Güncel Gönderiler: Mühendislik ve Doğa Bilimleri Fakültesi
Toplam kayıt 1307, listelenen: 141-160
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Lignin activated carbon obtained by a environmentally friendly green production process using deep eutectic solvents
(Wiley, 2023)The aim of this study was to produce activated carbon (AC) from lignin obtained with deep eutectic solvents (DESs) of choline chloride–lactic acid. For this, lignin particles were produced using the DES. The DES lignin ... -
Nehirlerdeki Katı Madde Miktarının Bulanık Smgrt Yöntemiile Tahmini
(Kahramanmaraş Sütçü İmam Üniversitesi, 2021)Nehirlerdeki katı madde miktarının doğru tahmin edilmesi; kirliliğin belirlenmesi, akarsu taşımacılığı, barajömrünün tespiti vb. konularda oldukça önemlidir. Bu çalışmada, Çoklu Doğrusal Regresyon (ÇDR) BulanıkMantık- ... -
A Bandpass Frequency Selective Surface Filter for Earth Observation Satellite and Radar Applications
(Çukurova Üniversitesi, 2021)In this paper, a bandpass frequency selective surface filter has been suggested for the satellite and radar applications at X band frequency regime. The study has been conducted both numerically and experimentally in a ... -
Electrochromic Insight on Electro-Deposited Copolymers of Push-Pull Conjugated Systems with 3,4-Ethylenedioxythiophene (EDOT) and Other Conjugated Units
(Wiley, 2023)Third generation conducting polymers (CP) are push-pull type conjugated systems, which include both electron pushing and pulling units in their chemical structure. Push-pull design enables coarse and fine tuning in the ... -
Investigation of the wear behavior of FeNi36 alloy cut by WEDM method under different loads
(Emerald Publishing, 2023)PurposeFeNi36 (Invar-36) alloy is widely used in the fabrication of molding tools in aerospace industries but there remains a need to improve its wear and friction performance due to its relatively low hardness. The formation ... -
Effect of boriding on tribocorrosion behaviour of HSLA offshore mooring chain steel
(Elsevier, 2023)This study explores the transformative potential of boriding to enhance the tribocorrosion resistance of mooring chain steel for offshore environments. The boride layers formed at various temperatures (800 degrees C, 900 ... -
A New Shapley-Based Feature Selection Method in a Clinical Decision Support System for the Identification of Lung Diseases
(MDPI, 2023)The aim of this study is to propose a new feature selection method based on the class-based contribution of Shapley values. For this purpose, a clinical decision support system was developed to assist doctors in their ... -
Terrestrial biosphere water balance analysis: a mathematical model to predict the impacts of climate change on net water budget on global scale
(Corvinus University of Budapest, 2023)The industrial revolution triggered increased greenhouse gas emissions, disrupting the water cycle, and raising global temperatures by 2°C. This shift has induced extreme weather, rising sea levels, altered precipitation, ... -
An easy-to-produce HIS-based MIMO radio altimeter antenna design for aircraft
(Emerald Publishing, 2023)PurposeThe purpose of this study is to design a radio altimeter antenna whose production process is facilitated and can work with multiple-input multiple-output (MIMO) properties to provide space gain on the aircraft.Des ... -
High-Performance Ag-Doped Na0.67MnO2 Cathode: Operando XRD Study and Full-Cell Performance Analysis with Presodiated Anode
(American Chemical Society, 2023)The key challenges of Na-ion batteries are to design structurally stable electrodes and reach high-enough capacities with full-cells. In this study, we report the positive effects of Ag substitution/addition to Na0.67MnO2. ... -
Photovoltaic performance of magnetron sputtered antimony selenide thin film solar cells buffered by cadmium sulfide and cadmium sulfide/zinc sulfide
(Elsevier, 2023)Antimony selenide (Sb2Se3)-based thin-film solar cells have recently attracted worldwide attention as an abundant, low-cost, and efficient photovoltaic technology. The highest efficiencies recorded for Sb2Se3 solar cells ... -
Catalytic cracking of gas oil derived from heavy crude oil over biochar-based catalyst
(National Institute of Science Communication and Policy Research, 2023)In this study, the main target is to obtain high grade light commercial motor fuels from the catalytic cracking of the gas oil fraction by using a modified green catalyst biochar. For this aim, initially the biochar has ... -
Ensemble multi-attribute decision-making for material selection problems
(Springer, 2023)Material selection is influential in product design, manufacturing, and marketing. Appropriate material selection maximizes the performance of a product while minimizing its cost, whereas inappropriate material selection ... -
Problem areas of determining the sample size in qualitative research: a model proposal
(Emerald Publishing, 2023)PurposeThe lack of a definite standard for determining the sample size in qualitative research leaves the research process to the initiative of the researcher, and this situation overshadows the scientificity of the research. ... -
The effect of hexagonal boron nitride nanopowders addition on the mechanical behaviors of basalt fabric reinforced composites
(Emerald Publishing, 2023)PurposeThe purpose of this paper is to investigate the effect of doping element on the structural, thermal properties, mechanical performance and the failure mechanism of hexagonal nano boron nitride (h-BN)-reinforced ... -
Enhancing of Tribological, Mechanical and Microstructural Properties of HVOF Coated AISI 316 Steel by Boriding
(Springer, 2023)Boriding has been attempted to further improve the wear resistance of high-velocity oxygen fuel (HVOF) coatings, often used for corrosion, oxidation or wear resistant applications. For this purpose, different HVOF coatings ... -
Ensemble decision making for logistics center location
(Springer, 2023)Logistics centers are crucial for efficient and environmentally friendly transportation, storage, loading, unloading, maintenance, repair, and handling processes. Proper selection of a logistics center location is essential ... -
Tectonic implications of the February 2023 Earthquakes (Mw7.7, 7.6 and 6.3) in south-eastern Türkiye
(Elsevier, 2023)The series of earthquakes that took place on February 6, 2023 caused one of the saddest major calamities in Turkiye. The first major earthquake of magnitude Mw7.7 broke the Pazarcik and Erkenek segments moving north on the ... -
A Desirability-Based Solution Search Method for Sequential Optimization of the Hot Rolling Process
(American Society of Mechanical Engineers (ASME), 2023)Although it is an old technique, research on the hot rolling process maintains its importance because of its widespread usage in steel production and its requirement for a vast amount of resources, especially energy. The ... -
Graphene nanoplatelet-reinforced high entropy alloys (HEAs) through B4C incorporation: structural, physical, mechanical, and nuclear shielding properties
(Springer, 2023)This study aims to explicate the diverse roles of high entropy alloys within nuclear environments. The study extensively investigates the impact of B4C on the structural, physical, mechanical, and nuclear shielding properties ...
