Graduate School of Natural and Applied Sciences

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Recent Submissions

Development and functionalization of electrospun fiber coated thin film microextraction devices for rapid mass spectrometric determination of biologically important polar molecules Öztürk, Merve; SALİH, BEKİR; Eroğlu, Ahmet E.; Boyacı, Ezel (2024-06-15) Rapid diagnosis of diseases is one of the challenging areas in clinical research. From the analytical chemist's perspective, the main challenges are isolating the compounds from the bio-specimen and lengthy analysis times....
Visions for climate neutrality and opportunities for co-learning in European cities Kılkış, Şiir; Ulpiani, Giulia; Vetters, Nadja (2024-05-01) Cities represent unique spaces for climate mitigation where wide-ranging action to reduce emissions meets ambition and collaboration. This research work distils climate neutrality narratives for 362 cities that expressed i...
Enhancing circular economy adoption in the industrial steel construction industry: a blockchain-based information flow framework Demir, Berkan; Birgönül, Mustafa Talat; Dikmen Toker, İrem; Department of Civil Engineering (2024-4) The circular economy (CE) is an economic model that focuses on reducing waste and maximizing the efficient use of resources. It aims to extend the life cycle of products and materials by promoting recycling, reuse, and oth...
Effects of nutrient depletion on translational regulation in HCT-116 Colorectal cancer cells MENEMENLİ, NAZLI ŞEVVAL; Banerjee, Sreeparna; Erel Göktepe, İrem; Department of Biochemistry (2024-3-29) Limited nutrient supply in the tumor microenvironment can activate numerous stress response pathways in order to ensure survival. Our research demonstrated that exposing HCT-116 cells to a nutrient-depleted medium containi...
Low-complexity hardware-aware high dimensional channel estimator Aydoğdu, Ahmet Çağrı; Balevi, Eren; Department of Electrical and Electronics Engineering (2024-3-27) Deep generative models have recently garnered much interest beyond natural language processing (NLP) and computer vision (CV). This is mainly because generative models could be utilized in any domain where synthetic data g...
NANOCELLULOSE MEMBRANES VIA LAYER-BY-LAYER ASSEMBLY Aydın, Onur Kaan; Çulfaz Emecen, Pınar Zeynep; Erel Göktepe, İrem; Department of Chemical Engineering (2024-3-26) Membrane filtration is a cost-effective alternative to traditional separation processes and is diversely applied in treating aqueous streams. While organic solvents may be purified via membrane filtration, many common me...
Tailoring titanosilicate molecular sieves by vanadium substitution for humidity sensing applications Davoudnezhad, Ramona; Kuzyaka, Duygu; Akata Kurç, Burcu (2024-03-15) There is a great interest in developing humidity sensors with enhanced sensitivity at all relative humidity (RH) ranges. To explore this, vanadium (V)-incorporated titanosilicate microporous thin films were successfully fa...
Designing Non-Invasive Quality Control Methods for ‎Pharmaceutical Drugs ALAM, Hani; Öztop, Halil Mecit; Özvural, Emin Burçin; Department of Biotechnology (2024-3-11) The quality of pharmaceutical products is a critical aspect of the pharmaceutical industry that attempts to ensure that they meet the required safety and efficacy standards. Quality control ensures that these products are ...
Urban food system transition via circular economy: The case of Karşıyaka, İzmir Ozcam, Zeynep; Pınarcıoğlu, Mehmet Melih; Department of City and Regional Planning (2024-3-11) The post-industrial society faces “multiple crises” arising from the effects of human systems on the environment. Cities, as the places of consumption, are places where the multiple crises converge and deeply manifest them...
Quantifying uncertainties in fragility function parameter estimation for structural modeling uncertainties Ünal, Barış; Askan Gündoğan, Ayşegül; Erberik, Murat Altuğ; Department of Civil Engineering (2024-3-11) Large-scale seismic risk assessments have a crucial role in disaster management planning. Ensuring the resilience of communities against seismic events necessitates the accurate assessment of structural vulnerabilities. In...
