Browsing by Author "Yapıcı, Güney Güven"
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An integrated design approach for a series elastic actuator: Stiffness formulation, fatigue analysis, thermal management
Yıldırım, Mehmet Can; Şendur, Polat; Bilgin, Onur; Gülek, Berk; Yapıcı, Güney Güven; Uğurlu, Regaip Barkan (IEEE, 2017-12-22)This paper presents an integrated mechanical design approach for the long-Term and repetitive use of series elastic actuators (SEAs). Already, computational models for series elastic actuator design have been developed in ... -
Investigation of the refrigerator bottom cabinet cavity acoustic behavior
Öztürk, Anıl (2013-08)This thesis investigates the computational and experimental analysis for the acoustic behavior of a bottom cabinet cavity in a refrigerator. The finite element and analytical approaches are used in order to determine the ... -
Low temperature behavior of ZK60 magnesium alloy after thermo-mechanical processing
Salahi, Salar (2017-08)Due to its low weight and good combination of mechanical strength and formability, wrought magnesium alloys containing zinc and zirconium are widely used in automotive and aerospace industries. Since mechanical properties ... -
Low-cycle fatigue behavior of friction stir-welded copper joints
Ghobadlou, Ali Hosseinzadeh; Salahi, Salar; Radi, Amin; Sajadifar, Seyed Vahid; Yapıcı, Güney Güven (Springer, 2021-11)Investigation of the fatigue response of friction stir-welded (FSWed) joints is especially important in the design and manufacturing of components with exposure to cyclic loading. In this study, cyclic response of FSWed ... -
Manufacturing and mechanical behavior of lightweight composites by accumulative roll bonding
Tahir, Furqan (2021-08-18)Severe plastic deformation (SPD) methods have received significant attention in fabricating a combination of similar and dissimilar metal composites. Accumulative roll bonding (ARB) is one of the SPD techniques employed ... -
Manufacturing and mechanical behavior of titanium-steel composite by accumulative roll bonding
Tahir, Furqan; Yapıcı, Güney Güven (Trans Tech Publications Ltd, 2021)Metal matrix composites have attracted interest for use in several engineering applications and this study focuses on the fabrication titanium and interstitial free steel composite and its mechanical performance. Accumulative ... -
Mechanical and wear properties of ultrafine-grained pure Ti produced by multi-pass equal-channel angular extrusion
Purcek, G.; Saray, O.; Kul, O.; Yapıcı, Güney Güven; Haouaoui, M.; Maier, H. J. (Elsevier, 2009-08-20)In this study, pure grade 2 Ti was processed via equal-channel angular extrusion (ECAE) for 8 and 12 passes following route-E at 300 °C. After processing, the microstructural evolution, tensile properties and wear behavior ... -
Mechanical behavior of constrained groove pressed stainless steel and pure zinc
Güler, Zeynel; Yapıcı, Güney Güven (Trans Tech Publications Ltd, 2021)Constrained groove pressing (CGP), a severe plastic deformation method, has been implemented on AISI 304 and commercially pure zinc samples in the present work. Four CGP passes were successfully applied to both materials ... -
Mechanical performance of layered metallic composites processed by accumulative roll bonding
Aljashaami, Dhyai Hassan Jawad (2019-08-20)Mechanical Performance of Layered Metallic Composites Processed by Accumulative Roll Bonding.--Multi-layered metal composites have received considerable attention due to their advanced mechanical and physical properties. ... -
On the development of a novel multi-phase high entropy alloy with transformation-induced plasticity effect
Radi, Amin; Asghari-Rad, P.; Kim, H. S.; Yapıcı, Güney Güven (Elsevier, 2022-06-05)In the present work, microstructural evolution, and mechanical behavior of a novel high entropy alloy (HEA) are investigated through thermo-mechanical processing. The homogenized samples possess a single-phase cubic structure ... -
On the fatigue and fracture behavior of keyhole-free friction stir spot welded joints in an aluminum alloy
