Merkezler / Centers: Recent submissions
Now showing items 1-20 of 133
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Yeni İstanbul Uluslararası Öğrenciler İçin Türkçe Ders Kitaplarının İstanbul Kültürünü Yansıtmasına Genel Bir Bakış
(Mustafa Durmuş, 2024)Kültür, dil öğretiminde ihmal edilmemesi gereken bir husustur. Kültürel bağlama oturtulmayan dil eğitiminin temeli sağlam olmaz ve öğrenilenlerin kapsayıcılığı ve derinliği eksik kalır. Bu sebeple ders kitaplarında kültürü ... -
Characterization of Al/B4C–Y2O3 Hybrid Composites Produced by Vacuum Hot Pressing Combined with Al2O3–Y2O3 Interaction
(Elsevier, 2024)In this study, the Al/B4C/Y2O3 hybrid composites were produced by Al2O3 and Y2O3 interaction via hot pressing. Moreover, the influence of Y2O3 on the properties of Al/B4C 10 wt% was investigated. The hot pressing was ... -
Influence of Solution Treatment Process on the Properties of Duplex Stainless Steels: A Comparative Study on Microstructure and Corrosion Properties of UNS S32205 and UNS S32760
(Springer, 2024)The study investigated the effect of the solution treatment process on the corrosion behavior and microstructure of the duplex stainless steel. It was also aimed to reveal this effect comparatively depending on the ... -
Sonosynthesis and Artificial Intelligence-enhanced Characterization of PEGylated Camellia Sinensis-Encapsulated Zinc Oxide Nanoparticles: Cytotoxicity Capacity Against Cervical Cancer and Fibroblast Cells
(Taylor & Francis, 2024)In this study, we investigated the cytotoxicity of zincoxide nanoparticles (ZnO NPs) encapsulated in PEGylated Camellia sinensis extract (CL) against L929 fibroblasts and HeLa cervical cancer cells. Characterization ... -
Investigation of the Effect of Process Parameters and Geometry-Related Variations on Residual Stress for Aluminum 7050 Alloy Produced via Laser Powder Bed Fusion
(Springer, 2024)Laser powder bed fusion (L-PBF), one of the additive manufacturing methods, has gained an important place in several fields like aviation, space biomedical, etc., due to its advantages, such as producing complex shaped ... -
Influence of High-Velocity Oxy-fuel Sprayed Cr3C2-NiCr Coating on Corrosion and Wear Properties of AISI 2205
(Springer, 2024)In this study, Cr3C2/10%NiCr layer was deposited on the AISI 2205 duplex stainless steel by the HVOF technique. Microstructural, tribological and corrosion behaviors of the coated and uncoated samples were investigated. ... -
Electrochemical Corrosion Behaviour of UNS S32205 Duplex Stainless Steel Dependent on Sigma Phase Precipitation
(De Gruyter, 2024)In this study, the microstructure and electrochemical corrosion behavior of the UNS S32205 alloy were investigated. Firstly, the phase diagram of the studied samples was determined by Thermo-Calc 2022 software, and the ... -
Development of an Alternative Heat Treatment to the Traditional T6 Heat Treatment of AlSi10Mg Alloy Produced by Additive Manufacturing
(Springer, 2024)In this study, alternative solution heat treatments, applied at lower temperatures and shorter times, were applied to AlSI10Mg samples produced with the powder bed laser fusion technique. Thermocalc software was used to ... -
İslam Öncesi ve Sonrası ile Ayasofya Camii Geometrik Desenlerinin Mukayeseli Analizi
(İstanbul Üniversitesi Yayınevi, 2024)Bu çalışmada Ayasofya Camii’nde yer alan geometrik desenlerin pergel-cetvel (çizgilik) konstrüksiyonu ile çizimine ve arkalarında yatan geometrik sistemlere odaklanılmıştır. Neredeyse tüm İslam coğrafyasında sayısız örnekle ... -
Enhancement of Cytotoxic and Apoptotic Activity Through Oolong Tea Extract-mediated CuO/Cu2O Nanoparticles
(Elsevier, 2024)The development of multifunctional nanoformulations with enhanced anticancer activity and drug delivery potential is of increasing scientific importance. In this study, we synthesized and characterized copper oxide ... -
Sustainable Synthesis of Green Cu2O Nanoparticles using Avocado Peel Extract as Biowaste Source
(Turkish Chemical Society, 2024)In recent years, there has been a significant shift towards the production of advanced nanomaterials using sustainable methods, reflecting a heightened focus on reducing environmental impact and optimizing resource ... -
Microstructural, Hardness, and Wear Properties of Mg2Si-reinforced Al Matrix in-situ Composites Produced by Low Superheat Casting
(Elsevier, 2024)In this study, Mg2Si-reinforced A356 and A413 aluminum matrix composites were fabricated by low superheat casting using AM50 magnesium alloy as a source for the in-situ formation of Mg2Si particles. AM50 was added to each ... -
Investigation of Wear Behavior of PA 12 Matrix Ceramic Reinforced Composites Produced by Selective Laser Sintering Method
(Gazi University, 2024)In this study, ceramic-reinforced PA 12 matrix composites were fabricated by using Selective Laser Sintering (SLS) additive manufacturing method with different energy density values. Additionally, dry sliding wear tests ... -
Nanocomposites and Nanohybrids in Additive Manufacturing
(De Gruyter, 2023)Additive manufacturing (AM) has undergone significant technological development since its emergence in the 1970s. This development is expected to continue and take an important place in the manufacturing sector. Developing ... -
Heat Treatment of Additive Manufactured Metals
(Springer, 2023)Additive manufacturing systems, which have strict control processes before and after manufacturing, are used in many industries. The quality of the machine’s equipment and raw materials used directly affect the production ... -
Corrosion Behaviour of Additive Manufactured Metals
(Springer, 2023)Additive manufacturing is the production process in which a 3D CAD model is combined into layers, and the material is turned into a physical part. Additive manufacturing is an important technology that is very popular and ... -
The Comparison of Pullout Strengths of Various Producing Methods for Internal Screw Threads of Additive Manufactured Metal Parts
(Springer, 2023)Thread fastening is the primary method of joining components to construct a final product. Since thread coupling exists in many different industrial applications, this study aims to identify the proper manufacturing steps ... -
Thermoplastic Polymers and Polymer Composites Used in Selective Laser Sintering (SLS) Method
(Springer, 2023)Selective laser sintering (SLS) is a powder bed fusion (PBF) additive manufacturing (AM) technique that uses high-energy beams (laser beams, electron beams, or an infrared panel heater) to coalescence (or melt) ... -
Challenges in Additive Manufacturing Technology: Post Processing, Design and Material’s Selection
(Springer Nature, 2023)It is important to bear in mind that additive manufacturing (AM) did not emerge in isolation but rather built upon earlier technologies. The rapid adoption of 3D printing technology across industries serves as a testament ... -
Post-Processing in Additive Manufacturing Requirements, Theories, and Methods
(CRC Press Taylor & Francis Group, 2023)3D printing has always been seen as a promising technology for creating small, lowquality prototypes. As it is getting faster and more dependable, its applications are becoming more diversified. 3D printing involves adding ...