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On-site hydrogen-rich gas production from diesel: A comprehensive study on catalyst development with nickel and diverse metal oxides (MgO, La2O3, CeO2, SiO2) supported on alumina
Sahingoz, Nurbanu Cakiryilmaz; Talu, Kerem; OKTAR, NURAY; Doğu, Timur; Pamuk, Ibrahim (2024-11-25)
The study aimed to investigate the impact of nickel-incorporating diverse metal oxides (MgO, La2O3, CeO2, SiO2) supported on alumina on the Diesel steam reforming reaction. Catalytic activity tests were performed within a ...
Sustainable development of energy, water and environment systems as a key opportunity for decarbonisation
Kılkış, Şiir; Krajačić, Goran; Duić, Neven; Rosen, Marc A.; Ahmad Al-Nimr, Moh'd (2024-11-15)
Visionary action for integrating across systems towards decarbonisation is a crucial need for better respecting the life-support systems of the planet and providing benefits for humanity. Upholding this guiding vision, the...
Urban emissions and land use efficiency scenarios for avoiding increments of global warming
Kılkış, Şiir (2024-10-30)
Urban areas have key roles in climate mitigation, including increasing renewable energy penetration in smart energy systems. The potential of urban areas in limiting global warming, however, is not quantified. This researc...
Binaries again! Revisiting the urban-rural question through geographies of discontent
Özatağan, Güldem; Eraydın, Ayda (2024-10-01)
A decade ago, leading scholars suggested that the ‘extended’ and ‘planetary’ form contemporary urbanisation has taken blurred demarcations of urban and rural and rendered the urban-rural binary an obsolete conceptual categ...
A new energy-economy-environment modeling framework: Insights from decarbonization of the Turkish power Sector towards net-zero Emission targets
Kat, Bora; Şahin, Ü.; Teimourzadeh, S.; Tör, O.B.; Voyvoda, Ebru; Yeldan, A.E. (2024-09-01)
The power sector plays a crucial role towards decarbonization for many economies, especially in line with the net-zero targets to limit global warming to 1.5 °C. Technical constraints intrinsic to the sector, penetration o...
Historical evolution of structural optimization techniques for steel skeletal structures including industrial design applications
Saka, Mehmet Polat; Hasançebi, Oğuzhan; Eser, Hasan; Geem, Zong Woo (2024-08-29)
This study covers the review of algorithms developed for the optimum design of steel skeletal structures from the first article published in 1960 until to date. The paper initially describes the mathematical formulation of...
Investigating antimicrobial behavior of thymol/Zn encapsulated hierarchically structured zeolite and thymol release kinetics
Binay, Melda Isler; KART, DİDEM; Akata Kurç, Burcu (2024-08-01)
A new bioactive material was proposed by encapsulating thymol molecules and Zn2+ cations within the post-modified intracrystalline voids of hierarchical zeolite X crystals. To enhance the accessibility of thymol molecules ...
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....
Hydrogeological characterization of low permeability medium for conceptualization of a mine site in Eastern Turkey
TAYYAR, DOĞUKAN; EKMEKÇİ, MEHMET; Yazıcıgil, Hasan (2024-06-01)
The mining site in Eastern Anatolia of Turkey were encounter a significant risk of slope instability within the operational area. One of the processes that govern slope stability is the pore water pressure distribution. Th...
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...
A Novel Semantic Content-Based Retrieval System for Hyperspectral Remote Sensing Imagery
Ömrüuzun, Fatih; Yardımcı Çetin, Yasemin; Leloğlu, Uğur Murat; Demir, Begüm (2024-04-01)
With the growing use of hyperspectral remote sensing payloads, there has been a significant increase in the number of hyperspectral remote sensing image archives, leading to a massive amount of collected data. This highlig...
Structural and Functional Impacts of Extended N-Terminal End of the Small Heat Shock Protein Tpv HSP 14.3
Zabci, S.; Kocabıyık, Semra (2024-04-01)
Abstract: Small heat shock proteins (sHSPs) are composed of the α-crystallin domain, which is highly conserved, and variable N-terminal and C-terminal domains. In contrast to the α-crystallin domain, structures of the flan...
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...
Translating Earth system boundaries for cities and businesses
Bai, Xuemei; et. al. (2024-02-01)
Operating within safe and just Earth system boundaries requires mobilizing key actors across scale to set targets and take actions accordingly. Robust, transparent and fair cross-scale translation methods are essential to ...
Extraction and classification of channels from LiDAR in plains by channel tracking
Arghavanian, Azar; Leloğlu, Uğur Murat (2024-01-01)
Accurate and detailed maps of irrigation and drainage networks in plains are imperative for efficient water management. Conducting field surveys of these networks proves to be expensive and labor-intensive. Besides, manual...
Stress field analysis of functionally graded polar orthotropic disk on a rigid inclusion subjected to variable angular velocity
Motameni, Ali; Farukoğlu, Ömer Can; KORKUT, İHSAN; Gürbüz, Rıza (2024-01-01)
This paper analytically examines the stresses occurring on a functionally graded polar orthotropic variable thickness disk within the elastic region. The disk geometry is assembled on a solid rigid inclusion which is rotat...
Bilayer wound dressing composed of asymmetric polycaprolactone membrane and chitosan-carrageenan hydrogel incorporating storax balsam
Nakipoğlu, Mustafa; Özkabadayı, Yasin; Karahan, Siyami; Tezcaner, Ayşen (2024-01-01)
A comprehensive approach is needed to develop multifunctional wound dressing that is simple yet efficient. In this work, Liquidambar orientalis Mill. storax loaded hydroxyethyl chitosan (HECS)-carrageenan (kC) based hydrog...
Naval Air Defense Planning problem: A novel formulation and heuristics
Arslan, Caner; Karasakal, Orhan; Kırca, Ömer (2024-01-01)
This article focuses on air defense in maritime environment, which involves protecting friendly naval assets from aerial threats. Specifically, we define and address the Naval Air Defense Planning (NADP) problem, which con...
Contribution of cellulose nanofibrils on the strengthening and toughening of neat and blended polylactide specimens; and the differences after 3D-printing
Sarı, Burcu; Kaynak, Cevdet (2024-01-01)
The main purpose of this study was to use “green materials” approach by investigating effects of only 1 wt% Cellulose Nanofibrils (CNF) on the strengthening and toughening of neat and blended polylactide (PLA) biopolymer m...
Obtaining cellulose nanocrystals by acid hydrolysis procedure; and their use as reinforcement in polylactide biocomposites
Sarı, Burcu; Kaynak, Cevdet (2024-01-01)
In the first step of this study, purpose was to obtain and characterize cellulose nanocrystal (CNC) particles by applying sulfuric acid hydrolysis method to the starting material of microcrystalline cellulose (MCC) fibrils...
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