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Formation free energy of sodium stannate measured using β-β″-Al2O3 ceramic electrolyteZhi-Meng Wang1,Hong-Wei Xie1,Yi Zhang2,Yu-Chun Zhai11. School of Metallurgy and Materials, Northeastern...|Na-CrO2, Cr2O3|Pt was assembled by the β-β″-Al2O3 elec-trolyte tube to measure the open potential of the resulting battery, and the formation free energy of sodium stannate was calculated......
Gibbs Free Energy of Formation of 3Y2O3·5Al2O3徐秀光,王常珍,涂赣峰摘 要:<正> Thermodynamic properties of 3Y2O3·5Al2O3double compound have been determined... is;3Y2O3(s)+SAl2O3(s)=3Y2O3·SAl2O3(s)The following result is obtained:AfG°(3Y2O3·5Al2O3)=-939500+765.90T±710J/molwhere,△fG°(3Y2O3·5Al2O3)is the free energyof formation of 3Y2O3·5Al2O3 from Y2O3......
Standard Gibbs Free Energy of Formation of Zirconium Oxysulphides隋智通,肖兴义,黄克勤,王常珍摘 要:<正> 1.IntroductionThe chemistry of rare earthoxysulphides is well known [1-5] and theyhave extensive technological applications,but the d-transition metal oxysulphides wasnot known until recently [6-9].Therefore,itis necessary to study the thermodynamicproperties......
J. Cent. South Univ. (2018) 25: 976-986 DOI: https://doi.org/10.1007/s11771-018-3798-4 New insights into enhancement of sodium hypochlorite on formation and properties of anodic films on Ti6Al4V... electrolyte with and without sodium hypochlorite. The anodic films were characterized by means of the scanning electron microscope (SEM) and energy dispersive spectrometer (EDS). Results revealed......
Electrochemical determination of Gibbs free energy of formation of magnesium ferriteLing Wang1), Huizhu Zhou1), Yanruo Hong2), and Girish M Kale3) 1) School of Chemical Engineering and Biotechnology..., Environmental and Materials Engineering, Department of Mining and Mineral Engineering, University of Leeds, Leeds, LS2 9JT, UK摘 要:The standard Gibbs free energy......
-copper alloy; electrochemical formation; free energy of formation; diffusion coefficient 1 Introduction Alloys of rare earth Ho with other metals (Fe, Co, Ni, Cu, etc) possess electrical, magnetic... chlorides. The free energies of formation for the intermetallic compounds of Ho-Cu systems, the diffusion coefficients and the diffusion activation energy of Ho in the alloy are determined. 2......
A Study on the Standard Free Energy of Formation of LaNi5 and CeNi5肖理生,于化龙,王常珍,徐秀光摘 要:<正> The temperature dependence of standard free energy of formation of LaNi5,CeNi5 has been de-termined by galvanic-cell technique using 0.95LaF3·0.05CaF2 polycrystalline solid electrolyte.The cellused can be expressed as:Mo|La,LaF3|0.95LaF3·0.05CaF2......
in Figure 4. Figure 7 Freundlich plots for sodium oleate adsorption at different temperatures The isosteric enthalpy gives an assessment of the heat energy released during the adsorption process, which could... is the molar gas constant (8.314 J/(mol·K)); △GΘ is the Gibbs free energy (kJ/mol); and △SΘ is the isosteric entropy (J/(mol·K)). △HΘ could be calculated via the slope of the plots of lnK vs 1/T shown......
in industrial sodium aluminate solution is scarcely paid attention so far. Moreover, we found that lithium in sodium aluminate solution promoted the formation of the fine aluminum hydroxide in seed precipitation... ARTICLE J. Cent. South Univ. (2019) 26: 304-311 DOI: https://doi.org/10.1007/s11771-019-4002-1 Equilibrium concentration of lithium ion in sodium aluminate solution HUANG Wen-qiang(黄文强), LIU Gui......
Measurements of Enthalpy Change of Reaction of Formation, Molar Heat Capacity and Constant-Volume Combustion Energy of Solid Complex Yb(Et2dtc)3(phen) Hu Qilin1,Gao Shengli2,Xie Gang2,Chen... during the liquid-phase reaction.Fundamental parameters, the activation enthalpy, ΔHθ≠, the activation entropy, ΔSθ≠, the activation free energy, ΔGθ≠, the apparent reaction rate constant k, the apparent......
