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Learn moreNANOMATERIALS, TEXTILES, AND ADVANCED COMPOSITES RESEARCH GROUP
"Nanomaterials, Textiles, and Advanced Composites Research Group" is an association of research groups within the Department of Aeronautical Engineering at Istanbul Technical University and Royal College of Art, School of Design, Textiles, which is led by Assoc. Prof. Hülya Cebeci and Assoc. Prof. Elif Özden Yenigün. The major themes at the moment are those of Assoc. Prof. Hülya Cebeci and Assoc. Prof. Elif Özden Yenigün, which embrace polymeric systems, carbon nanomaterials including carbon nanotubes, graphene, as well as boron nitride nanotubes, nanofibers, their assembly into composite materials and the resultant properties. The research focus is on carbon and boron based functional nanomaterials starting from the synthesis to final applications including nano-engineered structural materials, sensors and energy storage through experimental approaches while benefiting from computational techniques.
Other areas that interest us stem from goal of developing functional nanomaterials and using them in composite applications including, fuel cell applications, sensing and 3D printing and filtration. The aim of this multidisciplinary group’s research is to transfer the outstanding mechanical, thermal, and electrical properties of nanomaterials, as can be in the form of tubes, films, mats and yarns into innovative, functional materials. Recent research projects are classified under three main focus:
Nano-Engineered Composite Structures & Polymer Nanocomposites
Additive Manufacturing
3D Woven Composites
Wearable Electronics
Further details regarding our research can be found in our research portfolio!
About Us
2
Founders
4
Academic Members
20+
Graduate Students
20+
Undergraduate Students
1
Technician
Founders
Assoc. Prof. Hulya Cebeci is a faculty member in Department of Aeronautical Engineering and affiliated with MIT, USA. She has developed an interest since her Ph.D. studies and performed studies on nanostructures synthesis to be used in structural composites, wearable electronics, multifunctional applications and sensor systems. To establish structure-property relations in between nanomaterials and structural composites she has performed both on the experimental and modeling studies. Within her Polymer Science and Technology degree in M.Sc., she also made extensive work on polymer nanocomposites for multifunctional property enhancement and actuator based systems. She has performed all of her experimental studies during her Ph.D. at Massachusetts Institute of Technology with Prof. Brian L. Wardle as her co-advisor in between 2007-2010. Since 2013, she has been working as a faculty member in Faculty of Aeronautics and Astronautics in ITU. She has received ‘Boeing Faculty Member Grant’ in 2014 for her outstanding merits as a researcher and lecturer, but also as to promote women professors in engineering. She is a co-founder of Nanomaterials, Textiles, and Advanced Composites Research Group at ITU and her research is supported by several national and international partners from the aerospace industry. She has co-authored articles in high impact journals and other papers/presentations that appeared in national/international conference proceedings, and filed 3 international patents.
Contact: hulya.cebeci@itu.edu.tr
Assoc. Prof. Hülya Cebeci
Academic Members
Dr. Yıldız is a postdoctoral researcher at the ITU Aerospace Research Center. He received his M.Sc. degrees in Physics Engineering from Istanbul Technical University in 2013, and the Ph.D. in Physics from Yıldız Technical University in 2019. Throughout his education life, he has been involved in many computational and experimental studies in numerous fields such as quantum physics, nanotechnology, polymer physics, and material science and has been able to work in leading laboratories and research centers. Dr. Yıldız has been working at ITUARC since 2017.
Asst. Prof. Alptekin Yıldız
Kaan Yıldız graduated from Aeronautical Engineering department of Istanbul Technical University in 2013. Following his graduation, he started pursuing his master's degree and obtained it in 2015. Prior to his Ph.D. journey, he worked as a research and teaching assistant in Aeronautical Engineering department for 7 months. After receiving a Ph.D. fellowship from TÜBİTAK, he started pursuing his Ph.D. degree in Aerospace Engineering at The Pennsylvania State University under the supervision of Dr. George A. Lesieutre. During his Ph.D. studies, he also worked as a graduate teaching assistant for a year, providing assistance to professors in various courses including structural dynamics, orbital mechanics, and structures laboratory. His Ph.D. dissertation was focused on deployment, structural analyses and optimization of tensegrity structures – prestressed, pin-jointed structural assemblages of cables and struts – for space applications. He completed his Ph.D. studies in 2018.
Following his return to Turkey in 2018 he started working as a postdoctoral researcher in the Aerospace Research Center with Dr. Hülya Cebeci on various topics including nanomaterials synthesis and characterization, lightweight polymer foams, and their structural composite applications. Since 2020, he is working as an assistant professor in the Aviation Institute of Istanbul Technical University.
His current research interests include tensegrity structures, elastic wave propagation and acoustic emission tests/simulations, structural metamaterials and metastructures, foam-cored sandwich composites, structural optimization, and space structures.Contact: yildizkaa@itu.edu.tr
Asst. Prof. Kaan Yıldız
Dr. İpek Ösken has received her Ph.D. in organic electronics, chemistry. She has synthesized many novel compounds, monomers and polymers which can be used in organic light emitting diodes and/or photovoltaics. She has published 17 papers on peer-reviewed journals with more than 200 citations. She has started working at Aerospace Research Center in January 2018, since then she has been working on many different projects, and completed a project successfully funded by Istanbul Development Agency, as the project coordinator.
Her interests are outdoor activities, listening to music and going to movies.
Dr. İpek Ösken
Graduate Students
Adel is a PhD candidate in Faculty of Aeronautics and Astronautics at Istanbul Technical University and works under supervision of Prof. Dr. Hülya Cebeci. He received his B.S in Mechanical Engineering from University of Sunderland in 2015 and his M.Sc. in Material and Manufacture from Istanbul Technical University in 2019. His current interests are focused on utilizing nanomaterials as smart sensors for aerospace applications.
