- I. Karaman, G.G. Yapici*, Y.I. Chumlyakov, and I.V. Kireeva, 2005, “Deformation Twinning in Difficult-To-Work Alloys During Severe Plastic Deformation,” Materials Science and Engineering A, Vol. 410-411, pp. 243-247.
- G.G. Yapici*, I. Karaman, Z.P. Luo, H.J. Maier, and Y.I. Chumlyakov, 2004, “Microstructural Refinement and Deformation Twinning During Severe Plastic Deformation of 316L Stainless Steel at High Temperatures,” Journal of Materials Research, Vol. 19, pp. 2268-2278.
- I.V. Kireeva, N.V. Luzginova, Y.I. Chumlyakov, I. Karaman, and B.D. Lichter, 2004, “Plastic deformation of nitrogen-containing austenitic stainless steel single crystals with low stacking fault energy,” Journal de Physique IV, Vol. 115, pp. 223-230.
- E.G. Zakharova, I.V. Kireeva, Y.I. Chumlyakov, A.A. Shul’mina, H. Sehitoglu, and I. Karaman, 2004, “The Effect of Aluminum on Mechanical Properties and Deformation Mechanisms of Hadfield Steel Single Crystals,” Journal de Physique IV, Vol. 115, pp. 243-250.
- D. Canadinc*, I. Karaman, H. Sehitoglu, Y.I. Chumlyakov, and H.J. Maier, 2003, “The Role of Nitrogen Alloying on Stress-Strain Response of Hadfield Steel Single Crystal Under Compressive Loading,” Metallurgical and Materials Transactions A, Vol. 34A, pp. 1821-1831.
- Y.I. Chumlyakov, I.V. Kireeva, H. Sehitoglu, I. Karaman, 2002, “Strain Hardening and Fracture of Austenitic Steel Single Crystals with High Concentration of Interstitial Atoms,” Russian Physics Journal, Volume 45, Number (3), pp. 274 – 284.
- I. Karaman, H. Sehitoglu, Y.I. Chumlyakov, H.J. Maier, 2002, “The deformation of Low-Stacking-Fault-Energy Austenitic Steels,” JOM, Volume 54, Number 7, pp. 31-37.
- E.G. Zakharova, I.V. Kireeva, Y.I. Chumlyakov, H. Sehitoglu and I. Karaman, 2002, “Deformation mechanisms and strain hardening of Hadfield steel single crystals alloyed with aluminum,” Doklady Physics, Volume 47, pp. 515-517.
- I. Karaman, H. Sehitoglu, H.J. Maier, Y.I. Chumlyakov, 2001, “Competing Mechanisms and Modeling of Deformation in Austenitic Stainless Steel Single Crystals With and Without Nitrogen,” Acta Materialia, Volume 49, pp. 3919-3933.
- I. Karaman, H. Sehitoglu, Y.I. Chumlyakov, H.J. Maier, and I.V. Kireeva, 2001, “The Effect of Twinning and Localized Slip on The Bauschinger Effect of Hadfield Steel Single Crystals,” Metallurgical and Materials Transactions A, Volume 32A, Mid-March 2001, pp. 695-706.
- I. Karaman, H. Sehitoglu, Y.I. Chumlyakov, H.J. Maier, I.V. Kireeva, 2001, “Extrinsic Stacking Faults and Twinning in Hadfield Manganese Steel Single Crystals,” Scripta Materialia, Vol. 44, p. 337-343.
- I.Karaman, H. Sehitoglu, A.J. Beaudoin, H.J. Maier, Y.I Chumlyakov, C.N. Tome, 2000, “Modeling of the Deformation Behavior of Hadfield Steel Single and Polycrystals due to Twining and Slip”, Acta Materialia, Vol. 48, pp. 2031-2047.
- I. Karaman, H. Sehitoglu, K. Gall, Y. I. Chumlyakov, H.J. Maier, 2000, “Deformation of Single Crystal Hadfield Steels by Twinning and Slip,” Acta Materialia, Vol. 48, pp. 1345-1359.
- Y.I. Chumlyakov, I.V. Kireeva, H. Sehitoglu, I. Karaman, 2000, “Twinning in Hadfield Steel Single Crystals,” Doklady Physics, Vol. 45, No. 3, pp. 101-104.
- Y.I. Chumlyakov, I.V. Kireeva, E.I. Litvinova, E.G. Zakharova, N.V. Luzginova, H. Sehitoglu, and I. Karaman, 2000, “Strain Hardening in Single Crystals of Hadfield Steel,” The Physics of Metals and Metallography, Vol. 90, p. S1-S17.
