Erişim şekli için "info:eu-repo/semantics/closedAccess" Metalurji ve Malzeme Mühendisliği Bölümü Koleksiyonu listeleme
Toplam kayıt 51, listelenen: 21-40
-
Fundamentals of magnesium alloy metallurgy: A volume in Woodhead Publishing Series in Metals and Surface Engineering
(Elsevier Inc., 2013)Magnesium and magnesium alloys offer a wealth of valuable properties, making them of great interest for use across a wide range of fields. This has led to extensive research focused on understanding the properties of ... -
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 ... -
Investigations of the Friction and Wear Resistance of the Natural Fiber-Reinforced Polyamide Composites
(wiley, 2023)The search for natural and biobased materials to create a sustainable future has led many scientists to conduct research on natural-fiber-reinforced composites. Natural fibers have been used for thousands of years, but in ... -
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 properties of the FCC and BCC phases of (MnFeCoNi)(80)Cu(20_x)Z(x()Z(1)& nbsp;Al, Ga) high-entropy alloys
(PERGAMON-ELSEVIER SCIENCE LTD, 2023)In this work, the FCC-BCC phase transition in (MnFeCoNi)80Cu20 (Al, Ga) high entropy alloys were investigated on the basis of structural, magnetic, hardness and thermal expansion properties. It is found that the equiatomic ... -
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 ... -
Mechanical characterization of highly porous beta-Si3N4 ceramics fabricated via partial sintering & starch addition
(Elsevier Sci Ltd, 2013)In this study, porous beta-Si3N4 ceramics containing limited amount of Sm2O3 and CaO as sintering aids were produced by addition of potato starch (10 and 20 vol.%) and partial sintering. Two different Si3N4 powders, alpha- ... -
Metal ve seramik tozlarının bilgisayar kontrollü tek eksenli kalıpta preslenmesi
(1999)This study is about the investigation of the mechanical properties of metal and ceramic powders pressed by a uniaxial die. The bronze powders have spherical particles, copper powders are of oval, iron powders are of porous ... -
Morphology effect on electrochemical properties of doped (W and Mo) 622NMC, 111NMC, and 226NMC cathode materials
(Pergamon-Elsevier Science Ltd, 2020)An investigation was carried out on layered Li(NixMnyCo1-x-y)O-2 (NMC) cathode active materials for Li-ion batteries to determine the effect of morphology on their electrochemical performances. The NMC active materials ... -
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 ... -
Non-volatile high-temperature shell-magnetic pinning of Ni-Mn-Sn Heusler precipitates obtained by decomposition under magnetic field
(Elsevier Science Bv, 2018)The thermodynamic instability of the off-stoichiometric Ni49.8Mn45.1Sn5.1 martensitic Heusler causes it to decompose into ferromagnetic Ni50Mn25Sn25 precipitates and an antiferromagnetic NiMn matrix. If the decomposition ... -
Optical, electrical and microstructural properties of SiC thin films deposited by reactive dc magnetron sputtering
(Elsevier Science Sa, 2019)In this study, amorphous silicon carbide (SiC) thin films of variable compositions were deposited on Si (100) and glass substrates by reactive direct current magnetron sputtering of high purity silicon target, using CH4 ... -
Preventing of LaNiO3 Formation at the LSGM-NiO Interface via LDC Protective Layer and Proper Processing Route for Solid Oxide Fuel Cells
(Electrochemical Soc Inc, 2017)LSGM based SOFCs suffer from performance degradation during operation, especially with Ni-containing anodes. One of the causes for performance degradation in an LSGM-based SOFC system was investigated. XRD and SEM studies ... -
Processing optimization of SiO2-capped aluminum-doped ZnO thin films for transparent heater and near-infrared reflecting applications
(Springer, 2021)In this study, a series of optimization steps were performed in the production of Al-doped ZnO (AZO) thin films to tailor their properties as efficient transparent heaters and for near-infrared (NIR) reflectance. The films ... -
Production and Characterization of Sputtered Y-doped BaZrO3 for Proton Conducting Oxides
(Springer, 2022)A comprehensive study was carried out to evaluate single-phase BaZr0.80Y0.20O3-delta thin films produced by RF magnetron sputtering using a single target material. The present study mainly involved three objectives, i.e., ... -
Review on extraction of polyhydroxyalkanoates and astaxanthin from food and beverage processing wastewater
(Elsevier, 2021)The recovery of value-added products from food and beverage processing wastewater, polyhydroxyalkanoates, and astaxanthin, via various chemical and microbiological extraction techniques has been summarized in this contribution. ...