Graduate School of Natural and Applied Sciences, Thesis

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Thesis (25263)

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Aydın, Özlem (5)
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Engineering and Technology (2357)
Natural Sciences (772)
Social Sciences and Humanities (279)
Electrical engineering. (252)
Mechanical engineering. (236)

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1960 - 1979 (2467)
1980 - 1999 (6615)
2000 - 2019 (12728)
2020 - 2025 (3447)

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Master Thesis (21052)
Ph.D. Thesis (4190)
Thesis (25)

Recent Submissions

SYNTHESIS, CHARACTERIZATIONS, AND APPLICATIONS OF CONJUGATED SMALL MOLECULES AND POLYMERS FOR ORGANIC SOLAR CELLS AND ORGANIC LIGHT-EMITTING DIODES Karakurt, Oğuzhan; Çırpan, Ali; Dengiz, Çağatay; Department of Chemistry (2025-4-18) This thesis presents the design, synthesis, and characterization of advanced organic optoelectronic materials for organic solar cells (OSCs) and organic light-emitting diodes (OLEDs), with a focus on donor-acceptor (D-A) c...
DEVELOPMENT OF METAL HYDRIDE COUPLED PEM FUEL CELL SYSTEM Sezgin, Berna; Öztürk, Tayfur; Eroğlu, İnci; Department of Metallurgical and Materials Engineering (2025-4-16) Hydrogen is a key enabler of sustainable energy systems, offering high energy density and zero-carbon emissions. The transition to sustainable energy systems necessitates efficient hydrogen storage and utilization of hydro...
Design, structural optimization and experimental validation of an additively manufactured aerospace sandwich panel with different lattice cores Gençarslan, Hasan; Yaman, Ulaş; Department of Mechanical Engineering (2025-4-10) Sandwich structures are widely used in the aerospace and defense industries due to their high stiffness-to-weight ratio. However, conventional manufacturing methods constrain these structures to uniform foam or honeycomb c...
STRESSES IN A MULTIFERROIC THIN FILM - MULTI-LAYER COATING SYSTEM Şahin, Eren; Dağ, Serkan; Department of Mechanical Engineering (2025-4-10) Multiferroic or magneto-electro-elastic (MEE) materials, consisting of Piezoelectric (PE) and Piezo-magnetic (PM) phases, has coupling effects of mechanical deformation, electric and magnetic fields. The studies in this ar...
A materials informatics approach to understand processing-structure-property relationships in boron carbide ceramics Tarman, Ömer Gökhan; Sargın, Irmak; Department of Metallurgical and Materials Engineering (2025-4-10) The limited quantitative understanding of complex processing–structure–property relationships in ceramics, which hinders the development of new compositions and production routes, is particularly critical for boron carbide...
Investigation of anticipation in motor control using kinematic and kinetic metrics in a leader-follower task Eşme, İrem; Turgut, Ali Emre; Arıkan, Kutluk Bilge; Department of Mechanical Engineering (2025-4-10) Understanding the processes of motor learning and skill acquisition is crucial in domains ranging from rehabilitation to performance training. This thesis investigates the role of anticipation mechanisms in a controlled le...
Assessment of tsunami events in Eastern Aegean Sea Üstün, Hasan Sezgin; Yalçıner, Ahmet Cevdet; Department of Civil Engineering (2025-4-09) Tsunamis related to seismic events have been effective in the Aegean Sea throughout the history. 30 October 2020 Samos-Izmir Tsunami reminded the importance of the tsunami events in the Aegean sea. In this regard, the simi...
Effect of uncertainty in wind on wind-hydro hybrid system Gündoğdu, Onur; Kentel Erdoğan, Elçin; Department of Civil Engineering (2025-4-09) Energy management remains a critical challenge in today’s energy sector, where efficient storage and utilization are essential. Historically, fossil fuels have dominated energy production due to their ease of storage compa...
Vulnerability of coastal archaeological sites of Turkey to sea level rise Kösem, İremnaz; Özyurt Tarakcıoğlu, Gülizar; Department of Civil Engineering (2025-4-09) Coasts have always been the centers of cultural exchange and trade, which can be seen clearly by the cultural heritage sites left behind. Those sites hold the essence of a society with its art and history, in addition to p...
