Graduate School of Natural and Applied Sciences, Thesis

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Thesis (25145)

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Author
Aydın, Özlem (5)
Aktaş, Caner (4)
Kocakuşak, Oktay (4)
Korkmaz, Ozan (4)
Yürük, Hüseyin (4)

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Engineering and Technology (2260)
Natural Sciences (748)
Social Sciences and Humanities (264)
Electrical engineering. (252)
Mechanical engineering. (236)

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1960 - 1979 (2467)
1980 - 1999 (6615)
2000 - 2019 (12728)
2020 - 2025 (3129)

Item Type
Master Thesis (20994)
Ph.D. Thesis (4130)
Thesis (25)

Recent Submissions

Formulation and characterization of isomalt based hard candy
Doğdu, Sarper; Öztop, Halil Mecit; Özvural, Emin Burçin; Department of Food Engineering (2025-1-10)
In the confectionery industry, the demand for sugar-free products is increasing day by day. In hard candies, the quality parameters of sugar-free products are based on many physical and sensory properties. The preservation...
Bridging AI and Personalization: From Social Media Insights to Targeted Marketing
Çetinkaya, Yusuf Mücahit; Toroslu, İsmail Hakkı; Department of Computer Engineering (2025-1-10)
In today's digital landscape, integrating artificial intelligence (AI) and personalization is vital for understanding and engaging audiences on social media platforms. This thesis investigates scalable AI-driven methods to...
Electrochemical reduction of tungsten disulfide to tungsten in molten salts
Yılmaz, Olgun; Karakaya, İshak; Erdoğan, Metehan; Department of Metallurgical and Materials Engineering (2025-1-10)
Electrochemical reduction of tungsten disulfide (WS2) was investigated under constant voltage. The cell and anode designs were successfully developed. The effects of key process parameters including temperature, the compos...
Recycling SMC waste through pyrolysis for sustainable production of automotive components
Durmuş, Barkın; Güvenç Yazıcıoğlu, Almıla; Kazanç Özerinç, Feyza; Department of Micro and Nanotechnology (2025-1-10)
Due to their crosslinked structure, conventional methods cannot reuse thermoset composites, and recycling methods are expensive or harmful. These composites contain valuable inorganic components crucial for a circular econ...
Lie Algebra Based Augmented State EKF Design For Information Fusion in Odometry
Yalçın, Haktan; Saranlı, Afşar; Ankaralı, Mustafa Mert; Department of Electrical and Electronics Engineering (2025-1-10)
Rigid transformations or rotation matrices, which inherently do not belong to any vector space, are frequently encountered in state estimation. However, many state estimation frameworks are designed to operate on vector sp...
Seismic performance of post-tensioned cast-in-place reinforced concrete beams
Tuncer, Ertürk; Binici, Barış; Department of Civil Engineering (2025-1-10)
Post-tensioning is an efficient solution for reinforced concrete beams in long-span moment-resisting frame systems. This study experimentally investigates the seismic performance of post-tensioned reinforced concrete beams...
Bucketing Ranking-Based Losses For Efficient Training of Object Detectors
Yavuz, Feyza; Kalkan, Sinan; Akbaş, Emre; Department of Computer Engineering (2025-1-10)
Object detection is a fundamental computer vision task that focuses on classifying and locating objects in an image. Classification and localization of objects are commonly supervised with score-based loss functions, e.g.,...
SYNTHESIS OF F AND Cl CONTAINING NOVEL QUINOXALINE-BASED CONJUGATED POLYMERS FOR ORGANIC SOLAR CELL
Aydın, Sevgi; Çırpan, Ali; Yıldırım, Erol; Department of Chemistry (2025-1-09)
In this study, the benzodithiophene-based donor molecules and selenophene π-bridged quinoxaline-based novel acceptor molecules were polymerized by a Stille Cross-coupling reaction to produce nine donor-conjugated polymers....
DEVELOPMENT OF LIQUID CRYSTAL BASED NANOPARTICLE SENSORS
Karausta, Aslı; Büküşoğlu, Emre; Aydoğan, Nihal; Department of Chemical Engineering (2025-1-9)
Liquid crystal (LC) exhibits both the flow properties of liquids and long-range orientational ordering of crystalline solids. Since the ordering of LCs can be controlled by the fine scale of energetics, they have remarkabl...
Solidification and microstructure formation of nickel based superalloy 718PLUS
Karadede, Berkhan; Kalkanlı, Ali; Department of Metallurgical and Materials Engineering (2025-1-09)
