Results 31 to 40 of about 3,656,499 (148)

Effect of the Heating Rate on the Formation Mechanism of Zirconium Diboride by Reactive Spark Plasma Sintering

open access: yesChemical Engineering Transactions, 2015
The synthesis of ZrB2 from elemental reactants via reactive spark plasma sintering (SPS) process is markedly affected by the heating rate conditions adopted.
R. Licheri, C. Musa, R. Orru, G. Cao
doaj   +1 more source

Y3Al5O12:Re3+ (Re=Ce, Eu, and Sm) nanocrystalline powders prepared by modified glycine combustion method [PDF]

open access: yesScience of Sintering, 2014
Yttrium aluminum garnet doped with rare earth ions (Ce3+, Eu3+ and Sm3+) was prepared by modified glycine method. Ce3+ as a dopant was used in four different concentrations (Y3-xCexAl5O12; x(%) = 1, 2, 3, 5), while doping concentration of Eu3 ...
Lojpur V.   +5 more
doaj   +1 more source

Computational analysis on oxygen MILD combustion using synthesis gas

open access: yesJournal of Thermal Science and Technology, 2019
In this paper, a possibility of the oxygen-syngas MILD combustion was assessed using the CFD analysis by applying the JHC (Jet-in Hot Co-flow) combustion system.
Ho Yeon LEE   +2 more
doaj   +1 more source

Solution Combustion Synthesis of Copper Nanopowders: The Fuel Effect

open access: yes, 2017
Pure copper nanoparticles have previously been successfully produced by different combustion methods, but most of them require the use of an inert atmosphere (N2, Ar) during the synthesis process or the usage of addition post reducing of metal oxides. In
A. B. Tarasov   +11 more
core   +1 more source

Mechanochemical Activation and Reaction Capacity of SHS-Systems on the Base of Quartz

open access: yesEurasian Chemico-Technological Journal, 2011
The influence of different characteristics of mechanochemical activation on changes of structure and energy characteristics of silicon dioxide (quartz) is considered in this work.
Z. A. Mansurov, N. N. Mofa
doaj   +1 more source

RESEARCH OF STRUCTURE AND PHYSICAL AND MECHANICAL PROPERTIES OF CERAMICS BASED ON ALUMINUM AND ZIRCONIUM OXYNITRIDES

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2022
Relevance. The development of geology in the XXI century is impossible without solving the fundamental problems of modern materials science, caused by the tasks of creating new materials for functional purposes.
Sergey V. Matrenin   +3 more
doaj   +1 more source

Nanocrystalline cobalt ferrite powders by spray solution combustion synthesis

open access: yes, 2020
: Nanocrystalline cobalt ferrospinel powders were prepared by spray solution combustion synthesis (SSCS) and their structural and magnetic properties were characterized by mathematical modeling and experimentally.
Minin, Roman V.   +4 more
core   +1 more source

Numerical investigation of high temperature synthesis gas premixed combustion via ANSYS Fluent

open access: yesMATEC Web of Conferences, 2018
A numerical model of the synthesis gas pre-mixed combustion is developed. The research was carried out via ANSYS Fluent software. Verification of the numerical results was carried out using experimental data.
Pashchenko Dmitry
doaj   +1 more source

Thermal Analysis of Metal-Organic Precursors for Functional Cu:ΝiOx Hole Transporting Layer in Inverted Perovskite Solar Cells: Role of Solution Combustion Chemistry in Cu:ΝiOx Thin Films Processing

open access: yesNanomaterials, 2021
Low temperature solution combustion synthesis emerges as a facile method for the synthesis of functional metal oxides thin films for electronic applications. We study the solution combustion synthesis process of Cu:NiOx using different molar ratios (w/o,
Apostolos Ioakeimidis   +4 more
doaj   +1 more source

Pulverised coal combustion in high CO2‚ oxygen-rich environments [PDF]

open access: yes, 2007
Experiments on pulverised coal combustion in air and 02/C02 mixtures of various molar ratios, were conducted in a 20 kW-rated, down-fired furnace equipped with a single pulverised fuel (pt) burner, which was designed for the laboratory-scale experimental
Zailini, Ramlan
core   +5 more sources

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