/2008 – 07/2008
Lecturer&RA Istanbul Technical University 08/2005 – 02/2007
Pre-doctoral Researcher Northwestern University Center for Advanced Cement-Based Materials 06/2003- 08/2005
Research and Teaching Assistant Istanbul Technical University 11/1999 – 06/2003
 
Publications: 

Papers in refereed journals: 

  • Şanal, İ., Özyurt, N., Hosseini, A., "Characterization of hardened state behavior of self compacting fiber-reinforced cementitious composites (SC-FRCCs) with different beam sizes and fiber types", Composites Part B, Vol. 105, pp. 30-45, 2016.
  • Şanal, İ., Özyurt Zihnioğlu, N., Hosseini, A., "Particle Image Velocimetry (PIV) to evaluate fresh and hardened state properties of fiber-reinforced self compacting concretes (FRSCCs)", Construction and Building Materials, Vol. 78, pp. 450-463, 2015.
  • Şanal, I., Özyurt Zihnioğlu, N., "To what extent does the fiber orientation affect mechanical performance?", Construction and Building Materials, Vol 44. pp. 671-681, 2013.
  • Akca, A.H., Özyurt Zihnioğlu, N., "High performance concrete under elevated temperatures", Construction and Building Materials, Vol 44. pp. 317-328, 2013.
  • Achal, V., Xiangliang, P., Özyurt, N., “Improved strength and durability of fly ash amended concrete by microbial calcite precipitation”, Ecological engineering, Vol. 37, pp.554-559, 2011.
  • Ferrara, L., Özyurt, N., di Prisco, M., “High mechanical performance of fiber-reinforced cementitious composites: the role of “casting flow induced” fiber orientation”, Accepted for publication, Materials and Structures, Vol. 44, No.1, pp.109-128, 2010.
  • Özyurt, N., Mason, T.O., Shah, S.P., “Correlation of Fiber Dispersion, Rheology and Mechanical Performance of FRCs”, Cement and Concrete Composites, Vol. 29, No.2, pp. 70-79, February 2007.
  • Kuder, K., Özyurt, N., Mu, B., Shah, S.P., “Rheology of Fiber-Reinforced Cementitious Materials”, Cement and Concrete Research, Vol. 37, No.2, pp. 191-199, September 2007.
  • Özyurt, N., Mason, T.O., Shah, S.P., “Non-Destructive Monitoring of Fiber Orientation using AC-IS: An Industrial Scale Application”, Cement and Concrete Research, Vol. 36, No. 9, pp. 1653-1660, September 2006.
  • Özyurt, N., Woo, L.Y., Mason, T.O., Shah, S.P., “Monitoring Fiber Dispersion in FRCs: Comparison of AC-Impedance Spectroscopy and Image Analysis”, ACI Materials Journal, Vol. 103, No.5, pp. 340-347.
  • Woo, L.Y., Wansom, S., Özyurt, N., Mu, B., Shah, S.P., Mason, T.O., "Characterizing Fiber Dispersion in Cement Composites using AC-Impedance Spectroscopy", Cement and Concrete Composites, Vol. 27, No. 6, pp. 627-636, July 2005.
  • Atahan, H.N., Tasdemir, M.A., Tasdemir, C., Özyurt, N., Akyuz, S. “Mode I and Mixed Mode Fracture Studies in High Strength Mortar Using Disc Specimens”, Materials and Structures, Vol. 38, No. 277, pp. 305-312, 2005.

 Chapters in a book (referreed)

  • N. Özyurt, Mason, T.O., Shah, S.P., “FRC- Rheology, Fiber Dispersion, and Mechanical Properties”, ACI Special Publication 268-14.
  • Ferrara, L., di Prisco, M., Özyurt, N., “Self-Consolidating High Performance SFRC: An Example of Structural Application in Italy”, ACI Special Publication 274-8.