Yapıcı, Güney Güven; Bajilane, Isam Jabbar Ibrahim (Elsevier, 2021-03)The target of this research study was to evaluate the shear-tensile and fatigue behavior of aluminum 6061 alloy welds, in two different heat treatment conditions, joined by the recently developed intermediate layer friction ... -
On the friction stir processing of additive-manufactured 316L stainless steel
Sajadifar, S. V.; Ghobadlou, Ali Hosseınzadeh; Richter, J.; Krochmal, M.; Wegener, T.; Bolender, A.; Heidarzadeh, A.; Niendorf, T.; Yapıcı, Güney Güven (Wiley, 2022-10)The novel combination of friction stir processing (FSP) and additive manufacturing (AM) is studied herein. Laser-based powder bed fusion of metals (PBF-LB/M) is used to establish 316 L stainless steel with a bimodal ... -
On the high-temperature flow response of friction stir processed magnesium metal matrix composites
Ghobadlou, Alı Hosseınzadeh; Yapıcı, Güney Güven (ASME, 2021-01-01)In the current work, multi-pass friction stir processing (FSP) was utilized to fabricate samples of fine-grained aluminum-zinc (AZ) magnesium alloy and its metal matrix composite (MMC). The microstructure and high-temperature ... -
On the low-cycle fatigue behavior of a multi-phase high entropy alloy with enhanced plasticity
Radi, Amin; Sajadifar, S.; Seyedmohammadi, Seyedveghar; Krochmal, M.; Bolender, A.; Wegener, T.; Niendorf, T.; Yapıcı, Güney Güven (Elsevier, 2023-08)A multi-phase non-equiatomic FeCrNiMnCo high entropy alloy (HEA) was fabricated using vacuum induction melting. Thermo-mechanical treatments consisting of cold rolling and annealing at 750 °C and 850 °C were employed to ... -
On the mechanical behavior of accumulative roll bonded lightweight composite
Aljashaami, Dhyai Hassan Jawad; Ghobadlou, Ali Hosseinzadeh; Yapıcı, Güney Güven (IOP Publishing, 2019-09)Multi-layered composites have received great interest due to their enhanced mechanical and physical properties. In this study, Al6061/Al2024 composites were processed by accumulative roll bonding as a severe plastic ... -
On the mechanical behavior of cold deformed aluminum 7075 alloy at elevated temperatures
Shojaei, Kambiz; Sajadifar, Seyed Vahid; Yapıcı, Güney Güven (Elsevier, 2016-07-18)In the present study, elevated temperature deformation behavior and microstructural evolution of 7075 aluminum alloy at annealed and cold rolled conditions were examined. Isothermal uniaxial tensile tests at a temperature ... -
On the strain rate sensitivity of a TRIP assisted high entropy alloy
Radi, Amin; Duygulu, O.; Işıl, Canay; Yapıcı, Güney Güven (Elsevier, 2023-02-15)In the present work, the strain rate sensitivity is investigated in a novel high entropy alloy with transformation-induced plasticity (TRIP) effect. Herein, it is aimed to reflect the effect of phase constitution on the ... -
Optimization of the intermediate layer friction stir spot welding process
Bajilane, Isam Jabbar Ibrahim; Yapıcı, Güney Güven (Springer Nature, 2019-09)Friction stir spot welding was performed for joining sheets of 2024 and 6061 aluminum alloys, which is otherwise difficult using conventional welding techniques. The presented approach utilizes an intermediate layer to ... -
Optimization of tpms lattice structures via hybridization and grading of the lattice morphologies
Owing to its excellent mechanical properties, triply periodic minimum surfaces (TPMS) lattice structures have recently gained more interest in engineering applications. The superior properties of these structures make it ... -
PVA/gelatin-based hydrogel coating of nickel-titanium alloy for improved tissue-implant interface
Şimşek, Görkem Muttalip; Barthes, J.; Muller, C.; McGuinness, G. B.; Vrana, N. E.; Yapıcı, Güney Güven (Springer, 2021-05)Nickel-titanium shape memory alloys have attracted notable interest for biomedical applications due to their unique properties. However, there are still some concerns on the potential release of nickel ions causing adverse ...
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