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Mechanics & Microstructural Engineering Laboratory

Publications & Outputs

  1. B. Kockar, I. Karaman, J.I. Kim, Y. Chumlyakov, “A method to enhance cyclic reversibility of NiTiHf high temperature shape memory alloys”, Scripta Materialia (SCI), “54”, 2203-2208 pp., 2006. [journal]
  2. B. Kockar, I. Karaman, A. Kulkarni, Y. Chumlyakov, I.V. Kireeva, “Effect of severe ausforming via equal channel angular extrusion on the shape memory response of a NiTi alloy”, Journal of Journal of Nuclear Materials (SCI), “361”, 298-305 pp., 2007. [journal]
  3. B. Kockar, I. Karaman, J.I. Kim, Y.I. Chumlyakov, J. Sharp, C.-J. (Mike) Yu, “Thermomechanical cyclic response of an ultrafine-grained NiTi shape memory alloy”, Acta Materialia (SCI), “56”, 3630-3646 pp., 2008. [journal]
  4. Kockar, K.C. Atli, J. Ma, M. Haouaoui, I. Karaman, M. Nagasako, R. Kainuma, “Role of severe plastic deformation on the cyclic reversibility of a Ti50.3Ni33.7Pd16 high temperature shape memory alloy”, Acta Materialia (SCI), 6411-6420 pp.,“58”, 2010 . [journal]
  5. J. Ma, I. Karaman, B. Kockar, H.J. Maier, Y.I. Chumlyakov, “Severe plastic deformation of Ti74Nb26 shape memory alloys”, Materials Science and Engineering A (SCI), “528”, 7628-7635 pp., 2011. [journal]
  6. J. Ma, B. Kockar, A. Evirgen, I. Karaman, Z.P. Luo, Y.I. Chumlyakov, “Shape memory behavior and tension-compression asymmetry of a FeNiCoAlTa single-crystalline shape memory alloy”, Acta Materialia (SCI),”60”, 2186-2195 pp., 2012. [journal]
  7. Kockar, H. Ozcan, S. Cakmak, “Shape memory behavior of Ni-Rich NiTi foam with different porosity percentages”, Journal of Intelligent Material Systems and Structures (SCI-Expaned), “24”, 1131-1137, 2012 pp. [journal]
  8. Sarigecili M.A, Saygili H.H, Kockar B, “The tensile and impact resistance properties of accumulative roll bonded Al6061 and AZ31 alloy plates”, Journal of Materials Research (SCI), “29”, 1223-1230 pp., 2014. [journal]
  9. Babacan N, Ma J, Turkbas O. S, Karaman I. and Kockar B, “The effects of cold rolling and the subsequent heat treatments on the shape memory and the superelasticity characteristics of Cu73Al16Mn11 shape memory alloy”, SMART MATERIALS AND STRUCTURES,”27” pp, 2018. [journal]
  10. Babacan N, Atli K. C, Turkbas O. S, Karaman I. and Kockar B., The effect of dynamic aging on the cyclic stability of Cu73Al16Mn11 shape memory alloy, MATERIALS SCIENCE AND ENGINEERING A- STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, “701”, 352-358 pp, 2017. [journal]
  11. Saygili Hasan H, Tugrul H. Onat and Kockar B., Effect of Aging Heat Treatment on the High Cycle Fatigue Life of Ni50.3Ti29.7Hf20 High-Temperature Shape Memory Alloy, SHAPE MEMORY AND SUPERELASTICITY, 5, 32-41 pp, 2019. [journal]
  12. Çetin E, Daldal I, Eren A, Dizakar SÖA, Ömeroglu S, Uzuner B Celik H.H, Saygili HH, Koçkar B, Senköylü A, Epidermal growth factor enhances spinal fusion: Posterolateral lumbar fusion model on rats, ACTA ORTHOPAEDICA ET TRAUMATOLOGICA TURCICA, “53”, 134-139 pp, 2019. [journal]
  13. Tugrul H. Onat, Saygili Hasan H, Velipasaoglu Mustafa S, Kockar B, Comparison of the transformation behavior of cold rolling with aging and hot extrusion with aging processed Ni50.3Ti29.7Hf20 high temperature shape memory alloy, SMART MATERIALS AND STRUCTURES, “29”, 105029, 2019. [journal]
  14. Tugrul H. O, Saygılı H.H, Kockar B, “Influence of limiting the actuation strain on the functional fatigue behavior of Ni50.3Ti29.7Hf20 high temperature shape memory alloy”, JOURNAL of INTELLIGENT MATERIAL SYSTEMS and STRUCTURES,”32” 219-227, 2020. [journal]
  15. Akgul O, Tugrul H.O, Kockar B, “Effect of the cooling rate on the thermal and thermomechanical behavior of NiTiHf high-temperature shape memory alloy”, JOURNAL of MATERIALS RESERACH, “ 35”, 1572-1581, 2020. [journal]
  16. Akın E, Akgul O, Tugrul H.O, Dugan G, Kockar B, “Investigating the effect of hot extrusion and annealing to the functional fatigue behavior of Ni50Ti30Hf20 high temperature shape memory alloy”, SMART MATERIALS AND STRUCTURES, “30”, 105017, 2021. [journal]
  17. Ekiciler M, Kockar B, “Crack growth behavior during actuation cycling of hot extruded and annealed Ni50Ti30Hf20 high temperature shape memory alloys”, SMART MATERIALS AND STRUCTURES, “31”, 095002, 2022. [journal]
  18. Tugrul H. O, Akgul O, Kockar B, “Creep behavior of 50at%Ni 25at%Ti 25at%Hf high temperature shape memory alloy under constant load”, MATERIALS TODAY COMMUNICATIONS, “33”, 104827, 2022. [journal]
  19. Akgul O, Kockar B, “The Effect of Rolling Process on the Actuation Fatigue Behavior of Ni50Ti25Hf25 High Temperature Shape Memory Alloy”, SHAPE MEMORY AND SUPERELASTICITY, “9”, 460–472, 2023. [journal]
  20. Durukan B. K, Sagdic K, Kockar B, Inci F, “Modifying NiTi shape memory alloys to reduce nickel ions release through ethylenediamine plasma polymerization for biomedical applications”, PROGRESS in ORGANIC COATINGS, “189”, 108158, 2024. [journal]
  21. Cakir D, Caylan Ö.R, Gurpinar E, Akgul O, Tugrul H.O, Okay E, Atli E, Kockar B, Buke C. G., “Enhanced compressive strength of graphene strengthened copper (G/Cu) composites”, FUNCTIONAL COMPOSITES and STRUCTURES, “6”, 3, 2024. [journal]
  22. Production & characterization of Mn-doped Cu-Zn-Al-Ti SMAs, Int. Metallurgical & Materials Congress, 2029–2033 (2000). [conference]
  23. Work output comparison of graded porosity samples, MEMA 2015. [conference]
  24. Implant for treatment of fractured bone and production method thereof, Patent App. No: 2013/00366. [patent]