Adel enjoys playing chess and going to the movies.
Adel Alrai
Deniz Kavrar Ürk is a Ph.D. candidate in Metallurgical and Materials Engineering at Istanbul Technical University. She received her B.Sc. in Metallurgical and Materials Engineering at Istanbul University in 2009 and her M.Sc. in Materials Engineering at Istanbul Technical University in 2012. During her M.Sc. studies, she focused on manufacturing of carbon fiber reinforced composites and their advanced mechanical and morphological characterization. She also worked in National Wind Turbine Project as a project assistant. Her current research interests include synthesis of high quality and purity CNTs on bi-metallic catalytic particles, chirality-controlled synthesis of CNTs and mechanical properties of polymeric nanocomposites. Outside academic environment, she enjoys zumba and yoga.
Deniz Kavrar Ürk
İdris Gürkan is a Ph.D. candidate at Aeronautical and Astronautical Engineering and works under Assoc. Prof. Hülya Cebeci. He received his B.Sc. in Materials Science and Engineering from Gebze Institute of Technology in 2011 and his M.Sc. in Aeronautical and Astronautical Engineering at Istanbul Technical University in 2015. His research interests are focused on the fabrication and characterization of vertically aligned carbon nanotubes, fabrication of nano-engineered composite structures as well as characterization and mechanical testing of polymer foam-cored sandwich structures. Outside the lab, İdris is an ultimate disc player at Bosforce Team and plays in the Istanbul league.
İdris Gürkan
Yunus Emre Bozkurt received his Bachelor’s degree in Metallurgical and Materials Engineering from Istanbul Technical University in 2018. He received his M.Sc. in Defense Technologies from Istanbul Technical University in 2020. He worked on developıng 3D-Printable high performance polymer composites for thermal management applications. Now he is a Ph.D. student in Materials Science and Engineering at Istanbul Technical University. His research interests are focused on the fabrication and characterization of high performance polymer composites. He is also working as a research assistant in Aviation Institute of Istanbul Technical University.
Yunus Emre Bozkurt
Alper Onur Gülşan is a M.Sc. Student in the Department of Aeronautical & Astronautical Engineering at Istanbul Technical University and working with Asst. Prof. Kaan Yıldız. He graduated from Aeronautical Engineering Department at Istanbul Technical University. His graduation project was “Dynamic Behavior of Stitched Composite Plates Subjected to Shock Loading”. Currently, his research focuses on honeycomb structures with a negative Poisson’s Ratio.
In his free time, he plays strategy games, reads science-fiction novels, and listens to rock music.
Alper Gülşan
Dilan Arslan received her B.Sc. in the Chemistry department from Hacettepe University in 2019. She is working at Aerospace Research Center, Istanbul Technical University (ITU ARC) in Nanomaterials, Textiles and Advanced Composites Research group with Assoc. Prof. Hülya Cebeci. Her research is focused on CNTs based electrically conductive dispersions and their composites for printed textile antenna designs. Also, she is working on fabrication and characterization of BNNF and its nanocomposites for different applications.
In leisure times, she is interested in books, music, and handmade products.
Dilan Arslan
He received his B.Sc. from Metallurgical and Materials Engineering at Istanbul Technical University in 2020. His graduation project was the titanium diboride coatings on WC-Co substrate for aluminum machining by dual process (pvd and crtd-bor). Emir Karcı is now a M.Sc. student in the Department of Aeronautical and Astronautical Engineering and he works under the supervision of Assoc. Prof. Hülya Cebeci. His research is focused on manufacturing and mechanical characterization of 3D woven structural composites. He is also a TUBITAK scholar for a research and development project supervised by Assoc. Prof. Hülya Cebeci.
Outside the lab, he enjoys exploring new places, producing different parts with a 3D printer, piloting drones. Apart from these, he is interested in windsurfing, basketball and kickboxing.
Emir Karcı
Emre Gündüz is a M.Sc. student in Polymer Science and Technology at Istanbul Technical University. He received his B.Sc. from Material Science and Engineering at Gebze Technical University in 2019. His graduation project was entitled “Investigation of Laminated Fiber Reinforced Composites with NDT Bond Test Method”. Currently, he is co-advised by Assoc. Prof. Hülya Cebeci, Asst. Prof. Kaan Yıldız and Assoc. Prof. Bünyamin Karagöz. He works on shear thickening fluids, viscoelastic polymer foams, and tensegrity structures.
Emre Gündüz
Eyüphan Küçükkalfa is a MSc. Student at the Department of Aeronautical & Astronautical Engineering in Istanbul Technical University and working with Assoc. Prof. Dr. Hülya Cebeci. His research is focused on damage classification of nano- reinforced foam-cored sandwich composites through acoustic emission simulations and tests. In addition to research, he worked at İTÜ-TUSAŞ Very Light Aircraft (VLA) project to design composite parts of aircraft in 2020. Moreover, he is selected to 2020-2021 Boeing-ITU Aeronautical and Astronautical Engineering Department Student Scholarship Program.
In leisure times, he involves in activities of basketball, camping, and traveling.
Eyüphan Küçükkalfa
Fulden is a M.Sc. student in the Department of Material Science & Engineering at Istanbul Technical University (ITU) and has been working with Assoc. Prof. Hülya Cebeci. She received her B.Sc. in Metallurgical and Materials Engineering in 2019 and is pursuing another B.Sc. in Aeronautical Engineering from ITU. Also, she was one of the recipients of 2019-2020 Boeing-ITU Aeronautical and Astronautical Engineering Department Student Scholarship Program. Her research is focused on development and characterization of high performance composites.
