Başlık için Merkezler / Centers listeleme
Toplam kayıt 129, listelenen: 70-89
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Investigation of High Energy Single Pulse Effect on Micro Arc Oxidation (MAO) Process on Aluminium
(Avestia Publishing, 2019)Micro Arc Oxidation (MAO) was applied by using high-energy anodic/cathodic pulses with various pulse durations. Anodic and cathodic pulse couples were kept at a constant voltage of 500 volts. Energy of each pulse increased ... -
Investigation of Inhibitory Effects of Chitosan on Pitting and Electrochemical Corrosion Behavior Caused by Sigma Phase in Duplex Stainless Steels (DSS)
(Pleiades journals, 2021)In this study, as a result of the heat treatment parameters applied to 2205 duplex stainless steel (DSS), the sigma phase formed in the microstructure and changes in the corrosion behavior of DSS due to this sigma phase ... -
Investigation of Manufacturability and Efficiency of Micro Channels with Different Geometries Produced by Direct Metal Laser Sintering
(Springer, 2021)Manufacturability without supports in design studies for additive manufacturing (AM) brings many advantages such as time, cost, part surface quality, and design freedom. It is thought that the geometries that can be ... -
Investigation of teachers' perceptions of organizational citizenship behavior and their evaluation in terms of educational administration
(Academic Journals, 2016)The aim of this study is to investigate teachers' perceptions of organizational citizenship behaviors and to evaluate them in terms of educational administration. Descriptive survey model was used in the research. The ... -
Investigation of the Effect of Heat Treatment Conditions on Hardness Properties of Maraging Steels Produced by Additive Manufacturing
(Kerim Çetinkaya, 2021)Additive Manufacturing (AM) technology produces parts in layers and offers design freedom (3D design), zero waste, reduced expensive tool material requirements, and improved mechanical properties. Maraging steels have ... -
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 ... -
Investigation of the Effects of Different Heat Treatment Parameters on the Corrosion and Mechanical Properties of the AlSi10Mg Alloy Produced with Direct Metal Laser Sintering
(Wiley Online Library, 2019)In this study, AlSi10Mg samples produced by the direct metal laser sintering (DMLS) method were applied to heat treatment with different parameters (stress relief and T6). Heat‐treated and as‐built samples were subjected ... -
Investigation of the Effects of Different Retrogression and Re-Aging Parameters Applied to the 7075 Alloy on the Micro-Arc Oxidation Process
(World Scientific, 2021)In this paper, retrogression and re-aging (RRA) heat treatment was applied to 7075 aluminum alloy in T6 condition at di®erent times (30 and 90 min) and temperatures (180 C and 240 C). While RRA heat treatments increase ... -
Investigation of the Microstructure and Mechanical Characteristics of Lattice Structures Produced by Laser Powder Bed Fusion Method
(Springer, 2021)This study includes experimental research conducted to produce lattice structures and to examine their mechanical properties by taking advantage of the design freedom provided by additive manufacturing. Much of the existing ... -
Investigation of the Relationship Between Intergranular Corrosion and Retrogression and Reaging in the AA6063
(Wiley Online Library, 2019)AA6063 was heat treated with different retrogression temperatures and durations, and the effect of heat treatment conditions on the microstructure, hardness, electrical conductivity, intergranular corrosion (IGC) and ... -
Investigation of the Surface Quality and Dimensional Accuracy of Polymer Patterns Produced by Selective Laser Sintering (SLS) Method for Investment Casting (IC)
(Taylor & Francis Group, 2020)In this study, Polymer (Primecast® 101-EOS)patterns were produced with the EOS Formiga P110 system, and these patterns were compared with conventional wax patterns using their suitability for the investment casting (IC) ... -
Investigation of transformational and transactional leadership styles of school principals, and evaluation of them in terms of educational administration
(Academic Journals, 2015)The aim of this study is to investigate the transformational and transactional leadership styles of school principals, and to evaluate them in terms of educational administration. Descriptive survey model was used in the ... -
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 ... -
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 ... -
Metal Endüstrisi, Alüminyum ve Gelecek
(Mimart Yayıncılık, 2014)20. yüzyılda ham maddeler ve metallerle ilgili istatistiklerde değerlendirmeler genellikle tonaj esaslı olarak yapılırdı. İçinde bulunduğumuz yüzyılda (21. yy) ise küresel ekonomi nedeniyle değerlendirmelerde fiyatlar ve ... -
Microarc Oxidation of Pure Aluminium in Alumina Containing Electrolytes
(Taylor & Francis Ltd, 2020)In this study, oxide coatings produced on commercially pure Al via 40-min microarc oxidation process in electrolytes containing Na2SiO3, KOH and α-Al2O3 powder were characterized by SEM-EDS, profilometry, XRD and ... -
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 ... -
Microstructure and Wear Characteristics of Hybrid Reinforced (ex-situ SiC–in-situ Mg2Si) Al Matrix Composites Produced by Vacuum Infiltration Method
(Elsevier, 2023)Hybrid composite materials combine the advantages of two or more reinforcement materials and may contain unique physical, mechanical and tribological properties that cannot be achieved with any other materials. In ... -
Microstructure Evolution and Surface Quality of Laser-Sintered Maraging Steel Parts Produced on Different Building Platform Positions
(Elsevier, 2020)This study reveals the effects of building platform position on the surface quality and microstructure of maraging steel parts fabricated by Direct Metal Laser Sintering (DMLS). Six identical parts were produced with the ... -
Mimari Planlamada, Günışığı Etkinliğinin Arttırılması İçin Kurgusal Tasarım Destek Modeli
(Mimar Sinan Güzel Sanatlar Üniversitesi, 2020)Mimaride günışığı etkinliği mekânsal kaliteyi arttıran ve insanın doğa ile bütünleşmesini sağlayan önemli bir mekânsal tasarım girdisidir. Sürdürülebilirlik kavramı ile birlikte mekânsal konfor şartlarının daha fazla ...