Bahattin Koç
  • FENS
  • Bahattin Koç

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E-Mail
bahattinkocsabanciunivedu
Phone
(212) 277 2200 / 1307
Personal Web
Title
Faculty Member
Jobs
Faculty Member
Education

Ph.D. in Industrial Engineering, North Carolina State University, USA (2001);
M.S.  in Industrial Engineering, North Carolina State University, USA (1997);
B.S. in Industrial Engineering, Istanbul Technical University, Turkey (1993).

Areas of Interest
Computational geometry for design and manufacturing, tissue engineering, nano/micro-scale modeling and manufacturing, biomedical engineering, 3D rapid prototyping and product realization.
Awards
  • Elginkan Foundation, Research and Technology Award - Elginkan Foundation  2014
  • Turkish Heart Association, Doç. Dr. Edip Kürklü - Turkish Heart Association  2014
  • Most cited Author in Computer Aided Design award - Elsevier  2010
  • UB STOR Inventor Award for patent: 7,417,174 - University at Buffalo  2008
  • Interdisciplinary Research and Development Fund award - University at Buffalo  2003
  • Reifler Award - University at Buffalo  2003 - 2005
  • Graduate Research Assistantship (by NSF) - North Carolina State University  1999 - 2000
  • Graduate Teaching Assistantship - North Carolina State University  1996
  • Scholarship for Graduate Study - Turkish Ministry of Education  1995
Memberships
Member of International Society for Biofabrication (2014-present). Member of Tissue Engineering and Regenerative Medicine (TERMIS) (2010-present). Senior Member of the Society of Manufacturing Engineers (SME) (2001-present). Senior Member of the Institute of Industrial Engineers (IIE) (2001-2005, -present). Member of the American Society of Mechanical Engineers (ASME) (2002-2004) Member of the American Society for Engineering Education (ASEE) (2001-2003). Research Specialist in The Center for Industrial Effectiveness (TCIE) (2004-2010)
Publications
  • Article
    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)
    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
    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) "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 (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 (2010) "Modeling of spatially controlled biomolecules in three-dimensional porous alginate structures", Journal of Medical Devices, Vol.4, No.4 (SCI)
  • Book Section / Chapter
    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
  • Papers in Conference Proceedings
    Bakırcı, Ezgi and Toprakhisar, Burak and Zeybek, Mehmet Can and İnce, Gözde and Koç, Bahattin, "Cell sheet as a bioink for 3D bioprinting", Towards Future Regenerative Therapies (TERMIS-EU 2016), Uppsala, Sweden: AO Research Institute, July 2016, 461-461
    Toprakhisar, Burak and Bakırcı, Ezgi and Koç, Bahattin, "3D bioprinting stem-cells with solubilized tendon extracellular matrix (ECM) based hydrogel", Towards Future Regenerative Therapies (TERMIS-EU 2016), Uppsala, Sweden: AO Research Institute, July 2016, 460-460
    Koç, Bahattin and Küçükgül, Can and Özler, Saime Burçe and Altunbek, Mine and Sen, O. and Çulha, M., "3D Bioprinting of branched vessel constructs", Termis EU 2014 Congress, Hoboken, NJ, USA: Wiley, June 2014, 95-96
    Koç, Bahattin and Özler, Saime Burçe and Küçükgül, Can and Altunbek, Mine and Sen, O. and Çulha, M., "3D Bioprinting of aortic structures with HDF cells", Termis EU 2014 Congress, Hoboken, NJ, USA: Wiley, June 2014, 391-392
    Küçükgül, Can and Özler, Saime Burçe and Karakaş, Hacer Ezgi and Gözüaçık, Devrim and Koç, Bahattin, "3D hybrid bioprinting of macrovascular structures", Bártolo, Paulo and Fernandes, Paulo (eds.), 3rd ECCOMAS Thematic Conference on Tissue Engineering (ICTE 2013), The Netherlands: Elsevier, June 2013, 183-192
    Khoda, AKM Bashirul and Özbolat, İbrahim T. and Koç, Bahattin, "Spatially multi-functional porous tissue scaffold", Bartolo, P. and Fernandes, P. (eds.), 3rd ECCOMAS Thematic Conference on Tissue Engineering (ICTE), Amsterdam, Netherlands: Elsevier 2013, 174-182
    Khoda, AKM Bashirul and Özbolat, İbrahim T. and Koç, Bahattin, "Functionally gradient tissue scaffold design and deposition path planning for bio-additive processes", 2013 Industrial and Systems Engineering Research Conference, Norcross, GA: IIE (Institute of Industrial Engineers) 2013