Fulden Kaygınok
M. Ali Vural is a M.Sc. student in Defence Technologies Program at Istanbul Technical University. He received his B.Sc. from Mechanical Engineering at Istanbul University in 2018. His graduation project was the repair methods on different types of floor panels used in aircrafts within Turkish Technic and testing them with the standard D7249 / D7249M. Currently, he works on the mechanical characterization and manufacturing of 3D woven structural composites. He is also a TUBITAK scholar working on a research and development project under the supervision of Assoc. Prof. Hülya Cebeci.
M. Ali Vural
Melike Ertürk is a M.Sc. student in the Department of Aeronautical and Astronautical Engineering and working with Assoc. Prof. Hülya Cebeci. She received her B.Sc. from Metallurgical and Materials Engineering from Istanbul Technical University in 2021. Her graduation project was the fabrication of an effective and potentially wearable volatile organic compound (VOCs) sensors from carbon nanotubes (CNTs) bucky papers. She is currently working on wearable hazardous gas sensors from CNTs and focusing on the growth of vertically aligned carbon nanotubes by chemical vapor deposition method (CVD).
Outside the lab, she plays American flag football, enjoys kickboxing, drawing, and doing some travels.
Melike Ertürk
Melisa Dinçer is an M.Sc. student in the Department of Aeronautical and Astronautical Engineering at Istanbul Technical University. She received her Bachelor’s degree in Mechanical Engineering from Ondokuz Mayıs University in 2018. Her graduation project was the fabrication and characterization of silicon carbide and graphene reinforced magnesium composites by powder metallurgy. Currently, she works on the mechanical characterization and manufacturing of 3D woven structural composites. She works as a research assistant in Aviation Institute at Istanbul Technical University.
Melisa Dinçer
Uğur Emanetoğlu is a M.Sc. student in Polymer Science and Technology at Istanbul Technical University and works under Assoc. Prof. Hülya Cebeci. He received his B.Sc. in Physics Engineering at Istanbul Technical University. His research is mainly focused on additive manufacturing of polymers, while engaging on tasks from building a 3D printer from scratch to mechanically characterizing the printed test specimens. He is married and father of two cats.
Uğur Emanetoğlu
Undergraduate STUDENTS
Ali is a B.Sc. student in the Naval Architecture and Marine Engineering as well as Metallurgical and Materials Engineering double major program student at Istanbul Technical University (ITU). His research is mainly focused on additive manufacturing technologies including building 3D printers from scratch and developing high performance polymer composites for it. In his spare time, he enjoys abstract photography, drawing and traveling.
Ali Alıcıoğlu
Burak Yatkın
Çağın Emre is a B.Sc. student in Astronautical Engineering at Istanbul Technical University. He works under the guidance of Assoc. Prof. Hülya Cebeci, as an Intern Researcher in TUBİTAK 1003 project which is about mechanical characterization and manufacturing of 3D woven structural composites.
Additionally, Çağın is a 2-star scuba diver. Outside the lab he likes hiking, photography and editing.
Çağın Emre
Ersin Beyhan is a senior Astronautical Engineering B. Sc. student
in Istanbul Technical University and a graduate of TED Istanbul
College. He works under supervision of Assoc. Prof. Dr. Hülya
Cebeci. His current research is focused on CNTs based conductive
paints as smart sensors for structural health monitoring of
composites and aerospace applications.
Apart from the lab, Ersin is a presenter and announcer at various
events, plays the flute, attends gastronomic events and art
exhibitions.
Ersin Beyhan
İbrahim Halil Şahin is a B.Sc. Student in the Department of Aeronautical Engineering at Istanbul Technical University. He is currently an Undergraduate Researcher in the TUBİTAK 1003 Project which is mainly about the mechanical characterization and manufacturing of 3D woven structural composites under the supervision of Assoc. Prof. Hülya Cebeci. Furthermore, he is selected to the 2021-2022 Boeing-ITU Aeronautical and Astronautical Engineering Department Student Scholarship Program.
İbrahim Halil Şahin
Sercan Saldamlı is a B.Sc. student in Metallurgical and Materials Engineering department at Istanbul Technical University. He works under the guidance of Assoc. Prof. Hülya Cebeci. His research focuses on graphene fiber for smart textiles. Also, He is the former mechanic team leader on Apis R&D team.
Sercan Saldamlı
Tunahan is a B.Sc. student in the Department of Aeronautical Engineering at Istanbul Technical
University. He works under the guidance of Assoc. Prof. Hülya Cebeci and Asst. Prof. Kaan Yıldız. His
research is focused on manufacturing and mechanical characterization of shear thickening fluid
integrated polyurethane foams. In his leisure time, he is interested in chess.
Tunahan Günay
Zeynep Bayındır
Merve Karabal
Mert Çeliktürk
Mustafa Özdil is an Aeronautical Engineering B.Sc. student at Istanbul Technical University. He works under Assoc. Prof. Hülya Cebeci and Asst. Prof. Kaan Yıldız. His research focuses on the computational analysis of tensegrity structures and truss systems.
In addition to research, Mustafa is a football shirt collector and interested in analog photography.
