Graduate School of Natural and Applied Sciences

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Recent Submissions

Analysis of ECM Techniques and Development of ECCM for FMCW Applications Eser, Doğancan; Demir, Şimşek; Koç, Seyit Sencer; Department of Electrical and Electronics Engineering (2024-12-18) This thesis proposes a slow time phase coded FMCW technique as an ECCM method, accompanied by analysis, simulations, and practical implementation across various frequency bands. The slow time phase coding technique, utiliz...
Determination of Contents of Histophilus Somni Outer Membrane Vesicles (OMVs) and Their Immunogenic Potential Aktaş, Caner; Özcengiz, Gülay; Department of Molecular Biology and Genetics (2024-12-17) Histophilus somni, formerly known as Haemophilus somnus is a Gram-negative bacterium currently classified as a member of the Haemophilus Actinobacillus Pasteurella (HAP) group. It causes the disease histophilosis involving...
A comparison of hydrate formation conditions determination methods Azazi, Taylan; Parlaktuna, Mahmut; Department of Petroleum and Natural Gas Engineering (2024-12-06) Gas hydrates represent a significant potential in global natural gas reserves; however, they cause major operational challenges, particularly during subsea deep-well drilling, well testing, and natural gas pipeline transmi...
Trajectory optimization of a lifting re-entry vehicle Kaçmaz, Sibel; Özgen, Serkan; Department of Aerospace Engineering (2024-12-6) Lifting re-entry trajectory optimization for hypersonic vehicles has attracted significant global attention, particularly within the defense industry due to their exceptional speed and range capabilities. Despite the numer...
DESIGN STRATEGIES FOR HARNESSING THE SOLAR ENERGY POTENTIAL FOR POSITIVE ENERGY DISTRICTS: AN OPTIMIZATION METHOD BASED ON EVOLUTIONARY ALGORITHMS Yılmaz, Ataberk; Gürsel Dino, İpek; Taylan, Onur; Department of Architecture (2024-12-6) Buildings account for a significant portion of energy consumption and greenhouse gas emissions worldwide, emphasizing the critical need for a transition to clean energy solutions. Positive Energy Districts (PEDs) have em...
Failure Analysis of Curved Fiber Reinforced Composite Beam using State Based Peridynamics Haliloğlu Celiloğlu, Erhan; Çöker, Demirkan; Dördüncü, Mehmet; Department of Aerospace Engineering (2024-12-06) Composite materials are favored for their specific stiffness and strength properties in airframe design. However, benefits obtained in lightweight and tailored design fade due to complexity in material qualification and st...
Implementation and evaluation of an age-aware Wi-Fi uplink Balcı, Alperen; Uysal, Elif; Department of Electrical and Electronics Engineering (2024-12-06) This thesis addresses the novel approach to enhance the efficiency and freshness of wireless communication networks by integrating the concept of Age of Information (AoI) within the existing Wi-Fi 802.11 standards framew...
Estimation of carbon dioxide emissions in steel industry of Türkiye using statistical methods Altuğ, Kerem Can; Yıldırım, Betül; Department of Petroleum and Natural Gas Engineering (2024-12-6) Steel production has been a prominent industry causing the recent increase in greenhouse gas emissions and their massive global impact. Given the urgent global need for effective emission control, Türkiye, especially in th...
Exploring the effects of coded excitations and pulse compression on the performance of magneto-acousto-electrical tomography with magnetic field measurements in mr magnet Gözü, Mehmet Soner; Gençer, Nevzat Güneri; Department of Electrical and Electronics Engineering (2024-12-06) This thesis investigates the effects of coded excitations and pulse compression techniques on the performance of Magneto-Acousto-Electrical Tomography (MAET) with magnetic field measurements in MR magnet. MAET maps conduct...
Modification of Surfaces Using Polymers Towards Preparation of Functional Coatings Terzioğlu, İpek; Erel Göktepe, İrem; Banerjee, Sreeparna; Department of Polymer Science and Technology (2024-12-6) In this thesis study, self-polymerization of dopamine (DOP) in the presence of tannic acid (TA) was examined in 0.05 M Tris HCl buffer at pH 8.5 and 25 °C. Single-and multi-layer films of co-deposited polydopamine (PDA) an...
