| Mühendislik ve Doğa Bilimleri Fakültesi

Bahattin Koç Mühendislik ve Doğa Bilimleri Fakültesi Öğretim Üyesi (216) 483 9557 bahattinkocsabanciunivedu

Personal Web

http://myweb.sabanciuniv.edu/bahattinkoc/

Jobs

Öğretim Üyesi

Education

Ph.D. in Industrial (Manufacturing) Engineering, North Carolina State University, USA (2001);

M.S. in Industrial Engineering (Manufacturing), North Carolina State University, USA (1997);

B.S. in Industrial Engineering, Istanbul Technical University, Turkey (1993).

Areas of Interest

3D bioprinting/biomanufacturing for tissue and organ engineering; computational geometry and optimization for additive manufacturing process; heterogenous, multi-functional object modeling and manufacturing; nano-micro additive manufacturing of composite materials; proses planning and development for hybrid additive-subtractive processes.

Memberships

Board Member of International Society of Biofabrication (2019-, Founding Member and Member of Board of Directors, Sabanci University Integrated Manufacturing Center (2016-present) Member of Advisory Board for Health Funding Calls, The Scientific and Technological Research Council of Turkey (TUBITAK) (2017-2018) Member of Strategic Planning for Industry 4.0 Funding Calls, The Scientific and Technological Research Council of Turkey (TUBITAK) (2017) Member of International Society for Biofabrication (2010-present). Member of Tissue Engineering and Regenerative Medicine (TERMIS) (2010-present). Senior Member of the Society of Manufacturing Engineers (SME) (2001-present). Member of Society for Biomaterials (2017-present) Senior Member of the Institute of Industrial Engineers (IIE) (2001-2005, 2013). Member of the American Society of Mechanical Engineers (ASME) (2002-2004) Member of the American Society for Engineering Education (ASEE) (2001-2003). Advisor in The Center for Industrial Effectiveness (TCIE) (2004-2010)

Dogan, Sait Emre and Ozturk, Cengizhan and Koç, Bahattin (2025) "Design of patient-specific mandibular reconstruction plates and a hybrid scaffold", Computers in Biology and Medicine, Vol.184 (SCI)

Nejatpour, Mona and Fallah, Ali and Koç, Bahattin (2025) "Shape memory PLA/TPU blend using high-speed thermo-kinetic mixing", ACS Omega, Vol.10, No.1, 193-206 (SCI)

Javidrad, Hamidreza and Isik, Murat and Koç, Bahattin (2024) "Crack elimination of laser powder directed energy deposition Inconel 738LC using in-situ addition of Inconel 718: a comprehensive study on the mechanical and corrosion resistivity properties", Journal of Alloys and Compounds, Vol.1004 (SCI)

Nejatpour, Mona and Fallah, Ali and Koç, Bahattin (2024) "An overview of 4D printing of smart multifunction continuous fiber-reinforced composites: recent advances and novel applications", Advanced Composites and Hybrid Materials, Vol.7, No.5 (SCI)

Ersoy, Serra and Yıldız, Erdost and Ren, Ziyu and Zhang, Mingchao and Zhang, Hongchuan and Karaz, Selcan and Han, Mertcan and Shiva, Anitha and Yunusa, Muhammed and Kaya, Cengiz and Koç, Bahattin and Sitti, Metin (2024) "Fabrication of gold nanoflower-coated photosensitive meta-structures using PμSL 3D printing for hyperthermia applications", ACS Applied Polymer Materials, Vol.6, No.17, 10807-10823 (SCI)

Javidrad, Hamidreza and Aydin, Huseyin and Karakaş, Burak and Alptekin, Sertaç and Kahraman, Aylin Sahin and Koç, Bahattin (2024) "Process parameter optimization for laser powder directed energy deposition of Inconel 738LC", Optics and Laser Technology, Vol.176 (SCI)

Fallah, Ali and Saleem, Qandeel and Koç, Bahattin (2024) "Assessment of mechanical properties and shape memory behavior of 4D printed continuous fiber-reinforced PETG composites", Composites Part A: Applied Science and Manufacturing, Vol.181 (SCI)

Daskalakis, Evangelos and Huang, Boyang and Hassan, Mohamed H. and Omar, Abdalla M. and Vyas, Cian and Acar, Anıl Ahmet and Fallah, Ali and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Koç, Bahattin and Bartolo, Paulo (2024) "In vitro evaluation of pore size graded bone scaffolds with different material composition", 3D Printing and Additive Manufacturing, Vol.11, No.2, E718-E730 (SCI)

Javidrad, Hamidreza and Koç, Bahattin and Bayraktar, Hakan and Simsek, Ugur and Gunaydin, Kadir (2024) "Fatigue performance of metal additive manufacturing: a comprehensive overview", Virtual and Physical Prototyping, Vol.19, No.1 (SCI)

Ozalp, A. and Okuyucu, C. and Koç, Bahattin and El-Atwani, O. and Aydogan, E. (2024) "Development and directed energy deposition of high strength Hf5Mo15Nb35Ta25Ti20 refractory high entropy alloys", Materials Characterization, Vol.209 (SCI)