Efficiency of cross-flow vs stack-assisted natural ventilation for exhausting cooking fumes and odours in apartment kitchens Sungun, Ceren Gül; Elias Özkan, Soofia Tahira; Department of Building Science in Architecture (2025-4-08) Ventilation shunt flues in apartment kitchens utilise the principle of natural convection, with rising warm air playing a critical role. Apartment kitchens are designed for mechanical ventilation during cooking using a kit...
A comparative study on computational methods for determining strut and tie model Albayrak, Can; Kurç, Özgür; Department of Civil Engineering (2025-4-08) The Strut-and-Tie Model is used in the shear design of deep and short reinforced concrete members where traditional design methods are not applicable. A Strut and Tie Model is a truss analogy representing a reinforced conc...
Development of model predictive feed-rate control for force control applications in milling Akkoyun, Mehmetcan; Çalışkan, Hakan; Özşahin, Orkun; Department of Mechanical Engineering (2025-4-08) In this thesis, a model predictive feed-rate control method is proposed to control the total process force acting on the cutting tool in milling. The method consists of two stages. Firstly, an optimal feed-rate profile for...
Development of an indoor topological navigation framework for mobile robots using 360-degree cameras Oydu, Onur; Koku, Ahmet Buğra; Durmaz, Murat; Department of Robotics (2025-4-7) This thesis presents the development of an innovative topological navigation framework for mobile robots operating in indoor environments. A metric-free vision-based navigation system using 360-degree cameras is proposed t...
Integration of industry into the city: key design strategies Altan, Zeynep; Çalışkan, Olgu; Urban Design in City and Regional Planning Department (2025-4-7) The city and industry have been dynamic elements that have shaped each other throughout history, to the extent that their development and transformations cannot be considered separately. Despite this interactive relationsh...
Use of food web bioaccumulation modeling to estimate human exposure to organic compounds via fish consumption Kayan, Ayşegül İdil; İmamoğlu, İpek; Department of Environmental Engineering (2025-4-07) In this study, the Aquatic Foodweb and TMF Model was used to predict bioaccumulation potentials of hydrophobic organic pollutants monitored in lakes in Türkiye. Data available in the literature was used for predicting spec...
Development of a Chatter Detection Technique in Machining Operations Using External Sensor Data Öztürk, Serhat Can; Özşahin, Orkun; Çalışkan, Hakan; Department of Mechanical Engineering (2025-4-7) In the scope of this presented thesis, a chatter detection method to be used in machining processes is developed. To start the development, signals are acquired of acceleration and sound over time, by accelerometers and mi...
A novel scalable global alignment method for 3D reconstruction Üstündaş, Şahin Umutcan; Şahin, Erol; Akbaş, Emre; Department of Computer Engineering (2025-4-07) One of the core challenges in 3D Vision is the estimation of 3D scene geometry. Traditionally, this task was predominantly tackled with well-established and time-tested methods such as Structure-from-Motion, a pipeline of ...
CHARACTERIZING NOVEL RNA EDITING SITES IN THE 3'UTR OF F11R IN BREAST CANCER Karagözoğlu, Deniz; Erson Bensan, Ayşe Elif; Department of Molecular Biology and Genetics (2025-4-7) ADAR enzymes catalyze adenosine-to-inosine (A-to-I) RNA editing, a crucial post-transcriptional modification that shapes the epitranscriptome. By changing RNA stability, splicing, and translation, this alteration substanti...
THE PORTRAIT OF THE PRIVATE RENTAL SECTOR IN TÜRKİYE: STRUCTURAL CHALLENGES & REGIONAL DISPARITIES Acar, Merve; Özdemir Sarı, Özgül Burcu; Department of City Planning (2025-4) Türkiye has faced various challenges in the rental housing market over time. However, recent market fluctuations and rising rent crisis debates have made addressing structural issues in this field essential. Unlike many de...
Timber construction hands-on training supported by virtual reality Şener, Begüm; Duman, Ayşe; İşler, Veysi; Department of Architecture (2025-4) The study focuses on creating an educational tool supportive of timber construction training and practices designed in the form of ‘Serious Game in a Virtual Reality Environment’. Adapting such an innovative approach to tr...

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