Kategori "Makale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı" Metalurji ve Malzeme Mühendisliği Bölümü Koleksiyonu İçin Listeleme
Toplam kayıt 59, listelenen: 21-40
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Emergence of net magnetization by magnetic field biased diffusion in antiferromagnetic L10 NiMn
(AMER PHYSICAL SOC, 2023)NiMn is a collinear antiferromagnet with high magnetocrystalline anisotropy (K = -9.7 x 105 J m-3). Through magnetic annealing of NiMn with excess Ni, strongly pinned magnetic moments emerge due to an imbalance in the ... -
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 ... -
Evidence for the formation of nanoprecipitates with magnetically disordered regions in bulk Ni50Mn45In5 Heusler alloys
(Amer Physical Soc, 2019)Shell ferromagnetism is a new functional property of certain Heusler alloys which was recently observed in Ni50Mn45In5. We report the results of a comparative study of the magnetic microstructure of bulk Ni50Mn45In5 Heusler ... -
Evolution of Microstructure and Texture in AZ31 Alloy Subjected to Gas Forming
(Springer, 2017)In this study, AZ31 sheets were subjected to gas forming using a stepped geometry die and employing two different temperatures (400A degrees C and 450A degrees C) and exposure times (60 s and 120 s). Microstructural ... -
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 and characterization of SmCo5/Nb ferromagnetic/superconducting hybrid thin films grown by RF magnetron sputtering technique
(Pergamon-Elsevier Science Ltd, 2017)Ferromagnet/Superconductor (F/S) bilayer hybrids show exclusive states due to the mutual interaction between the superconductor and the underlying ferromagnetic substructures in micron scale. In this work, we aimed to ... -
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 ... -
Flame retardant effect of aluminum hypophosphite in heteroatom-containing polymers
(Springer, 2020)In the present study, the effect of the aluminum hypophosphite (AlHP) concentration on the flame retardant properties of the four different polymers [polyamide 6 (PA6), poly(lactic acid) PLA, thermoplastic polyurethane ... -
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 ... -
Formation of precipitates in off-stoichiometric Ni-Mn-Sn Heusler alloys probed through the induced Sn-moment
(Royal Society of Chemistry, 2023)The shell-ferromagnetic effect originates from the segregation process in off-stoichiometric Ni-Mn-based Heusler alloys. In this work, we investigate the precipitation process of L21-ordered Ni2MnSn and L10-ordered NiMn ... -
The influence of nitridation time on the structural properties of GaN grown on Si (111) substrate
(Springer Heidelberg, 2009)In the present paper, the effect of in-situ substrate nitridation time on crystalline quality of GaN films grown on Si (111) substrates by metal organic chemical vapor deposition (MOCVD) were investigated. A thin buffer ... -
Influence of two-step austempering at different temperatures on mechanical and microstructural properties of AISI 9254 high silicon steel
(Taylor and Francis Ltd., 2023)This study was undertaken to understand the effects of two-step austempering treatment on an AISI 9254 high silicon steel towards tailoring the properties as desired while simultaneously employing the benefits of high and ... -
Investigation into Ca-Doped LaMnCoO3 Perovskite Oxides for Thermochemical Water Splitting
(Springer, 2022)Two-step thermochemical water splitting (II-TWS), involving concentrating sunlight, has become prominent for green hydrogen production that does not require H2/O2 separation steps at high temperatures. The kinetics and ... -
Investigation of temperature dependent magnetization and elastic modulus in Si-doped Fe65Ni35 invar alloys
(Elsevier Science Sa, 2017)Fe-65 Ni-35 invar is a prominent nickel steel alloy exhibiting low coefficient of thermal expansion around room temperature. The present work deals with the temperature dependence of the elastic modulus and magnetization ... -
Magnetic and structural instabilities in mictomagnetic Cu50Mn45Al5 against the formation of ferromagnetic precipitates
(Pergamon-Elsevier Science Ltd, 2020)A new property of Heusler alloys known as shell-ferromagnetism is observed predominantly in NiMn-based Heusler alloys with X as Ga, Al, In and Sn. An antiferromagnetic-matrix/shell-ferromagnetic precipitate dual-phase ... -
Magnetic properties of fcc and ? phases in equiatomic and off-equiatomic high-entropy Cantor alloys
(AMER PHYSICAL SOC, 2023)The equiatomic face-centered-cubic (fcc) high-entropy alloy CrMnFeCoNi has a valence electron concentra-tion of 8 electrons per atom, equivalent to that of Fe. Its ground-state properties are similar to that of fcc-Fe and ... -
Magnetic proximity effect and shell-ferromagnetism in metastable Ni50Mn45Ga5
(Amer Inst Physics, 2016)The present study on magnetic and structural properties of Ni(50)Mn(45)G(a)5 confirms that structural metastability is an inherent property of Ni50Mn50-xXx Heusler alloys with X as In, Ga, and Sn. The ternary alloy transforms ... -
Nanoporous surface modification of 316L support materials by electrochemical dealloying
(INDERSCIENCE ENTERPRISES LTD, 2022)The current study involves electroplating and dealloying processes applied sequentially to form a nanoporous Ni layer on 316L support material to produce a suitable substrate that enables thin film (< 1 mu m) deposition. ... -
Nb-Pd-Ti BCC thin films for hydrogen separation
(Elsevier Science Sa, 2019)An investigation was carried out into Nb-Pd-Ti ternary system to determine possible body-centered cubic (b.c.c.) membranes that can be used for hydrogen separation. A library of thin films was produced covering the greater ... -
Neutron diffraction and symmetry analysis of the martensitic transformation in Co-doped Ni2MnGa
(Amer Physical Soc, 2020)Martensitic transformations are strain driven displacive transitions governing the mechanical and physical properties in intermetallic materials. This is the case in Ni2MnGa, where the martensite transition is at the heart ...