Results 11 to 20 of about 3,479,040 (391)

Assessment of thermodynamic parameters of the plasma chemical process for magnesium oxide production

open access: yesEurasian Journal of Physics and Functional Materials, 2022
This work are presented the calculation results of hermodynamic parameters of the reaction of magnesium fluoride decomposition by ionized water vapor with the formation of solid magnesium oxide and gaseous hydrogen fluoride at atmospheric pressure in the
M.K. Kylyshkanov   +4 more
doaj   +1 more source

Thermodynamic assessment of the Co-Mg binary system [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2022
No thermodynamic description was performed for the Co-Mg binary system according to literature review. Consequently, this binary system has been investigated by means of CALPHAD (CALculation of PHAse Diagrams) approach in the present work.
Yang L.-F.   +7 more
doaj   +1 more source

Influence of the model used for the calculation of equilibrium constants at moderate temperature for electrolytes [PDF]

open access: yesMATEC Web of Conferences, 2023
The formation of a solid mineral deposit can cause major problems in the conduct of industrial processes such as high pressure acid leaching. Knowledge of the chemical speciation and solubility product of the mineral can help control or inhibit its ...
Dickson Okechukwu V.   +5 more
doaj   +1 more source

Calculations of Thermodynamic Sulfur Isotope Effect [PDF]

open access: yesJournal of Nuclear Science and Technology, 1985
The isotopic reduced partition function ratios (RPFR), (s/s')f, for the 34S/32S isotopic pair were calculated for 24 sulfur compounds between 10 and 2,000K. Their magnitudes were in the following sequences; at low enough temperatures at which In(s/s')f depends only on the isotopic difference in frequency-sum, SF6>SO2F2>SF5Cl>SF5Br>SO4 2->SO2Cl2>SO3 ...
Takao OI   +2 more
openaire   +1 more source

Thermodynamic predicting of Si-Me (Me = Ti, Al) binary systems [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2007
Thermodynamic predicting analysis of Si-based binary systems - Ti-Si, and Al-Si, are shown in this paper. Thermodynamic analysis involved thermodynamic determination of activities, coefficient of activities, partial and integral values for enthalpies and
Kostov A., Živković D., Friedrich B.
doaj   +1 more source

Transition of amorphous to crystalline oxide film in initial oxide overgrowth on liquid metals [PDF]

open access: yes, 2011
It is important to understand the mechanism of oxidation in the initial stage on the free surface of liquid metals. Mittemeijer and co-workers recently developed a thermodynamic model to study the oxide overgrowth on a solid metal surface.
Antonow GN   +7 more
core   +1 more source

Hybrid thermodynamic calculations

open access: yesJournal of Physics: Conference Series, 2019
Dimensions of some physicochemical constants are discussed in relation to the mathematical methods used in power engineering calculations. It is shown that using contemporary software, numerical and symbolic methods can be combined in thermodynamic calculations, e.g., to calculate thermodynamic cycles, including binary cycles.
V Ochkov, K Orlov, S Gurke
openaire   +1 more source

Thermodynamics of iron oxide gas-solid reduction based on the minimized Gibbs free energy principle

open access: yes工程科学学报, 2017
A thermodynamic model for gas-solid reduction reactions of iron oxides was established based on the minimized Gibbs free energy principle. On the basis of the model calculation results, the equilibrium diagram for the gas-solid reduction reactions of ...
LI Bin   +3 more
doaj   +1 more source

Thermodynamic calculation of phase equilibria in stainless steels [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2012
In this paper two examples of thermodynamic investigation of stainless steels using both, experimental and modeling approach are described. The ferritic-austenitic duplex stainless steel and austenitic stainless steel were investigated using thermal ...
Klančnik G.   +2 more
doaj   +1 more source

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