- E.I. Litvinova, Y.I Chumlyakov, H. Sehitoglu, I. Karaman, 1999, “Twinning of Hadfield Steel Single Crystals,” Physical Mesomechanics, Volume 2, No. 1-2, pp.107-112.
- I. Karaman, H. Sehitoglu, K. Gall, and Y. I. Chumlyakov, 1998, “On the Deformation Mechanisms in Single Crystal Hadfield Manganese Steels,” Scripta Materialia, Vol. 38, No. 6, pp. 1009-1015.
Research
Fatigue
- T. Niendorf, D. Canadinc, H.J. Maier, I. Karaman, and G.G.* Yapici, 2007, “Microstructure – Mechanical Property Relationships in Ultrafine-grained NbZr,” Acta Materialia, Vol. 55, pp. 6596-6605.
- T. Niendorf, D. Canadinc, H.J. Maier, and I. Karaman, 2006, “The Role of Heat Treatment on the Cyclic Stress-Strain Response of Ultrafine-grained Interstitial-free Steel,” Submitted to International Journal of Fatigue.
- T. Niendorf, D. Canadinc, H.J. Maier, and I. Karaman, 2007, “On the Microstructural Stability of Ultrafine-Grained Interstitital-Free Steel under Cyclic Loading,” Metallurgical and Materials Transactions A, Vol. 38A, pp. 1946-1955.
- T. Niendorf, D. Canadinc, H.J. Maier, I. Karaman, and S.G. Sutter, 2006, “On the Fatigue Behavior of Ultrafine Grained Interstitial Free Steel,” International Journal of Materials Research (formerly Zeitschrift für Metallkunde), Vol. 97, pp. 1328-1336.
- H.J. Maier, P. Gabor, N. Gupta, I. Karaman, and M. Haouaoui*, 2006, “Cyclic Stress-Strain Response of Ultrafine Grained Copper,” International Journal of Fatigue, Vol. 28, pp. 243-250.
- H.J. Maier, P. Gabor, and I. Karaman, 2005, “Cyclic Stress-Strain Response and Low-Cycle Fatigue Damage in Ultrafine Grained Copper,” Materials Science and Engineering A, Vol. 410-411, pp. 457-461.
Metal Physics
- S. Andrews, H. Sehitoglu and I. Karaman, 2000, “Constriction Energy in the Presence of an Interstitial Field,” J. Applied Physics, Vol. 87, No. 5, pp. 2194-2203.
Others
- I. Karaman, H. Sehitoglu, H.J. Maier, M. Balzer, 1998, “Stress State Effects on the Stress-Induced Martensitic Transformation of Carburized 4320 Steels,” Metallurgical and Materials Transactions A, Volume 29A, Feb 1998, pp. 427-437.
Shape Memory Alloys (including conventional SMAs, magnetic SMAs and high temperature SMAs)
- E.Y. Panchenko, Y.I. Chumlyakov, A.V. Ovsyannikov, and I. Karaman, 2007, “High-Temperature Superelasticity during B2-L10 Martensite Transformations in Co40Ni33Al27 Crystals,” Technical Physics Letters, Vol. 33, pp. 556-559.
- S.O. Kart, M. Uludogan, I. Karaman, and T. Cagın, 2007, “DFT Studies on Structure, Mechanics and Phase Behavior of Magnetic Shape Memory Alloys: Ni2MnGa,” Physica Status Solidi, in press.
- D. Canadinc, J. Dadda, H.J. Maier, I. Karaman, and H.E. Karaca*, and Y.I. Chumlyakov, 2007, “On the Role of Cooling Rate and Crystallographic Orientation on the Shape Memory Properties of CoNiAl Single Crystals Under Compression,” Smart Materials and Structures, Vol. 16, pp. 1006-1015.
- H.E. Karaca*, I. Karaman, B. Basaran*, D.C. Lagoudas, Y.I. Chumlyakov, and H.J. Maier, 2007, “On the Stress-Assisted Magnetic Field-Induced Phase Transformation in Ni2MnGa Ferromagnetic Shape Memory Alloys,” Acta Materialia, Vol. 55, pp. 4253-4269.
- Y. Chumlyakov, E. Panchenko, I. Kireeva, I. Karaman, H. Sehitoglu, H.J. Maier, A. Tverdokhlebova, and A. Ovsyannikov, 2007, “Orientation dependence and tension/compression asymmetry of shape memory effect and superelasticity in ferromagnetic Сo40Ni33Al27, Co49Ni21Ga30 and Ni54Fe19Ga27 single crystals,” Materials Science and Engineering A, in press.
