Nilüfer Özyurt Zihnioğlu

Papers in refereed journals:

• Barros, et al. "Blind Competition on the numerical simulation of steel-fiber-reinforced concrete beams failing in shear", Structural Concrete Journal, 2021 (SCI-E).
• Abut, Y., Yildirim, S.T., Ozturk, O., Ozyurt, N., "A comparative study on the performance of RCC for pavements casted in laboratory and field", International Journal of Pavement Engineering, 2021 (SCI-E).
• Akca, A.H., Ozyurt, N., "Post-fire mechanical behavior and recovery of structural reinforced concrete beams", Construction and Building Materials, 253, 2020 (SCI-E).
• Nis, A., Ozyurt, N., Ozturan, T., "A study on the variation of the flexural performance parameters depending on the specimens size and fiber properties", Journal of Materials in Civil Engineering, 32(4), 2020 (SCI-E).
• Ozyurt, N., Soylev, T.A., Ozturan, T., Pehlivan, A.O., Nis, A., "Corrosion and chloride diffusivutiy of reinforced concrete cracked under sustained flexure", Teknik Dergi, Accepted for publication, 31(6), 2020 (SCI-E).
• Akca, A.H., Ozyurt, N., "Deterioration and recovery of FRC after high temperature exposure", Cement and Concrete Composites, Vol. 93, pp. pp. 260-273, 2018 (SCI-E).
• Akca, A.H., Ozyurt, N., "Effects of re-curing on microstructure of concrete after high temperature exposure", Construction and Building Materials, Vol. 168, pp. 431-441, 2018 (SCI-E).
• Akca, A.H., Ozyurt, N., "Effects of re-curing on residual mechanical properties of concrete after high temperature exposure", Construction and Building Materials, Vol. 159, pp. 540-552, 2018 (SCI-E).
• Şanal, İ., Ozyurt, 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 (SCI).
• Şanal, İ., Ozyurt 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 (SCI-E).
• Şanal, I., Ozyurt Zihnioğlu, N., "To what extent does the fiber orientation affect mechanical performance?", Construction and Building Materials, Vol 44. pp. 671-681, 2013 (SCI-E).
• Akca, A.H., Ozyurt Zihnioğlu, N., "High performance concrete under elevated temperatures", Construction and Building Materials, Vol 44. pp. 317-328, 2013 (SCI-E).
• Achal, V., Xiangliang, P., Ozyurt, N., “Improved strength and durability of fly ash amended concrete by microbial calcite precipitation”, Ecological engineering, Vol. 37, pp.554-559, 2011 (SCI).
• Ferrara, L., Ozyurt, N., di Prisco, M., “High mechanical performance of fiber-reinforced cementitious composites: the role of “casting flow induced” fiber orientation”, Materials and Structures, Vol. 44, No.1, pp.109-128, 2010 (SCI-E).
• Ozyurt, 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 (SCI-E).
• Kuder, K., Ozyurt, 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 (SCI).
• Ozyurt, 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 (SCI).
• Ozyurt, 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 (SCI).
• Woo, L.Y., Wansom, S., Ozyurt, 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 (SCI-E).
• Atahan, H.N., Tasdemir, M.A., Tasdemir, C., Ozyurt, 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 (SCI-E).

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:

• Ozturk, O., Ozyurt, N., Atahan, H.N., "Mixture design and mechanical properties of roller compacted concrete for pavements", 10th International Concrete Congress, May 2 - 4, 2019, Bursa, Turkey.
• Azima, M., Sepetci, A., Basaran Bundur, Z., Ozyurt, N., "Improving rheology of cement - based materials by using microorganisms", 10th International Concrete Congress, May 2 - 4, 2019, Bursa, Turkey. 
• Sepetci, A., Basaran Bundur, Z., Ozyurt, N., "Performance of bio-based viscosity modifying agents", International Civil Engineering and Architecture Conference, April 17 - 20, 2019, Trabzon, Turkey.
• Akca, A.H., Ozyurt, N., “Recovery of reinforced concrete beams after ISO – 834 fire exposure”, 13th International Congress on Advances in Civil Engineering, September 12 – 14, 2018, Çeşme, İzmir, Turkey.
• Niş, A., Ozyurt, N., Erdal, B., İzmit, İ., “Shrinkage resistance of micro synthetic fiber reinforced concretes”,  13th International Congress on Advances in Civil Engineering, September 12 – 14, 2018, Çeşme, İzmir, Turkey.
• 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):

• Akca A.H., Özyurt N., "Mineral Katkılı Lifli Betonlarda Yüksek Sıcaklık Etkisiyle Oluşan Yüzey Çatlakları ve Dayanım Kayıpları", Beton 2017 Hazır Beton Kongresi, 13-14 Nisan, 2017, İstanbul.
• 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.