    Khoda, AKM B. and Koç, Bahattin, "Functionally heterogeneous porous scaffold design for tissue engineering ", ASME 2012 International Mechanical Engineering Congress & Exposition (IMECE2012), Houston, Texas, USA: ASME (American Society of Mechanical Engineers), November 2012
    Khoda, AKM B. and Özbolat, İbrahim T. and Koç, Bahattin, "Modeling of multifunctional porous tissue scaffolds with continuous deposition path plan", ASME 2012 International Mechanical Engineering Congress & Exposition (IMECE2012), USA: ASME (American Society of Mechanical Engineers), November 2012
    Özbolat, İbrahim T. and Khoda, AKMB and Koç, Bahattin, "Bioadditive manufacturing of hybrid tissue scaffolds for controlled release kinetics", ASME 2012 International Mechanical Engineering Congress & Exposition (IMECE2012), USA: ASME (American Society of Mechanical Engineers), November 2012
    Khoda, AKM Bashirul and Koç, Bahattin, "Conformal tissue scaffold with multi-functional porosity for wound healing", 1st International Conference on Design and Processes for Medical Devices (PROMED 2012), Italy: Brescia University, May 2012, 325-328
    Khoda, AKM Bashirul and Koç, Bahattin, "Multi-functional variational porosity in bone tissue scaffolds", 1st International Conference on Design and Processes for Medical Devices (PROMED 2012), Italy: Brescia University, May 2012, 329-332
    Khoda, AKM and Koç, Bahattin, "Designing bio-mimetic variational porosity for tissue scaffolds", Lim, G. and Herrmann, J. W. (eds.), 2012 Industrial and Systems Engineering Research Conference (ISERC 2012), USA: IIE, May 2012
    Khoda, AKM and Koç, Bahattin, "Modeling of multifunctional deformable porous scaffolds for soft tissue engineering", Lim, G. and Herrmann, J. W. (eds.), 2012 Industrial and Systems Engineering Research Conference (ISERC 2012), USA: IIE, May 2012
    Khoda, A. K. M. B. and Özbolat, I. T. and Koç, Bahattin, "Modeling and fabrication of hollowed scaffolds with interconnected variational porosity architecture", International Mechanical Engineering Congress & Exposition (IMECE 2011), New York, USA: ASME (American Society of Mechanical Engineers) 2011
    Khoda, A. K. M. B. and Özbolat, I. T. and Koç, Bahattin, "Continuous path planning for variational porosity in hollowed scaffold fabrication", Annual Industrial Engineering Research Conference (IERC 2011), Norcross, GA: IIE (Institute of Industrial Engineers) 2011
    Khoda, A. K. M. B. and Özbolat, I. T. and Koç, Bahattin, "Spatially varying porosity with continuous path plan for hollowed tissue scaffolds", 5th International Conference on Advanced Research in Virtual and Rapid Prototyping, Lisbon, Portugal: VRAP 2011
    Özbolat, I. T. and Khoda, A. K. M. B. and Marchany, M. and Gardella, J. A. and Koç, Bahattin, "Heterogeneous tissue scaffolds for spatiotemporally controlled release kinetics", 5th International Conference on Advanced Research in Virtual and Rapid Prototyping, Lisbon, Portugal: VRAP 2011
    Özbolat, I. T. and Koç, Bahattin, "Multi-material blending for complex-shaped heterogeneous objects", 5th International Conference on Advanced Research in Virtual and Rapid Prototyping, Lisbon, Portugal: VRAP 2011
    Özbolat, I. T. and Koç, Bahattin, "3D engineered wound scaffolds for spatiotemporally controlled release kinetics", Annual Industrial Engineering Research Conference (IERC 2011), Norcross, GA: IIE (Institute of Industrial Engineers) 2011
    Özbolat, I. T. and Koç, Bahattin, "A new toolpath planning in solid freeform fabrication for hollowed objects", Annual Industrial Engineering Research Conference (IERC 2011), Norcross, GA: IIE (Institute of Industrial Engineers) 2011
    Özbolat, I. T. and Koç, Bahattin, "Multi-directional material blending for heterogenous object modeling", Annual Industrial Engineering Research Conference (IERC 2011), Norcross, GA: IIE (Institute of Industrial Engineers) 2011
    Özbolat, I. T. and Khoda, A. K. M. Bashir and Koç, Bahattin, "Toolpath optimization in solid freeform modeling and fabrication of tissue scaffolds", Annual Industrial Engineering Research Conference (IERC 2010), Norcross, GA: IIE (Institute of Industrial Engineers) 2010
    Özbolat, I. T. and Koç, Bahattin, "Spatially controlled bio-molecules in 3D porous structures", Annual Industrial Engineering Research Conference (IERC 2010), Norcross, GA: IIE (Institute of Industrial Engineers) 2010
  • Before SU Publications

    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.