Mustafa Özdil
Technician
Alumni
Arda Küçüksarı (M.Sc. in 2015), currently at Ford Otosan
Ayşemin Top (M.Sc. in 2018), currently at Ford Otosan
Çiğdem Çağlayan (M.Sc. in 2019), currently Ph.D. Student at Seoul National University (Korea)
Elçin Akar (B.Sc. in 2019), currently M.Sc. Student at École Centrale de Lyon (France)
Elif Demir (M.Sc. in 2017), currently at Roketsan
Emre Öztürk (B.Sc. in 2017), currently at Electrolux (Italy)
Esma Nur Güllüoğlu (M.Sc. in 2017), currently Ph.D. student and Research Assistant at ITU Textile Engineering
Fırat Turgut (B.Sc. in 2017), currently at Turkish Aerospace Industries
Gülşah Bahçeli (M.Sc. in 2019), currently Ph.D. student in TNO
Mehmet Çakıcı (M.Sc. in 2017), currently at Roketsan
Nilsu Altıntaş (B.Sc. in 2017), currently at Whirlpool (Italy)
Onur Ağma (M.Sc. in 2016), currently Ph.D. Student and Research Assistant at Altınbaş University
Özer Çakar (M.Sc. in 2020), currently at Miilux Oy
Özge Kaynan (M.Sc. in 2018), currently Ph.D. candidate at Texas A&M University (Texas, USA)
Sassan Jahangiri (Ph.D. in 2018), currently at Sciessent LLC (Massachusetts, USA)
Yağmur Ateşcan (M.Sc. in 2017), currently Ph.D. at Penn State University (Pennsylvania, USA)
Current Projects
2021 – Gas Sensor Development
This project aims to develop gas sensor series for detecting different hazardous gases. In this scope, material selection, design, production, optimization, and characterization of sensor structures will be performed. Several sensor materials especially carbon-based have been produced and tested to detect hazardous gases in different concentrations.
2021 – Investigation of Viscoelastic Material Use for Enhancement of Vibrational Properties of Tensegrity Structures for Space Applications
The project is funded by under 3501 Career Development Program by TUBITAK. The goal of the project is two-fold: material development for vibration attenuation and their integration into tensegrity structures. Carbon nanotube integrated polyurethane foams with advanced damping capabilities will be engineered, which will then be placed within tensegrity struts to boost their vibration response. Alongside the experimental studies, a numerical model will be developed as well.
2021 - Remote Respiration Monitoring Through Wearable Textile Based Sensors
This project is funded under the Katip Çelebi Newton Funding Program by Royal Academy of Engineering and TUBITAK. The aim of the project is to develop a novel wearable respiration sensor and the idea was kindled by the unprecedented COVID-19 conditions. The respiration sensors are planned to be carbon-based materials such as CNTs and graphene. The project will be led by ITUARC in collaboration with Royal College of Art and Ertunç Özcan Import & Representation.
2021 - Cabin Air Biological Quality Improvement
This project aims to develop a UVC type photocatalytic reactor for improving the biological air quality and VOC removal from aircraft environment.
2020 - Manufacturing 3D woven I, T Profiled Beams and Monocoque Airfoil Shaped Preforms-Prepregs and Preparing Their Structural Composites
This project is funded by TUBITAK 1003 Primary Subjects R&D Funding Program. With the 3D weaving method, 3D hollow woven composites are being developed and these preforms have improved properties against delamination compared to laminated composites. This solution is very important for the aerospace industry, where structures with lightweight and advanced mechanical properties are preferred. An innovative production line that combines 3D weaving and 3D prepreg manufacturing is under development.
2020 - Manufacturing 3D woven I, T Profiled Beams and Monocoque Airfoil Shaped Preforms-Prepregs and Preparing Their Structural Composites
This project is funded by TUBITAK 1003 Primary Subjects R&D Funding Program. With the 3D weaving method, 3D hollow woven composites are being developed and these preforms have improved properties against delamination compared to laminated composites. This solution is very important for the aerospace industry, where structures with lightweight and advanced mechanical properties are preferred. An innovative production line that combines 3D weaving and 3D prepreg manufacturing is under development.
2020 - Development of Thermoplastic Composites with Electromagnetic Wave Shielding Efficiency
This project is funded by Roketsan Rocket Industry and Trade Company and aims to develop reinforced high-performance composites with EMI shielding feature for advanced aerospace applications.
Finalized Projects
Advanced Filtration Technology for VOC Removal
This project was funded by Boeing Global Technology and aims to develop advanced filtration systems for removing volatile organic compounds (VOC) in aircraft cabins. In this scope, we follow through design, production, optimization and analysis of nano-based filter structures against gas phase pollutants existed in aircraft cabins. Numerous filters have been produced and tested while many filtration systems have been developed.
Production and Development of Randomly or Vertically Aligned Carbon Nanotube Reinforced Nanoprepregs
This project was funded by TUBITAK 3501 Career program and focused on reinforcing thermoplastic resins which have the advantages such as easy recyclability and shorter curing times. By implementing nanomaterials into thermoplastic resins, a novel and scalable approach to reinforce thermoplastic composites was developed.
Carbon Nanomaterial Based Buckypapers and Yarns for Sensors and Actuators
The research focused on carbon nanomaterial based assemblies starting from the synthesis to final applications including strain sensors and actuators. Different forms including CNTs, graphene and hybrid buckypapers, graphene and CNTs yarns was fabricated and characterized. The aim was to transfer the superior mechanical and electrical properties of carbon-based nanomaterials to macro scale applications.
The Next Generation Thermal Management Structures and Materials
This project was funded by Boeing Global Technology and aims to fabricate boron nitride and carbon nanomaterial reinforced hybrid high performance polymer nanocomposites by additive manufacturing for thermal management applications.
This project was funded by Boeing Global Technology and aims to fabricate boron nitride and carbon nanomaterial reinforced hybrid high performance polymer nanocomposites by additive manufacturing for thermal management applications.
Advanced Filtration Technology for VOC Removal
This project was funded by Boeing Global Technology and aims to develop advanced filtration systems for removing volatile organic compounds (VOC) in aircraft cabins. In this scope, we follow through design, production, optimization and analysis of nano-based filter structures against gas phase pollutants existed in aircraft cabins. Numerous filters have been produced and tested while many filtration systems have been developed.
Production and Development of Randomly or Vertically Aligned Carbon Nanotube Reinforced Nanoprepregs
This project was funded by TUBITAK 3501 Career program and focused on reinforcing thermoplastic resins which have the advantages such as easy recyclability and shorter curing times. By implementing nanomaterials into thermoplastic resins, a novel and scalable approach to reinforce thermoplastic composites was developed.
