Results 41 to 50 of about 68,529 (257)

Impact of MgO Additions on the Oxidation Resistance and Compression Behavior of Vanadium Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
An increase in oxidation resistance at 600 °C is achieved for alloys containing more than 2.5 wt.% MgO. It has been established that, along with V2O5, MgO6V2, and Mg2O7V2 are formed, which are presumed to enhance oxidative stability. Furthermore, the possible transformation of Mg‐vanadates through reaction with CO2, which presumably occurs in this ...
Ievgen Solodkyi   +5 more
wiley   +1 more source

Development of a brine treatment protocol using Eutectic Freeze Crystallization [PDF]

open access: yes, 2010
Includes abstract.Includes bibliographical references.Hypersaline inorganic brines are generated from many global mining operations and the volume of these brines is increasing at an exponential rate.
Randall, Dyllon G
core   +1 more source

Effect of Magnetic Stirring on the Microstructure of Eutectic Al-Si Alloys

open access: yesCrystals
This study focuses on the detailed investigation of the eutectic Aluminium Silicon (Al-12.6 wt% Si) alloy, which was solidified without and with a 10 mT induction rotating magnetic field (RMF). The experiments were conducted as part of the MICAST Hungary
Éva Kócsák   +3 more
doaj   +1 more source

Influence of Coal Blending on Ash Fusibility in Reducing Atmosphere

open access: yesEnergies, 2015
Coal blending is an effective way to organize and control coal ash fusibility to meet different requirements of Coal-fired power plants. This study investigates three different eutectic processes and explains the mechanism of how coal blending affects ...
Mingke Shen   +5 more
doaj   +1 more source

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

LATE INTRA-MOULD GRAPHITIZING MODIFYING IS EFFECTIVE WAY OF PREVENTION OF CHILLING EFFECT IN IRON CASTING

open access: yesЛитьë и металлургия, 2010
The efficiency of the method of late intra-form graphitizing modifying of composition of modifiers Superseed 75, SB5 and фс65р3М1 as compared to ladle modification for disposal of such foundry defect as corner chill is shown.
V. M. Mihailovskij   +3 more
doaj  

High Temperature Mechanical Behavior of MgAl2O4-YAG Eutectic Ceramic In Situ Composites by Float Zone Method

open access: yesHigh Temperature Materials and Processes, 2017
The directionally solidified eutectic MgAl2O4-Y3Al5O12 crystal was prepared at a pressure of 0.4 MPa of ambient nitrogen gas by the high frequency induction heated floating zone furnace.
Abalı Serkan
doaj   +1 more source

Phase behavior and solubility of components of the binary butyric acid – polyethylene glycol-1500 system [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Серия Химия. Биология. Экология
A critical review of the literature on the methods of concentration and extraction of biobutyric acid from fermentation solutions has been carried out. The best results of these processes are achieved by combining extraction with salting.
Sheviakhova, Alisa V.   +3 more
doaj   +1 more source

Entropy‐Driven Design of Low‐Melting‐Point Alloys via Compositionally Complex Strategy

open access: yesAdvanced Engineering Materials, EarlyView.
Conventional low‐melting‐point alloys (LMPAs) are limited by a narrow compositional space and inherent property trade‐offs. This review presents an entropy‐driven design strategy that overcomes these limitations, ushering in a new class of low‐melting‐point compositionally complex alloys (LMCCAs).
Yinghui Shang   +6 more
wiley   +1 more source

SOME PECULIARITIES OF TECHNOLOGY AND ORGANIZATION OF ALUMINIUM AND ITS ALLOYS RECYCLING

open access: yesЛитьë и металлургия, 2010
Some peculiarities of technology and organization of recycling of aluminium and its alloys are examined. Analysis of peculiarities of the melting technology in rotor furnace and organization of aluminium and its alloys recycling shows that modern ...
A. M. Galushko   +6 more
doaj  

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