Graduate School of Natural and Applied Sciences

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Recent Submissions

Tarihi Dokuda Uyum-Uyumsuzluk: Amasya Yalıboyu Evleri Üzerine Morfolojik Bir Değerlendirme
Okumuş, Gökhan; Şahin Güçhan, Neriman (2022-05-05)
Tarihi dokular her dönemin bir öncekine eklemlenmesiyle sürekli değişen ve yeniden biçimlenenbir bütünü oluştururlar. Bu bütün farklı dönem ve kültürlerin değişen yaşam biçimleri,estetik anlayışları ve teknolojik gelişmele...
EXPLORING THE WAYS FOR INTEGRATING THE GREEN BOND WITH DECOUPLING PROJECTS THROUGH MONITORING AND EVALUATION: THE CARBON EMISSION ATLAS AND EXPERT SYSTEM (KAUS)
Çavuşoğlu, Şevval; Ataöv Demirkan, Anlı; Department of City and Regional Planning (2022-4-28)
More research in recent years has highlighted that the climate crisis is a consequence of the immense release of carbon emissions due to human activities. The negative side of the climate crisis is that it has led to sev...
PROCESSING CELLULOSE NANOCRYSTAL SUSPENSIONS FOR ALIGNED DEPOSITION
Kocaman, Ceren; Bukusoglu, Emre; Çulfaz Emecen, Zeynep; Department of Chemical Engineering (2022-4-26)
Precise control over membrane performance by tuning fabrication parameters is highly desirable. We developed ultrafiltration membranes by depositing cellulose nanocrystals (CNCs) of 180 nm length and 8 nm diameter on porou...
The role of urban agriculture in sustainable urban development, creation of social bonds and community formation
Erişen, Yağmur; Akkar Ercan, Zübeyde Müge; Urban Design in City and Regional Planning Department (2022-4-18)
With the ever-increasing urbanization, sustainable urban development has gained more importance. Actions to achieve sustainable urban development have been discussed from many perspectives. One of the prescribed actions fo...
Comparative life cycle assessment of uranium recovery from brine
Altay, Melike Benan; Kurt, Zöhre; Department of Environmental Engineering (2022-4-15)
With the increase in world population and the associated increase in raw material, clean water, and energy demands, seeking for innovative and sustainable methods to decrease the human-made environmental footprint becomes ...
Comprehensive modeling of heat and mass transport in a micropillar evaporator
Yuncu, Göksel; Dursunkaya, Zafer; Akkuş, Yiğit; Department of Mechanical Engineering (2022-4-05)
Thin-film evaporation and the replenishing capillary liquid flow have paramount importance for various technological applications spanning from desalination to electronics cooling. With the developments enabling faster and...
Variational smoothing for extended target tracking with random matrices
Kartal, Savaş Erdem; Orguner, Umut; Department of Electrical and Electronics Engineering (2022-4-05)
In this thesis, two Bayesian smoothers are proposed for random matrix based extended target tracking (ETT). The proposed smoothers are based on the variational Bayes techniques and they are derived for an extended target m...
Distinctive role of region-specific institutions in regional entrepreneurship patterns: evidence from turkish regions
DEMİRDAĞ, İsmail; Eraydın, Ayda (2022-04-01)
There are substantial differences in the entrepreneurship levels of different regions. Recent studies have shown that supply- and demand-side determinants fall short of explaining the level and type of entrepreneurship of ...
Cement and hydroxyethyl methyl cellulose interaction: The performance of cement-based adhesives
Tangüler Bayramtan, Meltem; Aleessa Alam, Burhan; Sucu, Melike; Delibas, Tughan; Yaman, İsmail Özgür (2022-04-01)
Cellulose ethers are often used to improve the properties of cement-based ceramic adhesives during their setting and hardening stages. The chemical and structural characteristics of a cellulose ether significantly improve ...
DISCRETE TIME/COST TRADE-OFF PROJECT SCHEDULING PROBLEM - AN APPLICATION TO THE MINISTRY OF HEALTH PROJECTS
Akbudak, Özlem; Azizoğlu, Meral; Karakaya, Gülşah; Department of Industrial Engineering (2022-4)
The Discrete Time/Cost Trade-off (DTCT) problem is a widely studied and important research area in project scheduling literature. Decision-makers try to select the best schedule alternative when there are two or more confl...