Ultra High Performance Conductive Thermoplastic Cellular Nanocomposites by 3D Printing
This project was funded by Boeing Global Technology and aims to fabricate carbon nanomaterial reinforced high performance cellular nanocomposites by additive manufacturing for advanced aerospace applications.
This project was funded by Boeing Global Technology and aims to fabricate carbon nanomaterial reinforced high performance cellular nanocomposites by additive manufacturing for advanced aerospace applications.
Nanofiber Proton Exchange Membranes for Fuel Cells
The project was funded by TUBITAK, under R&D Projects funding program and aimed to produce bicomponent nanofibers to be used as polymer electrolyte in high temperature proton exchange membrane fuel cells (HT-PEMFCs).
Carbon Nanomaterial Based Buckypapers and Yarns for Sensors and Actuators
The research focused on carbon nanomaterial based assemblies starting from the synthesis to final applications including strain sensors and actuators. Different forms including CNTs, graphene and hybrid buckypapers, graphene and CNTs yarns was fabricated and characterized. The aim was to transfer the superior mechanical and electrical properties of carbon-based nanomaterials to macro scale applications.
Tailoring the Interphase of Ceramic Fibers for Ceramic Matrix Composites (CMCs)
This project was funded by SAFRAN Co. and aimed to tailor and design the interphase of ceramic fibers by ceramic nanomaterials.
Investigation of Polymer Nanocomposite Foams for Sandwich Structures
The project was funded by Turkish Missiles Ind. and aims to develop multifunctional foams to be used as core sheets in sandwich structures.
Facilities
Nanomaterial Synthesis Lab
Synthesis and optimization of various nanomaterials (e.g: C - based and BN –based nanostructures) has been conducted in nanomaterial synthesis laboratory. Our team has modified nanomaterials in this laboratory are to provide required nanocomponents such as reinforcements for nanocomposites, catalysts for filtration, fabrication of the micro – nano fluidic devices.
Synthesis Equipments
Catalytic Chemical Vapor Deposition (CCVD)
Modified Boron Oxide Chemical Vapor Deposition (BO-CVD)
Fume Hood
Biosafety Cabinet with Laminar Flow Hood
Mass Spectrometry (MS)
Zeiss Stemi 2000C Stero Microscopy
Densificator
High Temperature Furnace
Electrospinning set-up
Advanced Characterization Lab
Advanced Characterization Laboratory is the latest addition to our center equipped with the high-tech and most advanced characterization instruments to achieve accurate characterizations of innovative materials developed in our labs. The characterization instruments found in our labs are operated by the expert grad students in their fields can be listed as below:
Universal Testing Machine (AGS-X 50 kN, Shimadzu)
Dynamic Mechanical Analyzer (DMA 850, TA Instruments)
Thermogravimetric Analyzer (TGA 55, TA Instruments)
Rheometer (DHR 2, TA Instruments)
Composites and Additive Manufacturing Lab
Composite Manufacturing:
Our laboratories and facilities are very well equipped with all the components needed to engineer composites from part design; analysis to final production Our multi-disciplinary team mainly works on laminated and sandwich polymer matrix composite structures using several methods and materials listed below:
Hand lay-up
Vacuum infusion
Hot press (up to 500℃, 30 tons and 0.5 m2 active plate area)
Heatable plate under vacuum
Autoclave (up to 300℃ and 7 bars)
3D printer
Reinforcements
Carbon Fiber
Fiberglass
Kevlar
Fuzzy Fiber (Nanostructure grafted fiber)
Matrices
Epoxy
Polyester
Phenolic
Nanoreinforced matrices
Cores
Nomex Honeycomb
Foam (polyurethane, PMI)
Nanoreinforced polymers
Methods
Hand Lay-up
Hot Press
Vacuum Infusion
Autoclave
3D Printing
Single- and Twin-Screw Extrusion
Curing Equipment:
Various types of furnaces are being used depending on production requirements. Curing and post curing processes are being performed in furnaces given below;
Vacuum oven (200 ℃)
Oven (250 ℃)
Specimen Tooling:
Several tools have been used for cutting, polishing and slicing composite parts and also for forming the final shape
3-axis CNC machine for trimming composite parts and/or core materials and mold manufacturing.