Alloy 718PlusTM is a Ni-based superalloy developed by ATI Allvac to increase Alloy 718 maximum service temperature by 55°C. Alloy 718 is widely used in aero gas turbine engines for its excellent performance at temperatures...
Development of a pump-controlled double rod electro-hydrostatic actuator
Özbaş, Cumhur; Çalışkan, Hakan; Department of Mechanical Engineering (2025-1-8)
This thesis addresses the modeling, state estimation, and robust control of Electro- Hydrostatic Actuators (EHA) for high-precision applications. A detailed mathematical model of the EHA system, encompassing hydro-mechanic...
Identification and categorization of defects in construction specifications by utilizing NLP
Madenli, Özgür; Atasoy Özcan, Güzide; Dikmen Toker, İrem; Department of Civil Engineering (2025-1-08)
Construction specifications are crucial parts of design and contract documents. Defective specification statements can cause not only a faulty outcome but also disputes among project stakeholders, claims for project budget...
New electrospinning strategies for the preparation of solid-phase microextraction coatings
Şahin, Alper; Boyacı, Ezel; Department of Chemistry (2025-1-8)
Solid phase microextraction (SPME) is a well-known, versatile sample preparation technique with several critical advantages. The versatility of SPME comes from the availability of a large variety of extractive phases and h...
Analysis and design of highly transparent and efficient antenna
Eralp, Mehmet Emre; Aydın Çivi, Hatice Özlem; Baktur, Reyhan; Department of Electrical and Electronics Engineering (2025-1-8)
This thesis investigates the analysis, design, and fabrication of optically transparent antennas, addressing the trade-offs between transparency and radiation efficiency. Transparent monopole and patch antennas are explore...
DESIGN AND CHARACTERIZATION OF HIGH PERFORMANCE EXTENDED SHORT-WAVELENGTH INFRARED PHOTODETECTORS WITH BACKSIDE REFLECTOR
Satılmış, Mert; Bek, Alpan; Arslan, Yetkin; Department of Micro and Nanotechnology (2025-1-7)
This thesis examines the growth, fabrication, and performance optimization of InAsP/InGaAs E-SWIR photodiodes with a 2.55 µm cut-off wavelength. It consolidates insights from books, articles, and theses, serving as a valua...
DEVELOPMENT OF FERROELECTRIC CERAMICS AND THEIR COMPOSITES FOR ELECTROMAGNETIC APPLICATIONS
Süer, Başar; Dericioğlu, Arcan Fehmi; Aydın Çivi, Hatice Özlem; Department of Metallurgical and Materials Engineering (2025-1-07)
Ferroelectrics like BaTiO3 and BaxSr1-xTiO3 (BST) draw great attention for applications in devices operating at microwave frequencies commonly used for wireless electronic systems. Modern systems necessitate reconfigurable...
Reinstituting Knowledge On Construction Techniques And Materials Of A Late Ottoman Imperial Building: Istanbul Archaeological Museum
Üstoğlu Coşkun, Deniz; Şahin Güçhan, Neriman; Conservation of Cultural Heritage in Department of Architecture (2025-1-07)
19th century was the period of westernization of Ottoman Empire. This century involved various social, economic, political and military changes, which also led to advances in architectural technology such as new constructi...
SEDIMENTOLOGICAL AND GEOCHEMICAL DYNAMICS OF EASTERN EDREMIT BAY DURING HOLOCENE
Kartal, Pir Çağatay; Yücel, Mustafa; Tezcan, Devrim; Department of Earth System Science (2025-1-7)
Comprehensive field and laboratory investigations were carried out to explain the relationships between sedimentation, tectonic activity, and climatic conditions in the Edremit Bay (Gulf of Edremit) during the Late Pleisto...
Comparative studies of carboranethiol self-assembled monolayers on gold surfaces
Yalçın, Caner; Danışman, Mehmet Fatih; Yerci, Selçuk; Department of Micro and Nanotechnology (2025-1-07)
The behavior, structure, and stability of carboranethiol self-assembled monolayers on gold and, occasionally, silver substrates were investigated. Primary attention was given to how molecular structure and bonding preferen...
UTILIZATION OF GAUSSIAN SPLATTING IN VISUAL SLAM
Sarıkamış, Furkan Aykut; Alatan, Abdullah Aydın; Computational Design and Fabrication Technologies in Department of Architecture (2025-1-7)
3D Gaussian Splatting has emerged as a promising alternative to neural implicit representations in SLAM systems. However, current methods often lack dense depth maps or tailored designs for large-scale environments. To add...
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