Department of Mechanical Engineering

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Özgüven, Hasan Nevzat (208)
Ciğeroğlu, Ender (115)
Konukseven, Erhan İlhan (111)
Koku, Ahmet Buğra (109)
Turgut, Ali Emre (83)

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Mechanical engineering. (231)
Mechanical Engineering (165)
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1961 - 1979 (404)
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2020 - 2024 (459)

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Recent Submissions

Effect of nanoheterogeneities on the fracture toughness and tensile ductility of CuTa metallic glass thin films
Behboud, Ali B.; Fadaie, Amir; Motallebzadeh, Amir; ŞEHİRLİ, SERVET; Özerinç, Sezer (2024-04-05)
Nanoheterogenenous metallic glasses (MG) can offer improved ductility through a nanoscale modulation in their mechanical properties. However, the relationship between the modulation parameters and the mechanical behavior i...
Biochar gasification: Insights from pyrolysis atmospheres and gasification heating rates
Akgül, Alican; Akın, Süleyman Şener; Güleç, Fatih; Kazanç Özerinç, Feyza (2024-03-15)
Gasification is a promising technology for the synthesis of syngas and hydrogen, with char reactivity being a pivotal factor in the design of industrial gasifiers. Despite extensive studies on the gasification characterist...
Fracture toughness of AlTiN coatings investigated by nanoindentation and microcantilever bending
Kaygusuz, Burçin; Motallebzadeh, Amir; Karadayı, Özcan; Kazmanlı, Muhammet Kürşat; Özerinç, Sezer (2024-02-15)
Metal nitride coatings are increasingly used in MEMS applications. The brittle nature of these coatings makes fracture one of the main failure mechanisms during operation. Therefore, quantifying the fracture toughness of n...
A Novel Approach for Local Structural Modification of Nonlinear Structures
Ceren Ekinci, E.; Bülent Özer, M.; Özgüven, Hasan Nevzat (2024-01-01)
Structural modification methods provide powerful tools to calculate the dynamic behavior of a modified structure from that of the original one. In general, either the modal properties or responses of the original structure...
A Non-retracted Path Generation Algorithm for Material Extrusion Type of Additive Manufacturing
Ozcan, Melih; Hergul, Yigit; Yaman, Ulaş (2024-01-01)
Path planning algorithms are utilized in various fields to improve the efficiency of the defined tasks. Regarding extrusion based additive manufacturing (AM) technologies, an optimized path performs the same task in less t...
Humanized brain organoids-on-chip integrated with sensors for screening neuronal activity and neurotoxicity
Saglam-Metiner, Pelin; Yıldırım, Ender; Dincer, Can; Basak, Onur; Yesil-Celiktas, Ozlem (2024-01-01)
The complex structure and function of the human central nervous system that develops from the neural tube made in vitro modeling quite challenging until the discovery of brain organoids. Human-induced pluripotent stem cell...
Four-Bar Function Generation Using Excel Solver
Söylemez, Eres; Kiper, Gökhan (2024-01-01)
The Chapter presents a simple and efficient way of approximating a function with a four-bar mechanism using four or five design parameters including one or both of the initial crank angles. The method only involves solutio...
Experimental Modal Analysis of Structures with High Nonlinear Damping by Using Response-Controlled Stepped-Sine Testing
Karaağaçlı, Taylan; Özgüven, Hasan Nevzat (2024-01-01)
In the last decade, various promising nonlinear modal identification techniques have been developed based on the nonlinear normal mode (NNM) concept. Most of these techniques rely on the phase resonance testing approach wh...
Close-contact melting and natural convection in unconstrained melting: A parametric study
Baghaei Oskouei, Seyedmohsen; Li, Zi-Rui; Bayer, Özgür; Fan, Li-Wu (2024-01-01)
Close-contact melting (CCM) is a phenomenon that can be achieved in latent thermal energy storage (LTES) units where the falling of solid PCM is realized. On the other hand, natural convection (NC) plays an important role ...
Effect of Structural Parameters on the Nonlinear Vibration of L-Shaped Beams
Ekici, Yigitcan; Ciğeroğlu, Ender; Yazıcıoğlu, Yiğit (2024-01-01)