Wet rotary sander
Wet rotary cutter
Characterizations:
The quality of manufacturing has been investigated in terms of mechanical, electrical, and morphological properties via;
Optical Microscopy 100x
Keithley 2400 Source Meter
Chemical Process Lab
Now with support of faculty laboratories, we are able to serve polymer synthesis, electrospinning, electrospraying and polymer film coating. We have fully equipped with the required facilities for fabrication of advanced technology materials. The instruments listed in the chemistry lab is listed as:
Magnetic stirrers
Homogenizator
Analytical balances
Spin coating
Horn sonicator
Dip coating
Magnetic stirrers
Analytical balances
Horn sonicator
Homogenizator
Spin coating
Dip coating
PUBLICATIONS
Revealing the Effect of Sulfur Compounds for Low-Temperature Synthesis of Boron Nitride Nanotubes from Boron Minerals. ACS Applied Nano Materials. Köken, D., Sungur, P., Cebeci, H., & Cebeci, F. Ç. (2022). https://doi.org/10.1021/acsanm.1c03858
Thermally conductive h-BN reinforced PEI composites: The role of processing conditions on dispersion states. Materials Today Communications, 29, 102854. Bozkurt, Y. E., Yıldız, A., Türkarslan, Ö., Şaşal, F. N., & Cebeci, H. (2021). https://doi.org/10.1016/j.mtcomm.2021.102854
An effective growth of hierarchical BNNTs/SiC fibers with enhanced interfacial properties. Composites Science and Technology, 216, 109033. Köken, D., Top, A., Cebeci, F. Ç., Turgut, F., Bozali, B., Özden-Yenigün, E., Solak, N. & Cebeci, H. (2021). https://doi.org/10.1016/j.compscitech.2021.109033
Screen printing carbon nanotubes textiles antennas for smart wearables. Sensors, 21(14), 4934. Ibanez Labiano, I., Arslan, D., Ozden Yenigun, E., Asadi, A., Cebeci, H., & Alomainy, A. (2021). https://doi.org/10.3390/s21144934
Structure-controlled growth of vertically-aligned carbon nanotube forests using iron–nickel bimetallic catalysts. Materials Advances, 2(6). Ürk, D., Cebeci, F. Ç., Öveçoğlu, M. L., & Cebeci, H. (2021). https://doi.org/10.1039/D0MA00826E
Impact response of shear thickening fluid filled polyurethane foam core sandwich composites. Composite Structures, 243, 112171. Çağlayan, Ç., Ösken, İ., Ataalp, A., Türkmen, H.S., Cebeci, H.,, (2020). https://doi.org/10.1016/j.compstruct.2020.112171
Electrically Conductive High–Performance Thermoplastic Filaments for Fused Filament Fabrication. Composite Structures, 237, 111930. Kaynan, O., Yildiz, A., Bozkurt., Y.E., Ozden-Yenigun., E., Cebeci, H. (2020). https://doi.org/10.1016/j.compstruct.2020.111930
Fracture toughness enhancement of fuzzy CNT-glass fiber reinforced composites with a combined reinforcing strategy. Composites Communications, 21, 100423. Yıldız, K., Gürkan, İ., Turgut, F., Cebeci, F.C., Cebeci, H., (2020). https://doi.org/10.1016/j.coco.2020.100423
Deployment of n-Strut Cylindrical Tensegrity Booms. Journal of Structural Engineering, 146(11), 04020247. Yıldız, K., Lesieutre, G.A. (2020). https://doi.org/10.1061/(ASCE)ST.1943-541X.0002807
Sizing and Prestress Optimization of Class-2 Tensegrity Structures for Space Boom Applications. Engineering with Computers. Yıldız, K., Lesieutre, G.A., (2020). https://doi.org/10.1007/s00366-020-01111-x
KNT-Cam Fiber Takviyeli Kompozitlerin Kırılma Tokluğunun Birleşik Bir Güçlendirme Stratejisi ile İyileştirilmesi. Avrupa Bilim ve Teknoloji Dergisi vol.17,pp.1325-1333. Yıldız, K., Gürkan, I., Turgut, F., Cebeci, H., (2019).https://doi.org/10.31590/ejosat.661648
Viscoelastic Response of High Volume Fraction Carbon Nanotube-Polymer Nanocomposites with Tailored Wettability and Controlled Morphology. Composite Structures vol.208, pp. 418-425. Pehlivan, Z.S., Urk, D., Cebeci, H., Ovecoglu , M.L., Donmez, A., Bulut, O., Cebeci , F.Ç., (2019). https://doi.org/10.1016/j.compstruct.2018.10.007
Effective Beam Stiffness Properties of n-Strut Cylindrical Tensegrity Towers. AIAA Journal 57(5), 2185-2194. Yıldız, K., Lesieutre, G.A. (2019) https://doi.org/10.2514/1.J057774
The Effect of CNT-Reinforced Polyurethane Foam Core Structure to Flexural Properties of Sandwich Composites. Composites Part A: Applied Science and Manufacturing vol.115, pp. 187-195. Caglayan, C., Gürkan, I., Güngör, S., Cebeci, H. (2018). https://doi.org/10.1016/j.compositesa.2018.09.019
Mixed Mode Delamination in Carbon Nanotube/Nanofiber Interlayered Composites. Composites Part B: Applied Science and Engineering vol.154, pp. 186-194. Kaynan, O., Atescan, Y., Jahangiri, S., Ozden-Yenigun, E., Cebeci, H. (2018). https://doi.org/10.1016/j.compositesb.2018.07.032
Graphene-Based Copper Oxide Thin Film Nanostructures as High-Efficiency Photocathode for P-Type Dye-Sensitized Solar Cells. Journal of Photonics for Energy 7(04):1. Kilic, B., Turkdogan, S., Astam, A., Baran, S.S., Asgin, M., Cebeci, H., and Urk, D. (2017). https://doi.org/10.1117/1.JPE.7.045502
Preparation of Carbon Nanotube/TiO2 Mesoporous Hybrid Photoanode with Iron Pyrite (FeS2) Thin Films Counter Electrodes for Dye Sensitized Solar Cell. Nature-Scientific Reports, vol. 6:27052, pp. 1-9. Kılıç, B., Türkdoğan, S., Astam, A., Özer, O.C., Asgin, M., Cebeci, H., Ürk, D., Pravadili Mucur, S. (2016). https://doi.org/10.1038/srep27052
Understanding the Polymer Type and CNT Orientation Effect on the Dynamic Mechanical Properties of High Volume Fraction of CNT Polymer Nanocomposites. Composite Structures, vol. 155, pp. 255-262. Ürk, D., Demir, E., Bulut, O., Çakıroğlu, D., Cebeci, F.Ç., Öveçoğlu, M.L., Cebeci, H. (2016). https://doi.org/10.1016/j.compstruct.2016.05.087