Isik, Murat and Emami Tabrizi, Isa and Khan, Raja Muhammad Awais and Yıldız, Mehmet and Aydoğan, Eda and Koç, Bahattin (2024) "The effect of additively and subtractively created center internal features on microstructure and mechanical performance of inconel-718 parts", Rapid Prototyping Journal, Vol.30, No.2, 287-304 (SCI)

Acar, Anıl Ahmet and Daskalakis, Evangelos and Bartolo, Paulo and Weightman, Andrew and Cooper, Glen and Blunn, Gordon and Koç, Bahattin (2024) "Customized scaffolds for large bone defects using 3D-printed modular blocks from 2D-medical images", Bio-Design and Manufacturing, Vol.7, No.1, 74-87 (SCI)

Işık, Murat and Yıldız, Mehmet and Seçer, Ragıp Orkun and Sen, Ceren and Bilgin, Guney Mert and Orhangul, Akin and Akbulut, Guray and Javidrad, Hamidreza and Koç, Bahattin (2023) "Fabrication of electron beam melted titanium aluminide: the effects of machining parameters and heat treatment on surface roughness and hardness", Metals, Vol.13, No.12 (SCI)

Bagherzadeh, Amin and Budak, Erhan and Ozlu, Emre and Koç, Bahattin (2023) "Machining behavior of Inconel 718 in hybrid additive and subtractive manufacturing", CIRP Journal of Manufacturing Science and Technology, Vol.46, 178-190 (SCI)

Zarrabi, Ali and Perrin, David and Kavoosi, Mahboubeh and Sommer, Micah and Sezen, Serap and Mehrbod, Parvaneh and Bhushan, Bhavya and Machaj, Filip and Rosik, Jakub and Kawalec, Philip and Afifi, Saba and Bolandi, Seyed Mohammadreza and Koleini, Peiman and Taheri, Mohsen and Madrakian, Tayyebeh and Łos, Marek J. and Lindsey, Benjamin and Çakır, Nilüfer and Zarepour, Atefeh and Hushmandi, Kiavash and Fallah, Ali and Koç, Bahattin and Khosravi, Arezoo and Ahmadi, Mazaher and Logue, Susan and Orive, Gorka and Pecic, Stevan and Gordon, Joseph W. and Ghavami, Saeid (2023) "Rhabdomyosarcoma: current therapy, challenges, and future approaches to treatment strategies", Cancers, Vol.15, No.21 (SCI)

Çelik, Dilara and Karaca, Ali and Koç, Bahattin (2023) "Directed energy deposition of parts with internal channels using removable graphite supports". Published Online First https://dx.doi.org/10.1089/3dp.2023.0057

Bilici, Çiğdem and Altunbek, Mine and Afghah, Ferdows and Tatar, Asena Gülenay and Koç, Bahattin (2023) "Embedded 3D printing of cryogel-based scaffolds", ACS Biomaterials Science and Engineering, Vol.9, No.8, 5028-5038 (SCI)

Fallah, Ali and Asif, Suleman and Gokcer, Gizem and Koç, Bahattin (2023) "4D printing of continuous fiber-reinforced electroactive smart composites by coaxial additive manufacturing", Composite Structures, Vol.316 (SCI)

Şentürk, Efsun and Bilici, Çiğdem and Afghah, Ferdows and Khan, Zaeema and Çelik, Süleyman and Wu, Chengtie and Koç, Bahattin (2023) "3D bioprinting of tyramine modified hydrogels under visible light for osteochondral interface", Biofabrication, Vol.15, No.3 (SCI)

Altunbek, Mine and Afghah, Seyedeh Ferdows and Fallah, Ali and Acar, Anıl Ahmet and Koç, Bahattin (2023) "Design and 3D printing of personalized hybrid and gradient structures for critical size bone defects", ACS Applied Bio Materials, Vol.6, No.5, 1873-1885 (ESCI)

Altunbek, Mine and Afghah, Ferdows and Çalışkan, Özüm Şehnaz and Yoo, James J. and Koç, Bahattin (2023) "Design and bioprinting for tissue interfaces", Biofabrication, Vol.15, No.2 (SCI)

Daskalakis, Evangelos and Hassan, Mohamed H. and Omar, Abdalla M. and Acar, Anıl Ahmet and Fallah, Ali and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Koç, Bahattin and Bartolo, Paulo (2023) "Accelerated degradation of poly-ε-caprolactone composite scaffolds for large bone defects", Polymers, Vol.15, No.3 (SCI)

Kendibilir, Abdullah and Polat, Mehmet Furkan and Çavuş, Ömer Safa and Khalilvandi Behrouzyar, Sina and Motlagh, Peyman Lahe and Koç, Bahattin and Kefal, Adnan (2023) "Combination of peridynamics and genetic algorithm based topology optimization methods for additive manufacturing-friendly designs", Journal of Additive Manufacturing Technologies, Vol.2, No.1 (NA)

Yoğurtçuoğlu, Abdul Vahap and Şimşek, Uğur and Koç, Bahattin (2023) "Effects of design parameters on surface roughness of additively manufactured thin-walled structures", Journal of Additive Manufacturing Technologies, Vol.2, No.1 (NA)

Kendibilir, Abdullah and Kefal, Adnan and Sohouli, A. and Yıldız, Mehmet and Koç, Bahattin and Suleman, A. (2022) "Peridynamics topology optimization of three-dimensional structures with surface cracks for additive manufacturing", Computer Methods in Applied Mechanics and Engineering, Vol.401, No.Part B (SCI)