- I. Karaman, B. Basaran*, H.E. Karaca*, A.I. Karsilayan, and Y.I. Chumlyakov, 2007, ”Energy Harvesting Using Martensite Variant Reorientation Mechanism in a NiMnGa Magnetic Shape Memory Alloy,” Applied Physics Letters, Vol. 90, 172505.
- J. Dadda, D. Canadinc, H.J. Maier, I. Karaman, H.E. Karaca*, and Y.I. Chumlyakov, 2007, “Stress-Strain-Temperature Behavior of [001] Single Crystals of Co49Ni21Ga30 Ferromagnetic Shape Memory Alloy under Compression,” Philosophical Magazine, Vol. 87, No.16, pp. 2313-2322.
- B. Kockar*, I. Karaman, A.V. Kulkarni, Y.I. Chumlyakov, and I.V. Kireeva, 2007, “Effect of Severe Ausforming via Equal Channel Angular Extrusion on the Shape Memory Response of a NiTi Alloy,” Journal of Nuclear Materials, A Special Issue in Honor of Professor Wechsler, Vol. 361, pp. 298-305.
- B. Kiefer, H.E. Karaca*, D.C. Lagoudas, and I. Karaman, 2007, “Characterization and Modeling of the Magnetic Field-Induced Strain and Work Output in Ni2MnGa Magnetic Shape Memory Alloys,” Journal of Magnetism and Magnetic Materials, Vol. 312, pp. 164-175.
- D. Meyer, H.J. Maier, J. Dadda, I. Karaman, and H.E. Karaca*, 2006, “Thermally and Stress-Induced Martensitic Transformation in CoNiAl Ferromagnetic Shape Memory Alloy Single Crystals,” Materials Science and Engineering A, Vol. 438-440, pp. 875-878.
- J. Dadda, H.J. Maier, I. Karaman, H.E. Karaca*, and Y.I. Chumlyakov, 2006, “Pseudoelasticity at Elevated Temperatures in [001] Oriented Co49Ni21Ga30 Single Crystals under Compression,” Scripta Materialia, Vol. 55, pp. 663-666.
- H.E. Karaca*, I. Karaman, B. Basaran*, D.C. Lagoudas, Y.I. Chumlyakov, and H.J. Maier, 2006, ”One-way Shape Memory Effect due to Stress Assisted Field-Induced Phase Transformation in Ni2MnGa Magnetic Shape Memory Alloys,” Scripta Materialia, Vol. 55, pp. 803-806.
- I. Karaman, H.E. Karaca*, B. Basaran*, D.C. Lagoudas, Y.I. Chumlyakov, and H.J. Maier, 2006, “Stress-Assisted Reversible Magnetic Field-Induced Phase Transformation in Ni2MnGa Magnetic Shape Memory Alloys,” Scripta Materialia, Vol. 55, pp. 403-406.
- B. Kockar*, I. Karaman, J.I. Kim, and Y.I. Chumlyakov, 2006, “A Method To Enhance Cyclic Reversibility of NiTiHf High Temperature Shape Memory Alloys,” Scripta Materialia, Vol. 54, pp. 2203-2208.
- H.E. Karaca*, I. Karaman, B. Basaran*, Y.I. Chumlyakov, and H.J. Maier, 2006, “Magnetic Field and Stress Induced Martensite Reorientation in NiMnGa Ferromagnetic Shape Memory Alloy Single Crystals,” Acta Materialia, Vol. 54, pp. 233-245.
- I. Karaman, A. V. Kulkarni* and Z.P. Luo, 2005, “Transformation Behavior And Unusual Twinning In A NiTi Shape Memory Alloy Ausformed Using Equal Channel Angular Extrusion,” Philosophical Magazine, Vol. 85, pp. 1729-1745.
- H.E. Karaca*, I. Karaman, Y.I. Chumlyakov, D.C. Lagoudas, and X.Y. Zhang, 2004, “Compressive Response of A Single Crystalline CoNiAl Shape Memory Alloy,” Scripta Materialia, Vol. 51, pp. 261-266.
- I.V. Kireeva, Y.I. Chumlyakov, E.G. Zakharova, and I. Karaman, 2004, “Shape Memory Effect and Superelasticity in Single-Phase Nickel Titanium Single Crystals,” Journal de Physique IV, Vol. 115, pp. 175-183.