An Approach to Identify Complex CNT Reinforcement Effect on the Interlaminar Shear Strength of Prepreg Composites by Taguchi Method. Composite Structures, vol.141, pp.172-178 Gürkan, İ., Cebeci, H. (2016). https://doi.org/10.1016/j.compstruct.2016.01.043
Effect of nanofiber proximity on the mechanical behavior of high volume fraction aligned carbon nanotube arrays. Applied Physics Letters 104, 023117. Cebeci, H., Stein, I. Y., Wardle, B. L. (2014). https://doi.org/10.1063/1.4862273
Modeling of Wavy Aligned Carbon Nanotube Polymer Nanocomposites wıth Controlled Morpholgy: Model Experiment Correlation. Cebeci, H., Stein, I.Y., Türkmen, H. S., Atescan, Y., Wardle, B. L., submitted to J.Mech.Phy. and Solids ,2015
Three Dimensional Constitutive Relations of Aligned Carbon Nanotube Polymer Nanocomposites. Journal of Applied Physics J. Appl. Phys. 114, 224310. Handlin, B., Stein, I. Y., de Villoria, R.G., Cebeci, H., Parsons, E. M., Socrate, S., Scotti, S., Wardle, B.L. (2013). https://doi.org/10.2514/6.2013-1853
A Technique for Spatially Resolved Contact Resistance-Free Electrical Conductivity Measurements of Aligned-Carbon Nanotube/Polymer Nanocomposite. Composites Science and Technology, Volume 74, 205-210. Mitchell, R. R., Yamamoto, N., Cebeci, H., Wardle, B. L., Thompson, C. V. (2013). https://doi.org/10.1016/j.compscitech.2012.11.003
Equivalent circuit modeling of ionomer and ionic polymer conductive network composite actuators containing ionic liquids. Sensors and Actuators A: Physical, Volume 181, pg 70-76. Liu Y., Zhao, R., Ghaffari, M., Lin, J., Liu, S., Cebeci, H., de Villoria, R. G., Montazami, R., Wang., Wardle, B. L., Heflin, J. R., Zhang, Q. M. (2012). https://doi.org/10.1016/j.sna.2012.05.002
High Electromechanical Response of Ionic Polymer Actuators with Controlled‐Morphology Aligned Carbon Nanotube/Nafion Nanocomposite Electrodes. Advanced Functional Materials, Volume 20, pg 3266-3271. Liu, S., Liu, Y., Cebeci, H., de Villoria, R. G., Wardle, B. L., Zhang, Q.M, (2010). https://doi.org/10.1002/adfm.201000570
Hierarchical Multifunctional Composites by Conformally Coating Carbon Nanotube Arrays with Conducting Polymer. Applied Materials and Interfaces, Volume:1, Issue:11, Pages: 2565-2572. Vaddiraju, S., Cebeci, H., Wardle, B. L., Gleason, K. K., (2009). https://doi.org/10.1021/am900487z
Multifunctional Properties of High-Volume Fraction Aligned Carbon Nanotube Polymer Composites with Controlled Morphology. Composites Science and Technology, Volume: 69, Issues: 15-16, Pages: 2649-1656. Cebeci, H., De Villorıa, R. G., Hart, A. J., Wardle, B. L. (2009). https://doi.org/10.1016/j.compscitech.2009.08.006
Electrochemical composite formation of thiophene and N-methylpyrrole polymers on carbon fiber microelectrodes: Morphology, characterization by surface spectroscopy, and electrochemical impedance spectroscopy. Progress in Organic Coatings, Volume 59, Issue 1, Pages 28-36. Sarac, A.S., Geyik, H., Parlak, E. A., and Serantoni, M. (2007). https://doi.org/10.1016/j.porgcoat.2007.01.008
Synthesis, electrochemical characterization and impedance studies on novel thiophene-nonylbithiazole-thiophene comonomer. Journal of Electroanalytical Chemistry, 610(2), 113-121. Cebeci, F. Ç., Geyik, H., Sezer, E., & Sarac, A. S. (2007). https://doi.org/10.1016/j.jelechem.2007.07.012
ANNOUNCEMENTS
February 2022
Journal article entitled “Revealing the effect of sulfur compounds for low-temperature synthesis of boron nitride nanotubes from boron minerals” by Deniz Köken, Pelin Sungur, Hülya Cebeci, and Fevzi Çakmak Cebeci is published in “ACS Applied Nano Materials”. In this paper we have shown that BNNTs can be synthesized from colemanite at 1050 °C with the assistance of thiophene. This paper carries implications for large-scale synthesis of BNNTs at low cost that can elevate BNNTs viability to new possibilities.
December 2021
Dr. Alptekin has been appointed to the Assistant Professor position in Aviation Institute at Istanbul Technical University.
Our research group has been awarded the Katip Çelebi Newton Fund provided by TUBITAK – Royal Academy of Engineering. The project which will be led by Dr. Hulya Cebeci and Dr. Elif Ozden-Yenigun is entitled “Remote respiration monitoring through wearable textile-based sensors” and will be carried out in collaboration with Royal College of Art and Ertunc Ozcan Import & Representation. The project aims to develop respiration sensors made of carbon-based nanomaterials, allowing remote monitoring.
November 2021
Yunus Emre Bozkurt, who is working towards his Ph.D. in the Department of Materials Science and Engineering, successfully passed the Ph. D. qualifying exam.
Yunus Emre Bozkurt, Uğur Emanetoğlu, Dr. Alptekin Yıldız and Dr. Hülya Cebeci are granted TÜBİTAK 1512 - Entrepreneurship Support Program (BiGG) for the project titled as “Functional Composite Filament Production”.
The business idea supported by TÜBİTAK aims to fabricate nano- and micro-reinforced high-performance thermoplastic filaments for 3D printers which will be followed by the mass production phase for the growing market. For these purposes, Hyper Plastics & Composites limited company was founded and started its R&D studies.
http://hyperplastics.net/Dr. Kaan Yildiz has been awarded a grant under TUBITAK 3501–Early Stage Career Development Program. The project entitled “Investigation of Viscoelastic Material Use for Enhancement of Vibrational Properties of Tensegrity Structures for Space Applications” aims to develop advanced polyurethane foams with enhanced damping properties, their integration into cable-strut structures (i.e. tensegrity), and their high-fidelity finite element modeling along with experimental validation.