Fallah, Ali and Altunbek, Mine and Bartolo, Paulo and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Koç, Bahattin (2022) "3D printed scaffold design for bone defects with improved mechanical and biological properties", Journal of the Mechanical Behavior of Biomedical Materials, Vol.134 (SCI)

Bartolo, Paulo and Malshe, Ajay and Ferraris, Eleonora and Koç, Bahattin (2022) "3D bioprinting: materials, processes, and applications", CIRP Annals, Vol.71, No.2, 577-597 (SCI)

Bagherzadeh, Amin and Koç, Bahattin and Budak, Erhan and Işık, Murat (2022) "High-speed machining of additively manufactured Inconel 718 using hybrid cryogenic cooling methods", Virtual and Physical Prototyping, Vol.17, No.3, 419-436 (SCI)

Afghah, Seyedeh Ferdows and Iyison, Necla Birgul and Nadernezhad, Ali and Midi, Ahmet and Sen, Ozlem and Saner Okan, Burcu and Çulha, Mustafa and Koç, Bahattin (2022) "3D fiber reinforced hydrogel scaffolds by melt electrowriting and gel casting as a hybrid design for wound healing", Advanced Healthcare Materials, Vol.11, No.11 (SCI)

Maleki-Ghaleh, H. and Shakeri, M. S. and Dargahi, Z. and Kavanlouei, M. and Kaveh Garabagh, H. and Moradpur-Tari, E. and Yourdkhani, A. and Fallah, Ali and Zarrabi, A. and Koç, Bahattin and Siadati, M. H. (2022) "Characterization and optical properties of mechanochemically synthesized molybdenum-doped rutile nanoparticles and their electronic structure studies by density functional theory", Materials Today Chemistry, Vol.24 (SCI)

Bilici, Çiğdem and Tatar, Asena Gülenay and Şentürk, Efsun and Dikyol, Caner and Koç, Bahattin (2022) "Bisulfite-initiated crosslinking of gelatin methacryloyl hydrogels for embedded 3D bioprinting", Biofabrication, Vol.14, No.2 (SCI)

Aydogan, E. and El-Atwani, O. and Erdem, B. and Chen, W. Y. and Li, M. and Devaraj, A. and Koç, Bahattin and Maloy, S. A. (2022) "In-situ radiation response of additively manufactured modified Inconel 718 alloys", Additive Manufacturing, Vol.51 (SCI)

Daskalakis, Evangelos and Huang, Boyang and Vyas, Cian and Acar, Anıl Ahmet and Liu, Fengyuan and Fallah, Ali and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Koç, Bahattin and Bartolo, Paulo (2022) "Bone bricks: the effect of architecture and material composition on the mechanical and biological performance of bone scaffolds", ACS Omega, Vol.7, No.9, 7515-7530 (SCI)

Daskalakis, Evangelos and Huang, Boyang and Vyas, Cian and Acar, Anıl Ahmet and Fallah, Ali and Cooper, Glen and Weightman, Andrew and Koç, Bahattin and Blunn, Gordon and Bartolo, Paulo (2022) "Novel 3D bioglass scaffolds for bone tissue regeneration", Polymers, Vol.14, No.3 (SCI)

Balkan, Muhammed Enes and Aydoğan, Eda and Işık, Murat and Derin, Bora and Koç, Bahattin (2021) "Directed energy deposition process development for functionally gradient Copper-Inconel 718 materials", Journal of Additive Manufacturing Technologies, Vol.1, No.3 (NA)

Dikyol, Caner and Altunbek, Mine and Bartolo, Paulo and Koç, Bahattin (2021) "Multimaterial bioprinting approaches and their implementations for vascular and vascularized tissues", Bioprinting, Vol.24 (NA)

Hanay, Saltuk and Fallah, Ali and Şentürk, Efsun and Yetim, Zeliha and Afghah, Seyedeh Ferdows and Yılmaz, Hülya and Çulha, Mustafa and Koç, Bahattin and Zarrabi, Ali and Varma, Rajender S. (2021) "Exploiting urazole's acidity for fabrication of hydrogels and ion-exchange materials", Gels, Vol.7, No.4 (SCI)

Işık, Murat and Kısa, Erdal and Koç, Bahattin and Yıldız, Mehmet and Pehlivanoğulları, Barış and Orhangül, Akın and Akbulut, Güray (2021) "Topology optimization and manufacturing of engine bracket using electron beam melting", Journal of Additive Manufacturing Technologies, Vol.1, No.3 (NA)

Lahe Mothlag, Peyman and Kendibilir, Abdullah and Koç, Bahattin and Kefal, Adnan (2021) "Peridynamics-informed effect of micro-cracks on topology optimization of lightweight structures", Journal of Additive Manufacturing Technologies, Vol.1, No.3 (NA)