- Y.I. Chumlyakov, E.Y. Panchenko, V.B. Aksenov, I.V. Kireeva, M.P. Kuksa, I. Karaman, and H. Sehitoglu, 2004, “The Shape Memory Effect and Superelasticity in Ni-Ti Single Crystals with One Variant of Dispersed Particles,” Journal de Physique IV, Vol. 115, pp. 21-28.
- Y.I. Chumlyakov, I.V. Kireeva, I. Karaman, E.Yu. Panchenko, E.G. Zakharova, A.V. Tverskov, A.V. Ovsyannikov, K.M. Nazarov, and V.A. Kirillov, 2004, “Orientational Dependence of Shape Memory Effects and Superelasticity in CoNiGa, NiMnGa, CoNiAl, FeNiCoTi, and TiNi Single Crystals,” Russian Physics Journal, Vol. 47, No.9, pp. 893-911.
- H.E. Karaca*, I. Karaman, D.C. Lagoudas, H. J. Maier, and Y.I. Chumlyakov, 2003, “Recoverable Stress Induced Martensitic Transformation in A Ferromagnetic CoNiAl Alloy,” Scripta Materialia, Vol. 49, pp. 831-838.
- I. Karaman, H.E. Karaca*, H.J. Maier, and Z.P. Luo, 2003, “The Effect of Severe Marforming on Shape Memory Characteristics of a Ti-Rich NiTi Alloy Processed Using Equal Channel Angular Extrusion,” Metallurgical and Materials Transactions A, Vol. 34A, pp. 2527-2539.
- Y.I. Chumlyakov, E.Y. Panchenko, V.B. Aksenov, I.V. Kireeva, M.P. Kuksa, I. Karaman, and H. Sehitoglu, 2003, “The shape memory effect and superelasticity in nickel-titanium single crystals aged under applied stress,” Journal de Physique IV, Vol. 112, pp. 799-802.
- H. Sehitoglu, R. Hamilton, D. Canadinc, X.Y. Zhang, K. Gall, I. Karaman, Y. Chumlyakov, H. J. Maier, 2003, “Detwinning in NiTi Alloys,” Metallurgical and Materials Transactions A, Vol. 34A, pp. 5-13.
- H.Sehitoglu, I. Karaman, X.Y. Zhang, Hong Kim, Y.I. Chumlyakov, Hans Maier, I. Kireeva, 2001, “Deformation of NiTiCu Single Crystals in Compression,” Metallurgical and Materials Transactions A, Volume 32A, March 2001, pp. 477-489.
- H.Sehitoglu, I. Karaman, X.Y. Zhang, Y.I. Chumlyakov, Hans Maier, 2001, “Deformation of FeNiCoTi Shape Memory Single Crystals,” Scripta Materialia, Volume 44, March 2001, pp. 779-784.
- H. Sehitoglu, R. Anderson, I. Karaman, K. Gall, and Y. I. Chumlyakov, 2001, ”Cyclic Deformation Behavior of Single Crystal NiTi,” Materials Science and Engineering A, Volume 314, pp. 67-74.
- K. Gall, H. Sehitoglu, R. Anderson, I. Karaman, Y. I. Chumlyakov, and I. Kireeva, 2001, ”On the Mechanical Behavior of Single Crystal NiTi Shape Memory Alloys and Related Polycrystalline Phenomenon,” Materials Science and Engineering A, Volume 317, pp. 85-92.
- H. Sehitoglu, J. Jun, X.Zhang, I. Karaman, Y. Chumlyakov, H. J. Maier, K. Gall, 2001, “Shape Memory and Pseudoleastic Behavior of 51.5%Ni-Ti Single Crystals in Solutionized and Overaged State,” Acta Materialia, Vol. 49, pp. 3609-3620.
- H.Sehitoglu, I. Karaman, X.Y. Zhang, A. Viswanath, Y.I. Chumlyakov, Hans Maier, 2001, “Strain-Temperature Behavior of NiTiCu Shape Memory Single Crystals,” Acta Materialia, Vol. 49, pp. 3621-3634.
- H.Sehitoglu, I. Karaman, R.Anderson, X.Y. Zhang, K. Gall, H.J. Maier, Y.I. Chumlyakov, 2000, “Compressive response of NiTi Single Crystals,” Acta Materialia, Vol. 48, pp. 3311-3326.
- K. Gall, H. Sehitoglu, Y. I. Chumlyakov, Y. L. Zuev, and I. Karaman, 1998, “The Role of Coherent Precipitates in Martensitic Transformations in Single Crystal and Polycrystalline Ti-50.8at%Ni,” Scripta Materialia, Vol. 39, No. 6, pp. 699-705.