Journal article entitled “An effective growth of hierarchical BNNTs/SiC fibers with enhanced interfacial properties” by Deniz Köken, Ayşemin Top, Fevzi Çakmak Cebeci, Fırat Turgut, Beyza Bozali, Elif Özden-Yenigün, Nuri Solak and Hülya Cebeci is published in “Composite Science and Technology “. In this paper we have investigated the effect of the “fuzzy fiber” BNNT growth on the SiC fibers to IFSS of the single fiber. The result of this study carries and important information on the interactions between the fiber and the matrix for the ceramic matrix composites.
October 2021
A new journal article entitled "Thermally conductive h-BN reinforced PEI composites: The role of processing conditions on dispersion states" by Yunus Emre Bozkurt, Alptekin Yıldız, Özlem Türkarslan, Feride N. Şaşal and Hülya Cebeci is published in "Materials Today Communications". In the paper, we have investigated the role of processing conditions on dispersion states and thermal conductivity. The findings of the paper may be useful in the fabrication of thermally conductive polymer composites and filaments for FFF. https://doi.org/10.1016/j.mtcomm.2021.102854
July 2021
A new paper entitled “Screen Printing Carbon Nanotubes Textiles Antennas for Smart Wearables” by Hulya Cebeci, Elif Ozden-Yenigun, their student Dilan Arslan, and their collaborators Amir Asadi, Akram Alomainy and Isidoro Ibanez Labiano is published in Sensors.
https://doi.org/10.3390/s21144934
June 2021
A new project founded by Aselsan aims to develop gas sensor series for detecting different hazardous gases. In this scope, material selection, design, production, optimization, and characterization of sensor structures will be performed. Several sensor materials especially carbon-based will be produced and tested to detect hazardous gases in different concentrations.
Our students Adel Alrai, Dilan Arslan, Melike Erturk, Merve Karabal, Ugur Emanetoglu participated in the event titled “Craft and Technology in Textiles: Introduction to Electronic Textiles: Making Sensory Objects” organized in collaboration with Istanbul Modern and Royal College of Art (RCA) London.
Eyüphan Küçükkalfa was awarded a Bachelor’s Degree in Aeronautical Engineering by Istanbul Technical University. Thesis entitled “Damage Detection of Nano-Reinforced Foam-Cored Sandwich Composites Through Acoustic Emission Simulations” is supervised by Assoc. Prof. Hülya Cebeci and Assist. Prof. Kaan Yildiz.
April 2021
Our students Adel Alrai, Dilan Arslan, Emre Gündüz, Melike Erturk, Merve Karabal, attended the event themed “Craft and Technology in Textiles: Coding Bodies” organized in collaboration with Istanbul Modern and Royal College of Art (RCA) London.
The 12th-month report of the project titled "Manufacturing 3D woven I, T Profiled Beams and Monocoque Airfoil Shaped Preforms-Prepregs and Preparing Their Structural Composites" supported under The 1003 - Primary Subjects R&D Funding Program of Scientific and Technological Research Council of Turkey (TUBITAK) has been accepted.
March 2021
M.Sc. student Melisa Dinçer has started working as a research and teaching assistant in Aviation Institute at Istanbul Technical University.
Ph.D. student Yunus Emre Bozkurt has started working as a research and teaching assistant in Aviation Institute at Istanbul Technical University.
September 2020
Dr. Kaan Yıldız has been appointed to Assistant Professor position in Aviation Institute at Istanbul Technical University.
July 2020
A new paper entitled “Fracture toughness enhancement of fuzzy CNT-glass fiber-reinforced composites with a combined reinforcing strategy” by Dr. Kaan Yildiz, Idris Gurkan, Firat Turgut, and Dr. Hulya Cebeci in collaboration with Prof. Fevzi C. Cebeci from Sabancı University is published in Composites Communications.
https://doi.org/10.1016/j.coco.2020.100423A new paper entitled “Sizing and prestress optimization of Class-2 tensegrity structures for space boom applications” by Dr. Kaan Yildiz and Prof. George A. Lesieutre from The Pennsylvania State University is published in Engineering with Computers.
https://doi.org/10.1007/s00366-020-01111-xYunus Emre Bozkurt was awarded a Master’s Degree in Defence Technologies by Istanbul Technical University. He investigated the melt processability and thermal conductivity behavior of high-performance polymer composites with added boron nitride and carbon nanotubes. He successfully fabricated a heat sink model by additive manufacturing. Thesis entitled “Developing 3D-Printable High-Performance Polymer Composites for Thermal Management Applications” is supervised by Assoc. Prof. Hülya Cebeci.
May 2020
A new paper entitled “Deployment of n-strut Cylindrical Tensegrity Structures” by Dr. Kaan Yildiz and Prof. George A. Lesieutre from The Pennsylvania State University is published in Journal of Structural Engineering.
https://doi.org/10.1061/(ASCE)ST.1943-541X.0002807
A new paper by Hulya Cebeci, Elif Ozden-Yenigun, and our team members Özge Kaynan, Alptekin Yıldız, and Yunus Emre Bozkurt is published in Composite Structures.DOI: https://doi.org/10.1016/j.compstruct.2020.111930
Oral presentation entitled “Controlling the Meso-scale Assembly of CNTs/PBI Interlayers for Toughening of Thermoplastic Composites” was presented by Dr. Kaan Yıldız in the AIAA SciTech Forum 2020 which took place on 6-10 January 2020 in Orlando, Florida, USA.
Locations
ITU Aerospace Research Center
ITU Advanced Technologies Center. Maslak, İstanbul
+90 212 285 7554
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ITU Faculty of Aeronautics and Astronautics, Third floor, Room: 315
+90 212 285 3148
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