Maleki-Ghaleh, Hossein and Hossein Siadati, M. and Fallah, Ali and Zarrabi, Ali and Afghah, Seyedeh Ferdows and Koç, Bahattin and Dalir Abdolahinia, Elaheh and Omidi, Yadollah and Barar, Jaleh and Akbari-Fakhrabadi, Ali and Beygi-Khosrowshahi, Younes and Adibkia, Khosro (2021) "Effect of zinc-doped hydroxyapatite/graphene nanocomposite on the physicochemical properties and osteogenesis differentiation of 3D-printed polycaprolactone scaffolds for bone tissue engineering", Chemical Engineering Journal, Vol.426 (SCI)

Dikyol, Caner and Altunbek, Mine and Koç, Bahattin (2021) "Embedded multimaterial bioprinting platform for biofabrication of biomimetic vascular structures", Journal of Materials Research (SI), Vol.36, No.19, 3851-3864 (SCI)

Piluso, Susanna and Akdeniz Skvortsov, Gözde and Altunbek, Mine and Afghah, Seyedeh Ferdows and Khani, Navid and Koç, Bahattin and Patterson, Jennifer (2021) "3D Bioprinting of molecularly engineered PEG-based hydrogels utilizing gelatin fragments", Biofabrication, Vol.13, No.4 (SCI)

Maleki-Ghaleh, H. and Siadati, M. H. and Fallah, Ali and Koç, Bahattin and Kavanlouei, M. and Khademi-Azandehi, P. and Moradpur-Tari, E. and Omidi, Y. and Barar, J. and Beygi-Khosrowshahi, Y. and Kumar, Alan P. and Adibkia, Kh (2021) "Antibacterial and cellular behaviors of novel zinc-doped hydroxyapatite/graphene nanocomposite for bone tissue engineering", International Journal of Molecular Sciences, Vol.22, No.17 (SCI)

Wu, Zhongcao and Zhuang, Hui and Ma, Bing and Xiao, Yin and Koç, Bahattin and Zhu, Yufang and Wu, Chengtie (2021) "Manganese-doped calcium silicate nanowire composite hydrogels for melanoma treatment and wound healing", Research, Vol.2021 (SCI)

Daskalakis, Evangelos and Liu, Fengyuan and Huang, Boyang and Acar, Anıl Ahmet and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Koç, Bahattin and Bartolo, Paulo (2021) "Investigating the influence of architecture and material composition of 3D printed anatomical design scaffolds for large bone defects", International Journal of Bioprinting, Vol.7, No.2 (SCI)

Bilal, Diyar Khalis and Ünel, Mustafa and Yıldız, Mehmet and Koç, Bahattin (2020) "Realtime localization and estimation of loads on aircraft wings from depth images", Sensors, Vol.20, No.12 (SCI)

Afghah, Seyedeh Ferdows and Altunbek, Mine and Dikyol, Caner and Koç, Bahattin (2020) "Preparation and characterization of nanoclay-hydrogel composite support-bath for bioprinting of complex structures", Scientific Reports, Vol.10, No.1 (SCI)

Afghah, Seyedeh Ferdows and Ullah, Mohib and Zanjani, Jamal Seyyed Monfared and Süt, Pınar Akkuş and Şen, Özlem and Emanet, Melis and Saner Okan, Burcu and Çulha, Mustafa and Menceloğlu, Yusuf Z. and Yıldız, Mehmet and Koç, Bahattin (2020) "3D printing of silver-doped polycaprolactone-poly(propylene succinate) composite scaffolds for skin tissue engineering", Biomedical Materials, Vol.15, No.3 (SCI)

Goharibajestani, Zahra and Akhlaghi Baghoojari, Omid and Akaoğlu, Can and Afghah, Ferdows and Khani, Navid and Hodaei, Amin and Koç, Bahattin and Akbulut, Özge (2019) "Incorporating steric hindrance into the additive design enables a robust formulation of alumina ink for extrusion-based 3D printing", ACS Applied Polymer Materials, Vol.1, No.12, 3279-3285 (SCI)

Afghah, Ferdows and Dikyol, Caner and Altunbek, Mine and Koç, Bahattin (2019) "Biomimicry in bio-manufacturing: developments in melt electrospinning writing technology towards hybrid biomanufacturing", Applied Sciences (Switzerland), Vol.9, No.17 (SCI)

Nadernezhad, Ali and Ünal, Serkan and Khani, Navid and Koç, Bahattin (2019) "Material extrusion-based additive manufacturing of structurally controlled poly(lactic acid)/carbon nanotube nanocomposites", International Journal of Advanced Manufacturing Technology (SI), Vol.102, No.5-8, 2119-2132 (SCI)

Koç, Bahattin and Acar, Anıl Ahmet and Weightman, Andrew and Cooper, Glen and Blunn, Gordon and Bartolo, Paulo (2019) "Biomanufacturing of customized modular scaffolds for critical bone defects", CIRP Annals - Manufacturing Technology, Vol.68, No.1, 209-212 (SCI)

Nadernezhad, Ali and Çalışkan, Özüm Şehnaz and Topuz, Fuat and Afghah, Seyedeh Ferdows and Erman, Batu and Koç, Bahattin (2019) "Nanocomposite bioinks based on agarose and 2D nanosilicates with tunable flow properties and bioactivity for 3D bioprinting", ACS Applied Bio Materials, Vol.2, No.2, 796-806 (ESCI)

