Erişim şekli için "info:eu-repo/semantics/closedAccess" Metalurji ve Malzeme Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 51, listelenen: 1-20
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3d transition-metal high-entropy Invar alloy developed by adjusting the valence-electron concentration
(American Physical Society, 2021)By considering the valence-electron concentration of 3d transition-metal alloys and compounds, we develop 3d high-entropy alloy Mn12.1Fe34.2Co33.5Ni12.3Cu7.9 with 8.7 electrons per atom, which is identical to that of ... -
Ab initio Prediction of Martensitic and Intermartensitic Phase Boundaries in Ni-Mn-Ga
(Amer Physical Soc, 2016)Despite the importance of martensitic transformations of Ni-Mn-Ga Heusler alloys for their magneto-caloric and shape-memory properties, the martensitic part of their phase diagrams is not well determined. Using an ab initio ... -
Artificial neural network investigation of injectability and percolation of highly filled β -Tricalcium phosphate suspensions
(Elsevier Ltd, 2022)Over the past few decades, calcium phosphate cement has been used successfully for bone reconstruction applications. As percutaneous surgical methods have developed, there is an increased interest in calcium phosphate ... -
Characterization of 1–3 piezocomposites from PNN-PZT piezoceramics
(Elsevier B.V., 2023)Piezocomposite materials combine best properties of components while minimizing their disadvantages to provide desired properties. This study reports on piezocomposites with 1–3 connectivity prepared from 0.5Pb(Ni1/3Nb2/ ... -
Chemical and structural optimization of ZnCl2 activated carbons via high temperature CO2 treatment for EDLC applications
(Pergamon-Elsevier Science Ltd, 2018)Development of biomass based activated carbon materials for electrical double layer capacitor (EDLC) usage has gained attention as a result of requesting efficient and low cost energy storage device production. In this ... -
Compositional, microstructural and mechanical effects of NaCl porogens in brushite cement scaffolds
(Elsevier, 2021)Modification of the setting process of brushite cements by varying the concentration of ions that alter calcium phosphate crystallization kinetics, is known to enable control on the monetite conversion extent and the ... -
Computer-assisted teaching and assessment of disabled students in higher education: the interface between academic standards and disability rights
(Blackwell Publishing, 2007)Computer-assisted teaching and assessment has become a regular feature across many areas of the curriculum in higher education courses around the world in recent years. This development has resulted in the 'digital divide' ... -
Continuous synthesis of graphite with tunable interlayer distance
(Elsevier Science Sa, 2019)A study was carried out to produce graphite with controlled interlayer distance synthesized from methane using hydrogen as modifying agent. The synthesis was carried out in radio frequency (r.f.) thermal plasma where the ... -
Corrosion of magnesium alloy AZ31 screws is dependent on the implantation site
(Elsevier Science Bv, 2011)The corrosion of biodegradable materials is a crucial issue in implant development. Among other materials, magnesium and magnesium based alloys are one of the most promising candidates. Since the corrosion of biodegradable ... -
Decomposition in Ni-Co-Mn-In functional Hensler alloys and its effect on shell-ferromagnetic and magnetocaloric effects
(Amer Physical Soc, 2020)Ni-Co-Mn-In Heusler-based compounds are interesting for their magnetocaloric properties and have been widely investigated for this purpose. For Co compositions more than 5 at% in (Ni100-xCox)(50)Mn25+yIn25-y the material ... -
DEVELOPMENT OF HYDROGEN PURIFICATION MEMBRANE BASED ON Pd-Mn-Ag TERNARY SYSTEM
(International Association for Hydrogen Energy, IAHE, 2022)In this paper, we investigate Pd-Mn-Ag ternary system for potential alloys as separation membranes. For this purpose, thin film membranes of varying compositions were produced via magnetron sputtering. These were evaluated ... -
Development of LLDPE based active nanocomposite films with nanoclays impregnated with volatile compounds
(Elsevier Science Bv, 2018)In this study, a novel procedure was performed for grafting of nanoclays (montmorillonite (MMT) and halloysite (HNT)) with essential oil constituents (thymol (THY), eugenol (EUG) and carvacrol (CRV)) using Tween 80 as ... -
A dual-doping strategy of LaCoO3 for optimized oxygen evolution reaction toward zinc-air batteries application
(WILEY, 2022)Perovskite-based electrocatalysts are extensively investigated as a replacement for noble metals electrocatalysts for energy storage and conversion devices. Their interesting catalytic activity, low cost, and diversity are ... -
Effect of B-site Al substitution on hydrogen production of La0.4Sr0.6Mn1-xAlx (x=0.4, 0.5 and 0.6) perovskite oxides
(Elsevier Ltd, 2021)Thermochemical water splitting using perovskite oxides as redox materials is one of the important way to use solar energy to produce green hydrogen. Thus, it is hence important to discover new materials that can be used ... -
Effect of different hydrogen Fugacities on the microstructure of additively manufactured Ti-6Al-4V
(Elsevier Inc., 2023)In this study we compared the microstructural changes in the presence of hydrogen of Ti-6Al-4V alloy prepared by two different additive manufacturing (AM) methods: electron beam melting (EBM) and selective laser melting ... -
Enhanced injectability of aqueous β-tricalcium phosphate suspensions through PAA incorporation, gelling and preshearing
(Elsevier Ltd, 2023)The major shortcoming of aqueous calcium phosphate suspensions used in biomedical applications is their unstable flow during delivery by mechanical means. In this study, microstructural changes and the resulting flow ... -
Exchange bias caused by field-induced spin reconfiguration in Ni-Mn-Sn
(Amer Physical Soc, 2016)Exchange bias is observed in ferromagnetic/antiferromagnetic (FM/AF) layered stacks and in materials with neighboring ferromagnetic and antiferromagnetic granules. The latter is commonly observed in Ni-Mn-based martensitic ... -
Fabrication of BaZr0.80Y0.20O3-delta Sputtering Target for Thin-Film Proton Conducting Oxides
(MAIK NAUKA/INTERPERIODICA/SPRINGER, 2022)A systematic work was carried out to fabricate a phase-pure sputter target for thin film deposition of BaZr0.80Y0.20O3 - delta. The current study mainly involves two parts; i.e. determination of the ideal parameters for ... -
The flame-retardant effect of calcium hypophosphite in various thermoplastic polymers
(Wiley, 2019)The flame-retardant behavior of calcium hypophosphite (CaHP) was investigated in different thermoplastic polymers including polyamide 6 (PA), poly (lactic acid) (PLA), thermoplastic polyurethane (TPU), and poly methyl ... -
Forming Behaviour at Elevated Temperature of a Laser Heat-Treated AZ31 Magnesium Alloy Sheet
(Trans Tech Publications Ltd, 2018)The tailoring of mechanical and technological properties of the initial material in sheet metal forming has been widely investigated and successfully applied. The benefits of such an approach can be found in the improvement ...