In this chapter, nonlinear vibration analysis of L-shaped beams is performed for different structural parameters, and the effects of these parameters are observed. The L-shaped beam is composed of two beams joined end to e...
A rotary extrusion system with a rectangular-orifice nozzle: toward adaptive resolution in material extrusion additive manufacturing
Gharehpapagh, Bahar; Dilberoglu, Ugur M.; Yaman, Ulaş; Dolen, Melik (2024-01-01)
Material extrusion additive manufacturing (MEAM) has revolutionized the production of complex designs while minimizing the amount of effort required due to its simple production pipeline. However, MEAM naturally comes with...
The TRChallenge: Experimental Quantification of Nonlinear Modal Parameters and Confrontation with the Predictions
Bhattu, Arati; Jamia, Nidhal; Hermann, Svenja; Müller, Florian; Scheel, Maren; Özgüven, Hasan Nevzat; Schwingshackl, Christoph; Krack, Malte (2024-01-01)
In recent years, the prediction of the behavior of structures with high-level nonlinearities has been a challenging area of research. In 2021, the Tribomechadynamics Research Challenge was proposed to evaluate the current ...
Nonlinear Vibration Analysis of a Two-Blade System with Shroud-To-Shroud Contact by using Response Dependent Nonlinear Normal Modes
Ahi, Tahsin; Ciğeroğlu, Ender; Özgüven, Hasan Nevzat (2024-1)
Periodic forced response analysis of nonlinear real systems is a computationally demanding task. In order to reduce the computational burden, different approaches are proposed in the literature. The reduced computational e...
Extension and Experimental Verification of an Efficient Re-Analysis Method for Modified Non-linear Structures
Ekinci, Ceren; Karaağaçlı, Taylan; Çelik, Furkan Kaan; Özer, Mehmet Bülent; Özgüven, Hasan Nevzat (2024-1)
Design changes often occur during engineering applications. Although there are numerous methods to implement these changes and efficiently calculate dynamic responses of modified linear systems; modification methods applic...
Experimental Sub-structuring for Linear and Nonlinear Connection Dynamics: A Tutorial - Part 2: Nonlinear Joints
Özgüven, Hasan Nevzat (2024-1)
High-order discontinuous Galerkin methods with finite volume subcells for compressible flows on simplices
Karakuş, Ali; Unnikrishnan, Umesh; Patel, Saumil (2023-12-21)
This work presents GPU-accelerated nodal discontinuous Galerkin methods for supersonic and hypersonic flows with finite volume subcell stabilization on simplices. Our approach merges the favorable attributes of the discont...
Sodium salt surface interactions affect single particle combustion behavior of biomass, coal, and their chars
Akın, Süleyman Şener; Akgül, Alican; Kazanç Özerinç, Feyza (2023-12-15)
Sodium salt additions provide an effective route for tuning the combustion behavior of solid fuels. The salt-fuel surface interactions play a key role in combustion, as demonstrated by low heating rate experiments. High he...
Data-driven hyperelasticity, Part II: A canonical framework for anisotropic soft biological tissues
TİKENOĞULLARI, OĞUZ ZİYA; Açan, Alp Kağan; Kuhl, Ellen; Dal, Hüsnü (2023-12-01)
In this work, we present a novel anisotropic data-driven hyperelasticity framework for the constitutive modeling of soft biological tissues that allows direct incorporation of experimental data into the constitutive model,...
Design of a microfluidic device for immunoaffinity-based isolation of circulating tumor cells with minimal clogging
Sen-Dogan, Begum; Yıldırım, Ender; Sahin, Sebnem; Ozgur, Ebru; Zorlu, Ozge; Külah, Haluk (2023-12-01)
Combining bioaffinity-based techniques with microfluidics is an effective strategy for the selective isolation of rare circulating tumor cells (CTCs) among peripheral blood cells. In this scope, designing a microfluidic ch...
An improved peridynamic approach for fatigue analysis of two dimensional functionally graded materials
Altay, Ugur; DÖRDÜNCÜ, MEHMET; Kadıoğlu, Fevzi Suat (2023-12-01)
This study investigates the fatigue behavior of functionally graded materials (FGMs) within an enhanced peridynamic (PD) framework that eliminates the need for surface and volume correction factors. FGMs offer mechanical a...
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