Climate Change 2022: Mitigation of Climate Change
Skea, Jim; Shukla, Priyadarshi; Kılkış, Şiir (Cambridge University Press, Cambridge (MA), USA , 2022-04-01)
THE EFFECT OF NANOSCALE SURFACE TOPOGRAPHY ON ADHESION, PROLIFERATION AND PROTEIN EXPRESSION OF NEURONAL CELLS
Mimiroğlu, Didem; Yanık, Tülin; Ercan, Batur; Department of Biochemistry (2022-3-30)
Neural guidance channels (NGCs) are tubular structures that are placed between distal and proximal ends of a damaged nerve to support the regeneration process. NGCs should support neural cell functions, conduct electrical ...
Almost periodic solutions of recurrently structured impulsive neural networks
Top, Gülbahar; Akhmet, Marat; Department of Mathematics (2022-3-28)
This thesis aims to conduct detailed and precise neural networks research with impulses at nonprescribed moments in terms of periodic and almost periodic solutions. Most of the actions in nature modeled by neural networks ...
Search for New Cathode Compositions for Mildly Acidic Zn-MnO2 Batteries
Akbaş, Yiğit; Kalay, Yunus Eren; Öztürk, Tayfur; Department of Metallurgical and Materials Engineering (2022-3-25)
This thesis focuses on finding a new MnO2-based cathode composition(s) for Zn-ion batteries. For this purpose combinatorial approach was employed using thick film cathodes deposited via magnetron sputtering. The system und...
Effect of meteorology and transport on particle concentrations and size distribution in Eastern Mediterranean atmosphere
Uzunpınar, Elif Sena; Tuncel, Süleyman Gürdal; İmamoğlu, İpek; Department of Environmental Engineering (2022-3-25)
This study aims to examine the relationship between particle sizes and processes in the atmosphere and the effect of dust transport on particle size distribution. Number (0.2 μm to 32 μm) and mass (PM1, PM2.5, and PM10) co...
Design of attitude estimation algorithms for inertial sensors only measurement scenarios
Candan, Batu; Söken, Halil Ersin; Department of Aerospace Engineering (2022-3-24)
This thesis proposes four novel robust Kalman filter algorithms for attitude estimation using only the measurements of an inertial measurement unit. Efficiency and optimality of the Kalman filter based attitude filters are...
Understanding Urban Accessibility of Persons with Reduced Mobility: Analysis of Legal, Spatial, Societal, and Administrative Barriers
Erçetin, Cihan; Babalık, Ela; Department of City and Regional Planning (2022-3-16)
Accessibility is a right for all. To access urban services, spatial components of urban space needs to enable each single possible trip routes free from any barriers; barriers related with legislative framework, urban spac...
IMPACT OF CLIMATE CHANGE OVER THE VARIABILITY OF DROUGHT CHARACTERISTICS OVER 25 BASINS OF TURKEY
Ersoy, Nuri Erhan; Yılmaz, Mustafa Tuğrul; Department of Civil Engineering (2022-3-11)
Analyzing the effects of drought and making accurate predictions for the future under changing climate conditions are of great importance in the agricultural, drinking water, industrial and ecosystem policies to be determi...
FREQUENCY-DOMAIN SYSTEM IDENTIFICATION OF F-16 LONGITUDINAL DYNAMICS
Ergazi, Nazife Ege; Yavrucuk, İlkay; Gürsoy, Gönenç; Department of Aerospace Engineering (2022-3-10)
The longitudinal dynamics of F-16 aircraft in a level trim, unaccelerated flight are identified using frequency-domain system identification techniques. The nonlinear system is excited by sine sweep elevator input, and ang...
PRODUCTION AND CHARACTERIZATION OF AMORPHOUS SILICON THIN-FILM SOLAR CELLS ON FLEXIBLE SUBSTRATES WITH LASER TEXTURING
DEMİRCİOĞLU, ZEYNEP; Turan, Raşit; Department of Physics (2022-3-10)
Thin-film photovoltaic (PV) panels are promising technologies in the PV market due to their low production costs and other advantages such as temperature resistance and diffuse radiation performances. Thin-film photovoltai...
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