THE SOURCES OF JUSTIFICATION USED BY UNIVERSITY STUDENTS AND THEIR CHANGE DURING ARGUMENTATION PROCESS Aydın Şengüleç, Özlem; Özdemir, Ömer Faruk; Department of Secondary Science and Mathematics Education (2024-3-8) This research aims to examine the sources of justification upon which students base their claims and observe how faithfully they adhere to these sources or change their justifications in an argumentation environment create...
The effect of inelastic behavior of beam-to-column connection regions on the seismic performance of RC frame structures Akın, Umut; Burak Bakır, Burcu; Department of Civil Engineering (2024-3-06) The seismic behavior of reinforced concrete frame structures substantially depends on the response of beam-column connection regions as revealed by prior experimental research studies. Accurate evaluation of the nonlinear ...
COMPRESSED EXPOSURE SEQUENCES FOR HDR IMAGING SEKMEN, SELİN; Akyüz, Ahmet Oğuz; Department of Computer Engineering (2024-3-6) High dynamic range (HDR) imaging techniques offer photographers the ability to capture the full range of luminance in real-world scenes, overcoming the limitations of capture and display devices. One popular method for cre...
Path guiding method for wavefront path tracing: A memory efficient approach for GPU path tracers Yalçıner, Bora; Akyüz, Ahmet Oğuz; Department of Computer Engineering (2024-3-04) In this thesis, we propose a path guiding algorithm to be incorporated into the wavefront style of path tracers. As the wavefront technique of path tracers is primarily implemented on Graphics Processing Units (GPUs), the ...
DATA-DRIVEN AND KNOWLEDGE-ASSISTED MODEL-BASED FRAMEWORKS FOR SUPPORTING FACILITY MAINTENANCE Altun, Murat; Akçamete Güngör, Aslı; Department of Civil Engineering (2024-3-4) Efficient facility maintenance management enhances operational functionality while reducing costs. In practice, however, the lack of (i) historical work order records or their completeness, (ii) updates or complete documen...
SYNTHESIS AND CHARACTERIZATION OF MAGNESIUM TETRABORATE-BASED MULTIFUNTIONAL FLAME RETARDANTS AND THEIR APPLICATION FOR FLAME RETARDANCY OF POLYURETHANE Çelik, Muzaffer Gençay; Yılmaz, Ayşen; Department of Chemistry (2024-3-03) Boron compounds have low toxicity and diverse molecular structures, making them effective flame-retardant additives in polymer-based materials with various mechanisms of action. These additives are used alone or in combina...
Investigation of Advanced Methods and Strategies for Hybrid Manufacturing Process Planning Dilberoğlu, Mecid Uğur; Yaman, Ulaş; Dölen, Melik; Department of Mechanical Engineering (2024-3) Additive manufacturing (AM) often leads to parts with suboptimal surface quality and poor dimensional accuracy due to the nature of the layer-wise production technique. This issue is especially pronounced in material extru...
Progressive failure analysis of unidirectional composites through mean-field homogenization and mixed-mode phase field fracture approach Atasoy, Mert; Kayran, Altan; Department of Aerospace Engineering (2024-3) This study introduces a new mixed-mode phase-field model for brittle fracture built upon Miehe et al.’s AT2 phase-field method with strain threshold definition. The proposed method offers results independent of the crack b...
Development of an interferometric technique for measuring the profiles of thin liquid films Ağartan, Yiğit Ata; Dursunkaya, Zafer; Çetin, Barbaros; Department of Mechanical Engineering (2024-3) The development of electronic devices with higher performance in a smaller volume with advancing technology has increased the heat fluxes generated in the device. This problem has increased the use of passive cooling devic...
DECONSTRUCTIVISM AND DECONSTRUCTION: A CRITICAL RE-EVALUATION OF DERRIDA THROUGH HEIDEGGER WITH REGARD TO ARCHITECTURE Eskandarnezhad, Obeid; Erkılıç, Mualla; Department of Architecture (2024-3) Deconstructivism in architecture flourished in the 80s after influence of Derrida’s deconstruction in architecture. Displacement, fragmentation, and disorder are among those attributions of deconstructivism that resulted i...

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