Topuz, Fuat and Nadernezhad, Ali and Çalışkan, Özüm Şehnaz and Menceloğlu, Yusuf Z. and Koç, Bahattin (2018) "Nanosilicate embedded agarose hydrogels with improved bioactivity", Carbohydrate Polymers, Vol.201, 105-112 (SCI)

Toprakhisar, Burak and Nadernezhad, Ali and Bakırcı, Ezgi and Khani, Navid and Akdeniz Skvortsov, Gözde and Koç, Bahattin (2018) "Development of bioink from decellularized tendon extracellular matrix for 3D bioprinting", Macromolecular Bioscience, Vol.18, No.10 (SCI)

Dayan, Cem Balda and Afghah, Seyedeh Ferdows and Saner Okan, Burcu and Yıldız, Mehmet and Menceloğlu, Yusuf Z. and Çulha, Mustafa and Koç, Bahattin (2018) "Modeling 3D melt electrospinning writing by response surface methodology", Materials & Design, Vol.148, 87-95 (SCI)

Hodaei, Amin and Akhlaghi Baghoojari, Omid and Khani, Navid and Aytaş, Tunahan and Sezer, Dilek and Tatlı, Buse and Menceloğlu, Yusuf Z. and Koç, Bahattin and Akbulut, Özge (2018) "Single additive enables 3D printing of highly loaded iron oxide suspensions", ACS Applied Materials & Interfaces, Vol.10, No.11, 9873-9881 (SCI)

Rahmat, Amin and Koç, Bahattin and Yıldız, Mehmet (2017) "A systematic study on numerical simulation of electrified jet printing". Published Online First http://dx.doi.org/10.1016/j.addma.2017.08.004

Bakırcı, Ezgi and Toprakhisar, Burak and Zeybek, Mehmet Can and Özaydın İnce, Gözde and Koç, Bahattin (2017) "Cell sheet based bioink for 3D bioprinting applications", Biofabrication, Vol.9, No.2 (SCI)

Khani, Navid and Nadernezhad, Ali and Bartolo, Paulo and Koç, Bahattin (2017) "Hierarchical and spatial modeling and bio-additive manufacturing of multi-material constructs", CIRP Annals - Manufacturing Technology, Vol.66, No.1, 229-232 (SCI)

Khani, Navid and Yıldız, Mehmet and Koç, Bahattin (2016) "Elastic properties of coiled carbon nanotube reinforced nanocomposite: a finite element study", Materials & Design, Vol.109, 123-132 (SCI)

Nadernezhad, Ali and Khani, Navid and Akdeniz Skvortsov, Gözde and Toprakhisar, Burak and Bakırcı, Ezgi and Menceloğlu, Yusuf Z. and Ünal, Serkan and Koç, Bahattin (2016) "Multifunctional 3D printing of heterogeneous hydrogel structures", Scientific Reports, Vol.6 (SCI)

Özler, Saime Burçe and Bakırcı, Ezgi and Küçükgül, Can and Koç, Bahattin (2016) "Three-dimensional direct cell bioprinting for tissue engineering". Published Online First http://dx.doi.org/10.1002/jbm.b.33768

Carlier, Aurelli and Akdeniz Skvortsov, Gözde and Hafezi, Forough and Ferraris, Eleonora and Patterson, Jennifer and Koç, Bahattin and Oosterwyck, Hans Van (2016) "Computational model-informed design and bioprinting of cell-patterned constructs for bone tissue engineering", Biofabrication, Vol.8, No.2 (SCI)

Özler, Saime Burçe and Küçükgül, Can and Koç, Bahattin (2015) "3-boyutlu biyobasım (3D bioprinting)", Türkiye Klinikleri Tıbbi Onkoloji Özel Dergisi, Vol.8, No.2, 155-161 (NA)

Küçükgül, Can and Özler, Saime Burçe and İnci, İlyas and Karakaş, Hacer Ezgi and Irmak, Ster and Gözüaçık, Devrim and Taralp, Alpay and Koç, Bahattin (2015) "3D bioprinting of biomimetic aortic vascular constructs with self-supporting cells", Biotechnology and Bioengineering, Vol.112, No.4, 811-821 (SCI)

Chimate, Chetan and Koç, Bahattin (2014) "Pressure assisted multi-syringe single nozzle deposition system for manufacturing of heterogeneous tissue scaffolds", International Journal of Advanced Manufacturing Technology, Vol.75, No.1-4, 317-330 (SCI)

Samanta, Kuntal and Özbolat, İbrahim T. and Koç, Bahattin (2014) "Optimized normal and distance matching for heterogeneous object modeling", Computers & Industrial Engineering, Vol.69, 1-11 (SCI)

Khoda, AKM Bashirul and Özbolat, İbrahim T. and Koç, Bahattin (2013) "Designing heterogeneous porous tissue scaffolds for additive manufacturing processes", Computer-Aided Design, Vol.45, No.12, 1507-1523 (SCI)

Khoda, AKM Bashirul and Koç, Bahattin (2013) "Functionally heterogeneous porous scaffold design for tissue engineering", Computer-Aided Design, Vol.45, No.11, 1276-1293 (SCI)

Khoda, AKM Bashirul and Özbolat, İbrahim T. and Koç, Bahattin (2013) "Modeling of variational gradient porous architecture with multi-directional filament deposition in 3D scaffolds", Computer-Aided Design & Applications, Vol.10, No.3, 445-459 ()

