| Faculty of Engineering and Natural Sciences

Hatice Sinem Şaş Çaycı Faculty of Engineering and Natural Sciences Faculty Member (216) 300 1355 haticesassabanciunivedu

Jobs

Faculty Member

Areas of Interest

Composite Process Design, Mold Filling Simulation, Computational Fluid Mechanics, Mathematical Modeling, Rheology

Özbek, Yağız and Al-Nadhari, Abdulrahman Saeed Abdulqader and Eskizeybek, Volkan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2025) "Influence of strand size and morphology on the mechanical performance of recycled CF/PEKK composites: harnessing waste for aerospace secondary load-bearing applications", Composites Part B: Engineering, Vol.296 (SCI)

Seyednourani, Mahsa and Akgün, Sercan and Ulus, Hasan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2025) "Impact damage and low temperature effects on carbon fiber/epoxy joints: a comparative study of hybrid bolted/bonded and bolted configurations with cross-ply and angle-ply laminates", Composites Part A: Applied Science and Manufacturing, Vol.190 (SCI)

Yıldırım, Ceren and Ulus, Hasan and Şaş Çaycı, Hatice Sinem and Topal, Serra and Yıldız, Mehmet (2025) "Assessing the fracture and dynamic mechanical performance of CF/PEKK joints bonded with epoxy-based adhesive film for aerospace applications: impact of thermal and cycling hygrothermal conditions", Composites Part A: Applied Science and Manufacturing, Vol.190 (SCI)

Özbek, Yağız and Al-Nadhari, Abdulrahman Saeed Abdulqader and Elmas, Sinem and Eskizeybek, Volkan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2025) "Feasibility and performance evaluation of randomly oriented strand recycled composite skins in sandwich structures: a green cost-effective solution for aerospace secondary load-bearing applications". Published Online First https://dx.doi.org/10.1002/pc.29689

Yakın, Fetiye Esin and Şenol, Cahit Orhun and Birgün, Nihan and Ulus, Hasan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2025) "Influence of stacking sequence and compaction force during the AFP process on mechanical performance and damage mechanisms elucidated by acoustic emission insights". Published Online First https://dx.doi.org/10.1177/14644207241309548

Özbek, Yağız and Yıldırım, Ceren and Yakın, Fetiye Esin and Topal, Serra and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2024) "Enhancing adhesive bonding and mechanical properties of composite sandwich panels through atmospheric plasma activation". Published Online First https://dx.doi.org/10.1002/pc.29290

Elmas, Sinem Gül and Ataç Teksin, Buse and Şenol, Cahit Orhun and Topal, Serra and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2024) "Annealing impact on mechanical performance and failure analysis assisted with acoustic inspection of carbon fiber reinforced poly-ether-ketone-ketone composites under flexural and compressive loads". Published Online First https://dx.doi.org/10.1002/pc.29199

Barzegar Osgouei, Ali and Karimi, Sasan and Şaş Çaycı, Hatice Sinem and Yıldız, Mehmet (2024) "Enhancing interlaminar bonding quality estimation in laser-assisted fiber placement of CF/PEKK composites: a correction factor approach for improved prediction of intimate contact", Composites Part A: Applied Science and Manufacturing, Vol.181 (SCI)

Karimi, Sasan and Yousefi Louyeh, Pouya and Barzegar Osgouei, Ali and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2024) "A study of post-processing for AFP-fabricated thermoplastic composites with void content and air permeability characterization", Journal of Reinforced Plastics and Composites, Vol.43, No.9-10, 490-503 (SCI)

Zafar, Salman and Saleem, Qandeel and Şaş Çaycı, Hatice Sinem and Bayazıt, Mustafa Kemal (2024) "Numerical investigation of heat transfer and temperature distribution in a microwave-heated heli-flow reactor and experimental validation", Chemical Engineering Journal, Vol.488 (SCI)