 Papers in International Conference Proceedings:

  • Akca, A.H., Ozyurt, N., "Mechanical behavior and recovery of FRC after high temperature exposure", 8th International Conference on Concrete under Severe Conditions - Environment and Loading, September 12-14, 2016, Lecco, Italy, Key Engineering Materials, Vol. 711, pp. 457-464, 2016.
  • Akca, A.H., Ozyurt, N., "Changes in microstructure and recovery of concrete incorporating granulated blast furnace slag after high temperature exposure", 12th International Congress on Advances in Civil Engineering, September 21-23, 2016, Bogazici University, Istanbul.
  • Nis, A., Ozyurt, N., Ozturan, T., "Fresh state properties of steel fiber reinforced self-compacting concrete with various fiber volumes", 12th International Congress on Advances in Civil Engineering, September 21-23, 2016, Bogazici University, Istanbul.
  • Sanal, I, Ozyurt, N., Hosseini, A., "Monitoring fresh state behavior of fiber reinforced cementitious composites (FRCCs), a non destructive, non intrusive and full field image based technique", 12th International Congress on Advances in Civil Engineering, September 21-23, 2016, Bogazici University, İstanbul.
  • Sanal, I., Hosseini, A., Ozyurt, N., "An alternative to conventional measurement techniques for evaluating crack propagations and crack width openings", 12th International Congress on Advances in Civil Engineering, September 21-23, 2016, Bogazici University, Istanbul.
  • Şanal, İ., Özyurt Zihnioğlu, N., Hosseini, A., "Particle image velocimetry as a method to evaluate fresh and hardened state performances of HPFRC's", 3rd International RILEM conference on Strain Hardening Cementitious Composites (SHCC3-Delft), 3-5 November 2014, Dordrecht, Netherlands.
  • Özyurt Zihnioğlu, N., Şanal, İ., "Flexural performance of HPFRCs and the role of fiber orientation", R.N. Raikar Memorial International Conference and Dr. Suru Shah Symposium on Advances in Science & Technology of Concrete, December 20-21, 2013, Technical papers, Vol. II, p. 164-171., Mumbai, India.
  • Akca, A.H., Özyurt Zihnioğlu, N., "Effects of elevated temperatures on the microstructure and residual strength of HPSCC", Proceedings of 5th North American Conference on the Design and Use of Self-Consolidating Concrete, SCC 2013, May 12-15, 2013, Chicago, IL., USA.
  • Niş, A., Söylev, T.A., Pehlivan, A.O., Özyurt Zihnioğlu, N., Özturan, T., "Effect of crack opening under cyclic loading on the reinforcement corrosion in concrete with and without steel fiber", The European Corrosion Congress, September 9-13, 2012, pp.105-114, Istanbul, Turkey.
  • Sanal, I., Özyurt, N., “Effects of Formwork Dimensions on the Mechanical Performance of Fiber-Reinforced Cement Based Materials”, Proceedings of the 9th International Congress on Advances in Civil Engineering, September 27-30, 2010, Karadeniz Technical University, Trabzon, Turkey.
  • Özyurt, N., Tregger, N., Ferrara, L., Sanal, I., Shah, S.P., “Adapting fresh state properties of fiber-reinforced cementitious material for high performance thin-section elements”, Proceedings of the 3rd International Rilem Symposium on rheology of cement suspensions such as fresh concrete, August 19-21, 2009, Reykjavik, Iceland.
  • Ferrara, L., Özyurt, N., “Mix-design optimization of steel fiber reinforced SCC”, accepted to be published in the Proceedings of the third North American Conference on the Design and Use of Self-Consolidating Concrete, SCC 2008: Challenges and Barriers to Application, November 10-12, 2008, Chicago, IL., USA.
  • Özyurt, N., Woo, L.Y., Mason, T.O., Shah, S.P., “Fiber dispersion monitoring using AC-impedance spectroscopy and a conventional method”, Proceedings of the Fifth International RILEM Workshop on High Performance Fiber Reinforced Cement Composites (HPFRCC 5), July 10-13, 2007, Mainz, Germany, pp. 267-273.
  • Özyurt, N., Mason, T.O., Shah, S.P., “FRC Rheology, Fiber Dispersion and Mechanical Properties”, ACI Fall Convention 2006, Fiber-Reinforced Concrete Past, Present and Future, November 5-9, 2006, Denver, Colorado, USA.
  • Kuder, K., Özyurt, N., Mu, B., Shah, S.P., "Rheology of fiber-reinforced cement systems using a custom built rheometer", Proceedings of the 8th International Symposium on Brittle Matrix Composites, Warsaw, Poland, October 23-25, 2006.
  • Özyurt, N., Mason, T.O., Shah, S.P., “Non-destructive monitoring of fiber dispersion in FRCs using AC-Impedance Spectroscopy”, 16th European Conference of Fracture (ECF16), Special Symposium Measuring Monitoring and Modeling Concrete Properties: in honor of S.P. Shah (MMMCP), July 3-7, 2006.
  • Woo, L.Y., Wansom, S., Mason, T.O., Özyurt, N., Mu, B., and S. P. Shah, “AC Impedance Spectroscopy for Nondestructive Evaluation of Fiber-Reinforced Cement Composites”, Third International Conference on Construction Materials: Performance, Innovations and Structural Implications, Vancouver, Canada, August 22-24, 2005.
  • Özyurt, N., Woo, L.Y., Mu, B., Shah, S.P., Mason, T.O., “Detection of Fiber Dispersion in Fresh and Hardened Cement Composites”, International Symposium: Advances in Concrete through Science and Engineering, (RILEM), Evanston, IL, March 21-24, 2004.
  • Kuder, K., Özyurt, N., Mu, B., Shah, S.P., "The Rheology of Fiber-Reinforced Cement Paste Evaluated by a Parallel Plate Rheometer”, International Symposium: Advances in Concrete through Science and Engineering, (RILEM), Evanston, IL, March 21-24, 2004.
  • Özyurt, N., Ilki, A., Tasdemir, C., Tasdemir, M.A., “Mechanical Behavior of High Strength Steel Fiber Reinforced Concretes with Various Steel Fiber Contents”, Fifth International Congress on Advances in Civil Engineering, September 25-27, 2002, Istanbul, Turkey.
  • Atahan, H.N., Tasdemir, M.A., Tasdemir, C., Özyurt, N., Akyuz, S. “Fracture Studies in Reactive Powder Concrete” Second International Symposium on Cement and Concrete Technology in the 2000 s, September 6-10, 2000, Istanbul, Turkey, Volume 2, pp. 191-200.

