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Now showing items 78-97 of 112
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A New Natural Secondary Reference Material for Garnet U-Pb Dating by TIMS and LA-ICP-MS
(Thomas C. Meisel, 2023)Gem quality andradite-rich garnet (IUC-1), obtained from the Miocene trachyte dome near Ankara city (Turkey), has been identified as a potential natural secondary reference material for U-Pb dating. In this study, U-Pb ... -
A Novel 3D Printed Air-Cooled Fuel Cooler Heat Exchanger for Aviation Industry
(Taylor & Francis Ltd., 2022)Unmanned aerial vehicles are expected to complete their missions even in adverse weather conditions. Overheating in the engine area may occur, particularly at high speeds due to using the full engine throttle. Another ... -
The Novel Hybrid Lattice Structure Approach Fabricated by Laser Powder Bed Fusion and Mechanical Properties Comparison
(Mary Ann Liebert, 2022)Aluminum-based cellular structures are gaining a huge traction in several applications, including lightweight aircraft, military equipment, and heat exchangers. With additive manufacturing, the fabrication of complex periodic ... -
A Novel Synchronous Scanning Strategy in Laser Powder Bed Fusion and Effect on Mechanical Properties of Industrial Gears
(Springer, 2023)The effect of LPBF process parameter change on production results has been the subject of many studies. In this study, innovative synchronous scanning strategy in LPBF production system and the effect of this scanning ... -
Numerical Investigation of Heat Current Study Across Different Platforms in SLM Processed Multi-Layer AlSi10Mg
(Elsevier, 2018)Selective Laser Melting (SLM) of three dimensional multi-layer model is being numerically investigated using finite element method with academic ANSYS software. The temperature distribution and melt pool formation with ... -
Öğretmen Algılarına Göre Okul Müdürlerinin Liderlik Stilleri
(Hasan Ali Yücel Eğitim Fakültesi, 2015)Bu araştırmanın amacı; okul müdürlerinin liderlik stillerinin incelenmesidir. Araştırmada; betimsel tarama modeli kullanılmıştır. Araştırmanın verileri 2014 yılında, İstanbul ili, Kadıköy ilçesi sınırları içinde Milli ... -
Öğretmenlerin Örgütsel Vatandaşlık Davranışlarına İlişkin Görüşleri
(Marmara Üniversitesi, 2015)Bu çalışmanın amacı, öğretmenlerin örgütsel vatandaşlık davranışlarına ilişkin görüşlerinin incelenmesidir. Araştırmada betimsel model kullanılmıştır. Araştırmanın verileri 2013-2014 eğitim-öğretim yılında, İstanbul ili ... -
Örgütsel Vatandaşlık Davranışları: Kavramsal Gelişimi ve Eğitim Örgütleri Açısından Etkileri
(Hasan Ali Yücel Eğitim Fakültesi, 2015)Örgütsel vatandaşlık davranışları (ÖVD), örgütlerin etkili ve başarılı olmasında çok kritik bir role ve öneme sahiptir. Bu durum, eğitim örgütleri için de aynıdır. ÖVD, okullardaki kaliteli eğitim ve öğretimin temel ... -
Parameters Optimization for Horizontally Built Circular Profiles: Numerical and Experimental Investigation
(Elsevier, 2018)Selective laser melting (SLM), a type of additive manufacturing (AM) process, is chosen for direct fabrication of powder-based functional metallic objects. The designing of small circular geometries or overhang surfaces ... -
Post‑Process Drilling of AlSi10Mg Parts by Laser Powder Bed Fusion
(Springer, 2023)In the last decade, additive manufacturing (AM) technologies have had an extraordinary research interest in each of the relevant topics: essential manufacturing method development, raw materials, optimization of process ... -
Precipitation of Carbides in A Nickel-Based Cast Heat-Resistant Alloy During Thermal Exposure: Evolution of Microstructure, Hardness and Corrosion Properties
(De Gruyter, 2023)Ni-based G-NiCr28W alloy, which is widely preferred in high-temperature applications, has an austenite matrix as well as carbides dispersed in the structure. The morphology of the carbides in the structure varies depending ... -
The Preparation and Biomedical Applications of Self Assembled Two Dimensional Sandalose Gum Supported Polyvinyl Alcohol/Alginate Bio Polymeric Nanoparticles
(Springer, 2022)In this study, green self-assembled two-dimensional (2D) bio-preservatives were prepared for the sonosynthesis of sandalose gum-supported bio-polymeric nanoparticles (PNPs) with excellent biological activities. Polyvinyl ... -
The Probable Effects of the Migration Problem on the Future of Brexit and the European Union
(Peterlang, 2020)The North African and Arab countries entered into a change with the popular uprisings that began in Tunisia in 2011 and later emerged in Egypt, Libya, Yemen, and, finally, Syria, and this situation was called as the “Arab ... -
Processing and Characterization of Hollow Glass-Filled Polyamide 12 Composites by Selective Laser Sintering Method
(Taylor & Francis Ltd, 2020)Selective Laser Sintering (SLS) is an accepted and improving technique for additive manufacturing in many different areas, from the applications of aerospace to automotive, consumer products to dental and medical materials. ... -
Production of Metallic Parts by Additive Manufacturing
(IMMC, 2014-09)The additive manufacturing technology has been introduced early in 1980s, since then it became one of the key technologies to manufacture everything from prosthetic limbs to aircraft parts in many industries. In this ... -
Pseudo‑Relevance Feedback Based Query Expansion Using Boosting Algorithm
(Springer, 2021)Retrieving relevant documents from a large set using the original query is a formidable challenge. A generic approach to improve the retrieval process is realized using pseudo-relevance feedback techniques. This technique ... -
Recycling of Additive Manufactured Alsi10mg and İts Effect on Mechanical Properties
(Elsevier, 2022)Energy savings and sustainability have become the critical factors for economic development. Recycling of aluminum has been studied for a long time. It is well known that there is a significant difference in terms of energy ... -
Recycling of Laser Powder Bed Fusion Scraps in Conventional Plastic Injection Systems
(Springer, 2023)It is known that plastic materials, separated from the circular economy, are divided into small pieces over many years and create risks by mixing with nature, seas, freshwater resources, and terrestrial ecosystems in micro ... -
Reviving Ottoman Bird Palaces and Retro Approach with Additive Manufacting Method
(Elsevier, 2019)In recent years, three-dimensional printing technology has begun to be used as an alternative production technique as well as classical methods with technological developments. The Additive manufacturing (AM) production ... -
The Role of Heat Treatments on Wear Behaviour of 316L Stainless Steel Produced by Additive Manufacturing
(Elsevier B.V., 2022)In this study, 316L stainless steel (SS) samples were produced using Direct Laser Metal Sintering (DMLS) method with standard parameters. Specimens were heat-treated at 650, 950, and 1150 ◦C for 2 h following the ...