Aliyeva, Nargiz and Şaş Çaycı, Hatice Sinem and Saner Okan, Burcu (2023) "Revolutionizing transportation composite structures: lightweight, sustainable, and multi-scale hybrid design through waste tire-driven graphene, hemp fiber, and bio-based overmoulding". Published Online First https://dx.doi.org/10.1177/08927057231222821

Dericiler, Kuray and Hezarkhani, Marjan and Emami Tabrizi, Isa and Doğan, Semih and Berktaş, İlayda and Erdem, Emre and Advani, Suresh G. and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem and Saner Okan, Burcu (2023) "Effect of interleaved electrolyte forms on macro-scaled structural hybrid supercapacitors with asymmetric configurations of graphene-coated carbon fabric electrodes", Applied Composite Materials, Vol.30, No.5, 1435-1451 (SCI)

Seyednourani, Mahsa and Akgün, Sercan and Ulus, Hasan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2023) "Experimental investigation on compression-after-impact (CAI) response of aerospace grade thermoset composites under low-temperature conditions assisted with acoustic emission monitoring", Composite Structures, Vol.321 (SCI)

Barzegar Osgouei, Ali and Karimi, Sasan and Sukur, Emine Feyza and Şaş Çaycı, Hatice Sinem and Yıldız, Mehmet (2023) "Effect of fiber orientation on temperature history during laser-assisted thermoplastic fiber placement", Journal of Reinforced Plastics and Composites, Vol.42, No.17-18, 953-968 (SCI)

Dericiler, Kuray and Zafar, Salman and Şaş Çaycı, Hatice Sinem and Saner Okan, Burcu (2023) "The effect of reinforcement aspect ratio on the performance of PA66 composites with recycled carbon fiber and upcycled graphene nanoplatelets: an interface characterization from process to modeling", Journal of Applied Polymer Science, Vol.140, No.35 (SCI)

Şükür, Emine Feyza and Elmas, Sinem Gül and Eskizeybek, Volkan and Şaş Çaycı, Hatice Sinem and Yıldız, Mehmet (2023) "An experimental implication of long-term hot-wet-aged carbon fiber/polyether ketone ketone composites: the impact of automated fiber placement process parameters and process-induced defects", Journal of Applied Polymer Science, Vol.140, No.29 (SCI)

Sharani, Baidaa and Haghighi Poudeh, Leila and Elmas, Sinem and Şaş Çaycı, Hatice Sinem and Yıldız, Mehmet (2023) "Aspects of halloysite nanotubes integration in epoxy nanocomposites: curing kinetics and deformation mechanism", Polymer Composites, Vol.44, No.1, 574-591 (SCI)

Şükür, Emine Feyza and Elmas, Sinem and Seyednourani, Mahsa and Eskizeybek, Volkan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2022) "Effects of meso- and micro-scale defects on hygrothermal aging behavior of glass fiber reinforced composites", Polymer Composites, Vol.43, No.11, 8396-8408 (SCI)

Elmas, Sinem and Şaş Çaycı, Hatice Sinem (2022) "Thermally exfoliated graphene oxide (TEGO) reinforced fast-cure epoxy resin: cure behavior and flexural properties", Erciyes Üniversitesi Fen Bilimleri Enstitüsü Fen Bilimleri Dergisi, Vol.38, No.2, 168-179 (NA)

Şükür, Emine Feyza and Elmas, Sinem and Seyednourani, Mahsa and Eskizeybek, Volkan and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2022) "A rational study on the hydrothermal aging of AFP manufactured CF/polyetherketoneketone composites with in situ consolidation supported by acoustic emission inspection", Journal of Applied Polymer Science, Vol.139, No.29 (SCI)

Yıldırım, Ferhat and Kabakçı, Elif and Şaş Çaycı, Hatice Sinem and Eskizeybek, Volkan (2022) "Multi-walled carbon nanotube grafted 3D spacer multi-scale composites for electromagnetic interference shielding", Polymer Composites, Vol.43, No.8, 5690-5703 (SCI)