Papers in Natinonal refereed journals(in Turkish with English abstract):

  • Özyurt, N., Mason, T.O., Shah, S.P., "Non-destructive testing of fiber dispersion in fiber-reinforced cement-based composites using an electrical method", ITU Dergisi/D, Vol. 5, No. 4, August 2006.

Technical Papers (in Turkish with English abstract):

  • Özyurt, N., Mason, T.O., Shah, S.P., “Correlation of fresh concrete properties, fiber segregation and mechanical performance”, Yapi Kimyasallari, No 03, July – August 2007.

Papers in National Conference Proceedings (in Turkish with English abstract):

  • Özyurt, N., Mason, T.O., Shah, S., “An electrical characterization method for the non-destructive testing of fiber orientation in a fiber-reinforced concrete beam: Alternating Current – Impedance Spectroscopy (AC-IS), 6th National Symposium on Concrete, November 16-18, 2005, Istanbul.
  • Tasdemir, C., Özyurt, N., Ertugrul, C., Kara, G., An Evaluation of the Effects of Crushed-Sand on the Concrete Properties, Chamber of Mining Engineers of Turkey, 3rd National Symposium on Crushed Stone”, December 3-4, 2003 Istanbul.
  • Özyurt, N., Tasdemir, C., Kara, G., and Ertugrul, C., "The Effects of Crushed Sand Content on the Fly Ash Concrete Properties”, Turkish Chamber of Civil Engineers, Istanbul, 5th National Symposium on Concrete, October 1-3, 2003, Istanbul, pp.293-301.
  • Akman, M.S., Özyurt, N., “Effects of Sea Water on Concrete Impermeability of Shore Structures” IVth National Symposium of Shore Engineering, October 24-27, 2002, Antalya, Turkey, Volume1. pp. 3-18.
  • Konuk, H., Özyurt, N., Tasdemir, C., Yuceer Z., Sonmez, R., “Load-bearing Properties of Lightweight Aggregate Concrete”, Ith National Congress and Exhibition of Structural Materials, October 9-13, 2002, Istanbul, Turkey, Volume2. pp. 414-424.
  • Özyurt, N., Tasdemir, C., Ilki, A., Sengul, O., Tasdemir, M.A., “Mechanical Behaviour of High Strength Cement Based Composites” XI.th National Mechanics Congress, September 6-10, 1999, Bolu, Turkey, pp. 687-696.
Courses: 
Course Code Course Title
CE 211 Materials Science
CE 212 Engineering Materials
CE 544 Advanced Material Science

 

Awards: 
Research Scholarship - Northwestern University 2004-2005
Research Scholarship, The Scientific and Technical Research Council of Turkey (TUBITAK), in scope of NATO Science Fellowship Programme 2003
Research Scholarship - Istanbul Technical University 2003
Research Scholarship - TINÇEL Cultural Foundation 2003
Istanbul Technical University Foundation Outstanding Thesis Award 2000