Makina Mühendisliği: Recent submissions

  • Experimental analysis and modeling of porous NiTi shape memory alloys 
    Özerim, Gülcan. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Porosity brings new features to NiTi SMAs, and raises its potential for biomedical applications. Although different techniques are provided in the literature for manufacturing porous NiTi samples, the subject is still open ...
  • Development of a bipropellant rocket engine with a focus on the injector 
    İskender, Enes Oğuz. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Access to space relies on powerful propulsion systems to take a spacecraft out of the Earth’s atmosphere. Currently, chemical propulsion systems are the only propulsion method that are able to provide the thrust levels ...
  • A numerical approach for predicting hemodynamic characteristics of 3D aorta geometry under pulsatile turbulent blood flow conditions using fluid-structure interaction 
    Saat, Ahmet. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Cardiovascular diseases are the leading cause of death all around the world and harm the society in terms of economically, socially, and psychologically. Hence diagnosing cardiovascular diseases as early as possible has ...
  • Band structure calculation of 3D ultrawide elastic metamaterials with embedded inertial amplification mechanisms 
    Tetik, Zafer Gökay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, phononic band structure of three dimensional (3D) ultrawide elastic metamaterials with embedded inertial amplification mechanisms are obtained. In order to achieve that, inertial amplification mechanisms ...
  • Design, manufacturing and testing of an ethanol 
    Uç, İbrahim Safa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Rocket engines are getting more popular day by day with the involvement of private companies in the space industry. Reusable rockets and lander vehicles are gaining more importance with the upcoming technologies regarding ...
  • Crack propagation analysis in elastomeric isolation bearings 
    Tıknaz, Emirhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    This thesis study focuses on the crack propagation analysis in elastomeric isolation bearings. One benchmark problem related to crack propagation analysis in a single-edge notch specimen and two problems related to interface ...
  • A two parameter characterization of edge cracked NiTi shape memory alloy under plane strain conditions 
    Merde, Oğuzhan Fikri. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Shape memory alloys (SMAs) are metallic systems that exhibit reversible, diffusionless, martensitic phase transformation. Employing finite element analyses, the stress fields and crack tip constraints generated are examined ...
  • Turbulent combustion modelling of fuels using LES 
    Güryuva, Serdar. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Combustion simulations with high fidelity turbulence models and detailed chemistry may suffer from high computational power requirements due to the combined cost of time-scale dissipation and small integration steps. Such ...
  • Adaptive boundary control using backstepping for 1D variable length string-mass system under disturbances 
    Szczesiak, Mateusz. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this thesis, an adaptive boundary control using delayed control methodology for a 1D wave equation is examined. The outlined problem is applied in the control of an ideal string- mass system with constant or time-varying ...
  • Nonlinear viscoelastic material modeling using nested linkage mechanisms 
    Özcan, Mustafa Umut. (Thesis (Ph.D.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, basic linear lumped elements such as springs and dashpots are used in nested linkage mechanisms in order to simulate and predict the mechanical behaviour of nonlinear viscoelastic materials. The proposed ...
  • Analysis of crack initiation in edge cracked NiTi shape memory alloy plate 
    Baykara, Onat. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Shape Memory Alloys (SMAs) are getting more known among scientist and the engineers day by day. Therefore, their industrial, military and also daily life applications are increasing. Their unique properties make them very ...
  • Design, production and testing of a micro scale ORC 
    Bayraktar, Berkhan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Energy efficiency and renewable energy technologies are becoming more and more important every day. Organic Rankine Cycle is a proven way of generation of power from low temperature heat sources. In this study a 1 kW ...
  • Plasmonic enhancement of absorption efficiency of nanoparticles for photothermal therapy applications 
    Tahmaz, Ege Şükrü. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Even though humanity is in a golden age when it comes to medical wonders, can cer is still one of the most common and deadly diseases in the world. One new treatment method is called photothermal therapy, which is the ...
  • Optimum design of stiffened composite cylindrical shells with a cutout for maximum buckling strength 
    Değer, Sezer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Thin-walled composite cylindrical shells have low resistance to buckling and out-of-plane deformations. Introducing a cutout to these structures reduces the load-carrying capacity of such structures drastically. One effective ...
  • Modified numerical method for thin film thermal conductivity calculation with micro-raman spectroscopy 
    Meydando, Taher. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Thin film materials have recently drawn a great attention for their wide range of applications in nano- and micro-scale devices. To overcome thermal issues associated with these devices, thin film materials must be ...
  • Ultrawide stop band in a 3D elastic metamaterial with inertial amplification mechanisms having cross flexure hinges 
    Otlu, Sedef Nisan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Inertial amplification is a new method to obtain phononic band gaps in peri odic structures. The aim in this thesis is to obtain an ultrawide stop band in three dimensions by using inertial amplification mechanisms. In ...
  • Experimental and numerical analysis of foam-filled composite structures subjected to axial crushing 
    Demir, Serdar. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Crash components in transport vehicles are significant structures for the application of the composite materials due to their high energy absorption capacities. Even better energy absorption values can be achieved by foam ...
  • Resource-aware cooperative delivery mission planning for UAV and AGV 
    Zabun, Ali Naci. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, a problem related to cooperative delivery mission planning of an unmanned aerial vehicle (UAV) and an autonomous ground vehicle (AGV) is con sidered. The problem is a new sub- variant of the Traveling Salesman ...
  • Design and implementation of a model predictive trajectory tracking controller for a quadcopter 
    Salman, Kübra Hilal. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    In this study, a trajectory tracking controller was designed for a quadcopter unmanned aerial vehicle (UAV), and its performance was evaluated by performing the necessary flight tests. As the controller approach, the model ...
  • Design and analysis of ultrawide elastic metamaterial for three- dimensional vibration isolation 
    Acar, Berkay. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 2022., 2022)
    Metamaterials are materials that are modified to bring in particular desired properties that are not inherited from original substance. Using number of techniques, materials can be engineered to have completely different ...

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