Demir, Eralp and Şaş Çaycı, Hatice Sinem and Işık, Murat and Gungor, Eda Aydogan and Davut, Kemal (2022) "A numerical methodology for monitoring stress distributions and experimental proof of the concept on metal embedded thin polymer-matrix composites using x-ray diffraction", Thin-Walled Structures, Vol.173 (SCI)

Arıkan, Muhammed Hasan and Eroğlu, Fatih and Eskizeybek, Volkan and Şükür, Emine Feyza and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2022) "A systematic characterization approach for vacuum bag only prepregs towards an accurate process design", Materials, Vol.15, No.2 (SCI)

Aliyeva, Nargiz and Şaş Çaycı, Hatice Sinem and Saner Okan, Burcu (2021) "Recent developments on the overmolding process for the fabrication of thermoset and thermoplastic composites by the integration of nano/micron-scale reinforcements", Composites Part A: Applied Science and Manufacturing, Vol.149 (SCI)

Seyednourani, Mahsa and Yıldız, Mehmet and Şaş Çaycı, Hatice Sinem (2021) "A two-stage optimization methodology for gate and vent locations and distribution media layout for liquid composite molding process", Composites Part A: Applied Science and Manufacturing, Vol.149 (SCI)

Dericiler, Kuray and Sadeghi, Hadi Mohammadjafari and Yağcı, Yavuz Emre and Şaş Çaycı, Hatice Sinem and Saner Okan, Burcu (2021) "Experimental and numerical investigation of flow and alignment behavior of waste tire-derived graphene nanoplatelets in PA66 matrix during melt-mixing and injection", Polymers, Vol.13, No.6 (SCI)

Ciftci, Cihan and Şaş Çaycı, Hatice Sinem (2019) "A rational utilization of reinforcement material for flexural design of 3D-printed composite beams", Journal of Reinforced Plastics and Composites, Vol.38, No.23-24, 1040-1054 (SCI)

Çelik, Murat and Çiftçi, Cihan and Eskizeybek, Volkan and Şaş Çaycı, Hatice Sinem (2019) "Numerical characterization of permeability tensor of fiber preforms for liquid composite molding applications", Advanced Science, Engineering and Medicine, Vol.11, No.7, 633-636 (NA)

Şaş Çaycı, Hatice Sinem and Simacek, Pavel and Advani, Suresh G. (2019) "A methodology to characterize fiber preform permeability by using Kardar-Parisi-Zhang equation", Journal of Porous Media, Vol.22, No.7, 799-811 (SCI)

Journal Papers

• M. Yun, H. S. Sas, P. Simacek, S. G. Advani, Characterization of 3D fabric permeability with skew terms, Composites Part A: Applied Science and Manufacturing, Volume 97, Pages 51– 59, 2017

• H. S. Sas, P. Simacek, S. G. Advani, A Methodology to Reduce Variability in VARTM with Optimized Design of Distribution Media, Composites Part A: Applied Science and Manufacturing, Volume 78, Pages 223-233, 2015

• H. S. Sas, E. B. Wurztel, P. Simacek, S. G. Advani, Effect of relative Ply Orientation on the Through-Thickness Permeability of Unidirectional Fabrics, Composites Science and Technology, Volume 96, Pages 116-121, 2014

• H. S. Sas, M. Erdal, Modeling of Particle-Resin Suspension Impregnation in Compression Resin Transfer Molding of Particle-Filled, Continuous Fiber Reinforced Composites, Heat and Mass Transfer, Volume 50, Issue 3, Pages 397-414, 2014

Journal Papers (Not indexed)

• M. T. Atay, H. S. Sas, C. Ciftci, S. B. Coskun, B. Toker, A. T. Yildirim, Numerical Analysis of Stiff Differential Equations via Interpolated Variational Iteration Method, Journal of Basic and Applied Research International, Volume 24, Issue 1, Pages 15-24, 2018

• M. Erdal, H. Ipek, H. S. Sas, İleri Kompozit Malzemelerin Reçine Transfer Kalıplama Yöntemiyle Üretiminde Kalıp İçi Reçine Akışının Modellenmesi, Makina Tasarim ve Imalat Dergisi, Volume 11, Pages 22-33, 2009 (in Turkish).