Özbolat, İbrahim T. and Marchany, Michelle and Joseph, A. Gardella, Jr., and Koç, Bahattin (2013) "Computer-aided 4D modeling of hydrolytic degradation in micropatterned bioresorbable membranes", Journal of Medical Devices, Vol.7, No.2 (SCI)

Özbolat, İbrahim T. and Koç, Bahattin (2012) "3D hybrid wound devices for spatiotemporally controlled release kinetics", Computer Methods and Programs in Biomedicine, Vol.108, No.3, 922-931 (SCI)

Khoda, A. K. M. Bashirul and Koç, Bahattin (2012) "Designing controllable porosity for multifunctional deformable tissue scaffolds", Journal of Medical Devices - Transactions of ASME, Vol.6, No.3 (SCI)

Özbolat, İbrahim T. and Khoda, A.K.M.B. and Marchany, Michelle and Gardella, Joseph A. and Koç, Bahattin (2012) "Hybrid tissue scaffolds for controlled release applications", Virtual and Physical Prototyping, Vol.7, No.1, 37-47 ()

Khoda, A. K. M. and Özbolat, İbrahim T. and Koç, Bahattin (2011) "A functionally gradient variational porosity architecture for hollowed scaffolds fabrication", Biofabrication (Special Issue), Vol.3, No.3 (SCI)

Özbolat, İbrahim T. and Koç, Bahattin (2011) "Multi-directional blending for heterogeneous objects", Computer-Aided Design, Vol.43, No.8, 863-875 (SCI)

Koç, Bahattin and Thangaswamy, Sridhar (2011) "Design and analysis of a reconfigurable discrete pin tooling system for molding of three-dimensional free-form objects", Robotics and Computer-Integrated Manufacturing (Sp. Iss. SI), Vol.27, No.2, 335-348 (SCI)

Khoda, A. K. M. B. and Özbolat, İbrahim T. and Koç, Bahattin (2011) "Engineered tissue scaffolds with variational porous architecture", Journal of Biomechanical Engineering, Transactions of the ASME, Vol.133, No.1 (SCI)

Özbolat, İbrahim T. and Koç, Bahattin (2011) "A continues multi-material toolpath planning for tissue scaffolds with hollowed features", Computer-Aided Design and Applications, Vol.8, No.2, 237-247 ()

Özbolat, İbrahim T. and Koç, Bahattin (2011) "Multi-function based modeling of 3D heterogeneous wound scaffolds for improved wound healing", Computer-Aided Design & Applications, Vol.8, No.1, 43-57 ()

Özbolat, İbrahim T. and Koç, Bahattin (2010) "Modeling of spatially controlled biomolecules in three-dimensional porous alginate structures", Journal of Medical Devices, Vol.4, No.4 (SCI)

Acar, Anıl Ahmet and Polat, Mehmet Furkan and Koç, Bahattin, "Eklemeli imalat için tasarım prensipleri", Tasarım Felsefesini Değiştiren Yeni Bir İmalat Anlayışı: Eklemeli İmalat, Yasa, Evren and Yılmaz, Oğuzhan and Kayacan, M. Cengiz and Saklakoğlu, İbrahim Etem (eds.), Ankara: Nobel Akademik Yayıncılık, April 2024, 255-298

Ünal, Deha and Koç, Bahattin, "Malzeme ekstrüzyon yöntemleri", Tasarım Felsefesini Değiştiren Yeni Bir İmalat Anlayışı: Eklemeli İmalat, Yasa, Evren and Yılmaz, Oğuzhan and Kayacan, M. Cengiz and Saklakoğlu, İbrahim Etem (eds.), Ankara: Nobel Akademik Yayıncılık, April 2024, 31-60

Koç, Bahattin and Acar, Anıl Ahmet and Fallah, Ali and Daskalakis, Evangelos and Xu, Zhanyan and Omar, Abdalla M. and Liu, Fengyuan and Cooper, Glen and Weightman, Andrew and Blunn, Gordon and Bartolo, Paulo, "Designing novel synthetic grafts for large bone defects: experimental and numerical studies", Experiments and simulations in advanced manufacturing, Kyratsis, Panagiotis and Davim, J. Paulo (eds.), Switzerland: Springer, Cham, April 2021, 71-89

Daskalakis, Evangelos and Liu, Fengyuan and Cooper, Glen and Weightman, Andrew and Koç, Bahattin and Blunn, Gordon, "Bioglasses for bone tissue engineering", Bio-Materials and Prototyping Applications in Medicine, Bártolo, Jorge and Bidanda, Bopaya (eds.), Switzerland: Springer International Publishing, October 2020, 165-193

Hafezi, Forough and Küçükgül, Can and Özler, Saime Burçe and Koç, Bahattin, "Bioprinting: application of additive manufacturing in medicine", Additive Manufacturing, Second Edition, Bandyopadhyay, Amit and Bose, Susmita (eds.), Boca Raton, London, New York: CRC Press, October 2019

Özler, Saime Burçe and Küçükgül, Can and Koç, Bahattin, "Bioprinting with live cells", Bioprinting in Regenerative Medicine, Türksen, Kürşad (ed.), Switzerland: Springer, September 2015, 67-88

Hafezi, Forough and Küçükgül, Can and Özler, Saime Burçe and Koç, Bahattin, "Bioprinting: application of additive manufacturing in medicine", Additive Manufacturing, Bandyopadhyay, Amit and Bose, Susmita (eds.), United States: CRC Press, June 2015, 197-214

A. Refereed Journals

1. S. George and B. Koc, “Simulation of Sequential Etching and Free-form Surface Characterization in MEMS Fabrication,” ASME/IEEE Transactions of Microelectromechanical Systems, 2009, Vol. 18, No. 2, pp. 296-307.