Investigation of the anti-angiogenic effects of antidepressant drug imipramine on glioblastoma cell line Çabuk, Deniz; Adalı, Orhan; Department of Biology (2024-12-06) Imipramine is a tricyclic antidepressant used in the treatment of certain psychiatric disorders by inhibiting the reuptake of norepinephrine and serotonin at presynaptic nerve terminals. The potential direct or indirect ef...
Investigation of the effects of the antipsychotic drug Chlorpromazine on nitric oxide synthesis activity in the T98-G human glioblastoma cell line as a potential anticancer mechanism of action Polat, Janset Mehlika; Adalı, Orhan; Department of Molecular Biology and Genetics (2024-12-06) Chlorpromazine is an antipsychotic drug that is used in the treatment of schizophrenia and other various psychiatric disorders and draws attention with its anti-cancer properties. Studies have shown that this drug has an a...
The pressure effect on particle size distribution of recycling NdFeB magnets Özaltun, Gizem; Akdeniz, Mahmut Vedat; Çakır, Öznur; Department of Metallurgical and Materials Engineering (2024-12-5) Rare earth permanent magnets (REPMs), specifically NdFeB magnets, play a crucial role in industries due to their improved magnetic performance. However, sustainable alternatives, such as recycling, are needed, as there are...
3D pose uncertainty estimation for visual aided navigation Temür, Ramazan; Alatan, Abdullah Aydın; Department of Electrical and Electronics Engineering (2024-12-5) In Simultaneous Localization and Mapping (SLAM) technologies, it is crucial to navigate unknown environments by utilizing sensor measurements. Navigation systems consist of different types of sensors, such as IMUs, GNSS re...
Chitosan-Based Hydrogel with Polyphenol Release in Non-Load Bearing Bone Tissue Urhal, Melike Beyza; Keskin, Dilek; Tezcaner, Ayşen; Department of Biomedical Engineering (2024-12-5) Injectable hydrogels have emerged as promising biomaterials for regenerative medicine due to their versatility, biocompatibility, and injectability. In this study, an injectable hydrogel composed of chitosan and aldehyde c...
STRUCTURAL FRAMEWORK OF THE TAVŞAN GOLD DEPOSIT Oğuz, Furkan; Bozkurt, Erdin; Department of Geological Engineering (2024-12-05) The Tavşan Gold Deposit, situated along the boundary between the Tavşanlı and Afyon Zones in northwestern Anatolia, is hosted by diverse geological history involving ophiolitic complexes, accretionary wedges, and continent...
PYROLYSIS OF POLYLACTIC ACID USING BIFUNCTIONAL CATALYST Sökmen, Uğur; Sezgi, Naime Aslı; Dilek Hacıhabiboğlu, Çerağ; Department of Chemical Engineering (2024-12-04) Polylactic acid is a promising polymer thanks to being biodegradable. PLA could be utilized to diminish environmental problems caused by non-biodegradable petroleum-based polymers. However, misconceptions about the biodegr...
Investigation of Functional Properties of Aquafaba From Different Legume Sources And Its Application in Microwave-Infrared Baked Cakes Akbin, Alara Çağdan; Şümnü, Servet Gülüm; Yolaçaner, Elif; Department of Food Engineering (2024-12-4) The aim of this study was to determine the effects of egg white replacement by aquafaba (obtained from different legume sources which are cowpea and lupin) at different levels (0-50-100%) on the batter rheology and the cak...
UZAKTAN ÇALIŞMANIN ESNEKLİĞİ: ÜÇÜNCÜ YER OLARAK KAHVE EVLERİ ANKARA ÇUKURAMBAR Çavdaroğlu, İbrahim; Yetişkul Şenbil, Emine; Department of City and Regional Planning (2024-12-4) This master’s thesis examines the utilization of coffee houses as third places for remote work, with a particular focus on the Çukurambar district of Ankara. According to Ray Oldenburg's definition of "Third Place," sites ...
A CRITICAL ASSESSMENT OF 2038 ANKARA ENVIRONMENTAL PLAN: GHOST URBANIZATION Bek, Elif Nur; Sargın, Güven Arif; Department of Architecture (2024-12-4) This thesis aims to analyze the spatialization processes of Ankara within the framework of the 2038 Ankara Environmental Plan, in order to understand the modes of production of the modern city and explain the multidimensio...

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