International Peer-Reviewed Conference Papers

• A. T. Yildirim, F. Eroglu, O. Yesilyurt, K. Albayrak, H. S. Sas, C. Ciftci, Effect of Ambient Temperature on the Flexural Behavior of 3D Printed Composite Beams, SAMPE 2018, Long Beach, CA, May 21-24, 2018

• F. Eroglu, A. T. Yildirim, O. Yesilyurt, H. S. Sas, C. Ciftci, Investigation of Compressive Performance of 3d Printed Carbon Fiber Reinforced Plastics, SAMPE 2018, Long Beach, CA, May 21-24, 2018

• M. Yun, H. S. Sas, P. Simacek, S. G. Advani, Fabric and Textile 3D Permeability Characterization Work-Station, SAMPE 2016, Long Beach, CA, May 23-26, 2016

• H. S. Sas, P. Simacek, M. Yun, L. Agostino, S. G. Advani, A New Approach for Textile Fiber Preform Permeability Tensor Characterization with Non-zero Skew Components, TEXCOMP-12, Raleigh, NC, May 26-29, 2015

• H. S. Sas, P. Simacek, S. G. Advani, A Methodology to Reduce Variability in VARTM with Optimized Design of Distribution Media, Society for the Advancement of Material and Process Engineering (SAMPE), Baltimore, May 2015.

• H. S. Sas, A. Abu-Obaid, P. Simacek, J. W. Gillespie, S. G. Advani, Thermoset Pultrusion Process: Modeling and Experimental Characterization, CAMX2014, Orlando, October 13-16, 2014.

• H. S. Sas, E. B. Wurztel, P. Simacek, S. G. Advani, Effect of Fiber Orientation on the ThroughThickness Permeability of Unidirectional Fabrics, Society for the Advancement of Material and Process Engineering (SAMPE), Baltimore, May 2012.

• H. S. Sas, M. Erdal, Modeling of Particle-Resin Suspension Impregnation in Compression Resin Transfer Molding of Particle-Filled, Continuous Fiber Reinforced Composites, Proceedings of ITP2011 Interdisciplinary Transport Phenomena VII: Fluid, Thermal, Biological, Materials and Space Sciences, Dresden, Germany, September 19-23, 2011

• H. S. Sas, M. Erdal, Compression Resin Transfer Molding of Particle-Filled Continuous Fiber Reinforced Composites, The 14th International Conference on Machine Design and Production (UMTIK 2010), June 2010.

• H. S. Sas, M. Erdal, “Modeling of Resin Transfer Molding of Particle-filled, Continuous Fiber Reinforced Composites,” Proceedings of the 4th International Conference on Applications of Porous Media, pages 199-205, Istanbul, Turkey, August 10-12, 2009

International Talks

• M. Çelik, C. Ciftci, V. Eskizeybek, H. S. Sas, Numerical Characterization of Permeability Tensor of Fiber Preforms for Liquid Composite Molding Applications, 4th International Conference on Computational and Experimental Science and Engineering, Antalya Turkey, October 4-8, 2017

• A. D. Kacmaz, H. S. Sas, Modeling of Liquid Composite Molding with Particle-Filled Resin Through Heterogeneous Fibrous Media, International Porous and Powder Materials Symposium and Exhibition, PPM2017, Kuşadası, İzmir, September 12-15, 2017 Hatice S. Sas, Ph.D. Page 6

• P. Simacek, H. S. Sas, S. G. Advani, Process Modeling of Flow and Heat Transfer in Thermoset Pultrusion, The 32nd International Conference of the Polymer Processing Society (PPS-32), Lyon, France, July 25-29, 2016.