2. F. Lin, B. Koc and L. Lin, “Material selection decision making under environmental taxation and environmentally conscious consumer buying behavior,” International Journal of Sustainable Design, 2009, Vol. 1, No. 2, pp. 145-162.

3. I. T. Ozbolat, M. Marchany, J. A. Gardella Jr., F. V. Bright, A. N. Cartwright, R. Hard, W. L. Hicks and B. Koc, “Feature-based Design of Bio-degradable Micro-patterned Structures,” Computer Aided Design and Applications Journal , 2009, Vol. 6, No. 5, pp. 661-671.

4. K. Sambhos, B. Koc and R. Nagi, “Extracting Assembly Mating Graphs for Assembly Variant Design,” ASME Transactions, Journal of Computing and Information Science in Engineering, 2009, Vol. 9, No. 3, pp. 73-82.

5. J.M. Steves, L.T. Tan, J.A. Gardella Jr., W.L. Hicks Jr., R. Hard, A.N. Cartwright, B. Koc, and F.V. Bright, “Guest Aggregation within Poly(L-lactic acid)/Pluonic P104 Thin Films,” Appl. Spectroscopy, 2008 Vol. 62, No. 3, pp. 290-294(5).

6. A. Kelkar and B. Koc “Geometric planning and analysis for hybrid re-configurable molding and machining process,” Rapid Prototyping Journal, Vol. 14, No. 1, 2008, pp. 23-34.

7. S. K. P. Gurusamy and B. Koc, “Geometric algorithms for manufacturing of freeform multi-material objects using reconfigurable tools,” Int. J. Manufacturing Technology and Management, Special Issue on Digital Manufacturing¸ Vol. 14, No. 1/2, 2008, pp. 145-173.

8. K. Samanta and B. Koc, “Material metamorphosis between two geometric features for heterogeneous object modeling,” Computer Aided Design and Applications, Vol. 4, No. 1-4, 2007, pp. 57-66.

9. S. Sogutlu and B. Koc, “Stochastic Modeling of Tissue Engineering Scaffolds with Varying Porosity Levels,” Computer Aided Design and Applications, Vol. 4, No. 5, 2007, pp. 661-670.

10. K. Samanta and B. Koc, “Feature-based design and freeform modeling for heterogeneous objects,” Computer Aided Design, Special Issue on Heterogeneous Object Modeling and Applications, Vol. 37, No. 3, 2005, pp. 287-305. (top ten most cited paper in Computer Aided Design Journal)

11. A. Kelkar, R. Nagi and B. Koc, “Geometric algorithms for rapidly reconfigurable mold manufacturing of free-form objects,” Computer Aided Design, Vol. 37, No. 1, 2005, pp. 1-16.

12. A. Wang, B. Koc and R. Nagi, "Complex assembly variant design in agile manufacturing. Part I: System architecture and assembly modeling methodology," IIE Transactions on Design and Manufacturing, Vol. 37, 2005, pp. 1-15.

13. A. Wang, B. Koc and R. Nagi, "Complex assembly variant design in agile manufacturing. Part II: Assembly variant design methodology," IIE Transactions on Design and Manufacturing, Vol. 37, 2005, pp. 17-33.

14. B. Koc, “Adaptive layer approximation of free-form models using marching point surface error calculation for rapid prototyping,” Rapid Prototyping Journal, Vol. 10, No. 5, 2004, pp. 270-280.

15. K. Samanta and B. Koc, "Heterogeneous object design with material feature blending," Computer-Aided Design and Applications, Vol. 1, No.1-4, 2004, pp. 429-439.

16. B. Koc and Y.S. Lee, “Adaptive ruled layers approximation of STL models and multi-axis machining applications for rapid prototyping,” Journal of Manufacturing Systems, Vol. 21, No. 3, 2002, pp. 153-166.

17. B. Koc and Y.-S. Lee, “Non-uniform offsetting and hollowing by using biarcs fitting for rapid prototyping systems,” Computers in Industry, Vol. 47, No. 1, 2002, pp. 1-23.

18. B. Koc, Y. Ma and Y.-S. Lee, “Smoothing STL files by Max-Fit biarc curves for rapid prototyping,” Rapid Prototyping Journal, Vol. 6, No. 3, 2000, pp. 86-204 (the fifth highest cited paper in Rapid Prototyping Journal in 2000).

19. Y. -S. Lee and B. Koc, “Ellipse offset approach and inclined zig-zag method for multi-axis roughing of ruled surface pockets,” Computer-Aided Design, Vol. 30, No. 12, 1998, pp. 957-971.

B. Refereed Book Chapters

1. K. Samanta and B. Koc, “Feature-Based Material Blending for Heterogeneous Object Modeling,” Heterogeneous Objects Modeling and Applications, A. Pasko, V. Adzhiev, P. Comninos, Eds., pp. 142-167, 2008.

C. Refereed Conference Proceedings

1. Marchany M.D., Gardella Jr.,J.A., Ozbolat I., B. Koc, "Determination of Spatially Resolved Hydrolytic Degradation Kinetics of a Micropatterned Bioresorbable Polyester Membrane", 17th International Conference on Secondary Ion Mass Spectrometry, SIMS XVII. Sept 14-18, 2009, Toronto, Canada.

2. I. T. Ozbolat and B. Koc, “Spatially Controlled Bio-molecules in 3D Porous Structures,” Annual Industrial Engineering Research Conference, Cancun, Mexico, June 5-9, 2010.

3. I. T. Ozbolat, A.K.M. Bashir Khoda and B. Koc, “Toolpath Optimization in Solid Freeform Modeling and Fabrication of Tissue Scaffolds,” Annual Industrial Engineering Research Conference, Cancun, Mexico, June 5-9, 2010.

4. I. T. Ozbolat, M. Marchany, J. A. Gardella Jr., F. V. Bright, A. N. Cartwright, R. Hard, W. L. Hicks and B. Koc, “Computer-aided Bio-modeling of Micro-patterned Structures for Tissue Engineering,” Annual Industrial Engineering Research Conference, Miami, Florida, May 30- June 3, 2009.

5. J. A. Gardella, Jr., S. A. Burns, F. V. Bright, R. Hard, A. Cartwright, B. Koc, D. Cohen, L. Sigurdson and W.L. Hicks, Jr., “Polymer Surface Chemistry and Tissue Engineering: Aspects of Biadhesion in Wound Healing”, Proceedings of the 32nd Annual Meeting of the Adhesion Society, Savannah GA, C. Stafford and G. Anderson, Editors, The Adhesion Society, Blacksburg, VA., pp. 101-103, 2009.

6. Marchany M.D., Gardella Jr.,J.A., Ozbolat I. and B. Koc, "Determination of Spatially Resolved Hydrolytic Degradation Kinetics of a Micropatterned Bioresorbable Polyester Membrane", 17th International Conference on Secondary Ion Mass Spectrometry, SIMS XVII. Sept 14-18, 2009. Toronto, Canada.

7. K. Samanta and B. Koc, “Optimum curve matching between two free-form curves for modeling and manufacturing,” 2007 ASME Design and Manufacturing Conference, Las Vegas, Nevada, September 4 - 7, 2007.

8. S. George and B. Koc, “Surface Characterization and Simulation in Freeform Micro-Electromechanical Systems (MEMS) Object Fabrication,” Flexible Automation and Intelligent Manufacturing (FAIM2004) Conference, Toronto, Canada July 12-14, 2004.

9. B. Koc and Y.S. Lee, “5-xis machining and ruled layers approximation of STL models for rapid prototyping,” International Conference on Advanced Research in Virtual and Rapid Prototyping (VRAP 2003) Leiria, Portugal, October 1-4 2003.

10. A. Kelkar, R. Nagi, and B. Koc, "Rapidly Re-configurable Mold Manufacturing," 2003 ASME Design and Manufacturing Conference, Chicago, Illinois, September 2 - 6, 2003.

11. B. Koc, "Marching Point Surface Error Calculation and Adaptive Layer Approximation for 3D Rapid Prototyping," 12th Annual Industrial Engineering Research Conference, Portland, Oregon, May 19-21, 2003.

12. K. Samanta and B. Koc, "Feature-Based Design and NURBS Modeling for Heterogeneous Objects," 12th Annual Industrial Engineering Research Conference, Portland, Oregon, May 19-21, 2003.

13. B. Koc and Y.S. Lee, "Adaptive ruled layer approximation and slicing for 3D rapid prototyping," 2002 ASME Design and Manufacturing Conference, Montreal, Canada, Sept. 29-Oct. 2, 2002, DETC2002/DFM-34171.

14. B. Koc and Y.S. Lee, "Hollowing objects with biarcs fitting to improve the efficiency and the accuracy of rapid prototyping processes," 11th Annual Industrial Engineering Research Conference, Orlando, Florida, May 19-21, 2002.

15. B. Koc, Y.S. Lee and Y. Ma, "Surface Modeling and Max-Fit Biarcs Fitting for Rapid Prototyping Processes," The Sixth ACM Symposium on Solid Modeling and Applications, ACM SIGGRAPH, Ann Arbor, MI, June 4-8, 2001. (Acceptance rate for 2001 SIGGRAPH: 21.7 %)

16. B. Koc and Y.S. Lee, "Multi-axis roughing and finishing of ruled surface pockets for CAD/CAM systems," The third ASME Design and Manufacturing Conference, Atlanta, GA, Sept. 13-16, 1998, (CD paper#: DETC’98/DFM-5735).

D. Conference Proceedings with Abstract Reviewed (full paper)

1. S. A. Burns, J. A. Gardella, Jr. J. Behar and B. Koc, “New approach to the synthesis of multilayered biodegradable polymers and applications in controlled drug delivery”, Preprints of the Polymer Materials Science and Engineering Division, 232nd National Meeting of the American Chemical Society Meeting, San Francisco, CA, September, 2007.