(Solid + Liquid) Phase Equilibria for the Systems CsBr + EuBr3+ H2O and CsBr + EuBr3+ HBr (∼12.3%) + H2O at 298.15 K and Atmospheric Pressure and Thermodynamic and Fluorescent Properties of the New Solid-Phase Compound

2016 ◽  
Vol 61 (10) ◽  
pp. 3413-3419
Author(s):  
Meng-Yao Su ◽  
Zhan-Ping Qiao ◽  
Yuan-Lin Dang ◽  
Xin Chen
Author(s):  
Vedat Adiguzel ◽  
Wei Liu ◽  
Asadullah Memon ◽  
Hongtao Zhou ◽  
Imran Akbar ◽  
...  

The solid-liquid phase equilibria (SLE) and densities of H2O-NaCl- -MnCl2-Mn(H2PO2)2 quaternary system, H2O-NaCl-MnCl2 and H2O-MnCl2- -Mn(H2PO2)2 ternary systems were investigated at 323.15 K by the isothermal solution saturation method. The analyses of the liquid and solid phases were used to determine the composition of the solid phase using the Schreinemakers graphic method. The ternary systems contain one invariant point, two invariant curves and two crystallization regions. In the quaternary system, there is one invariant point, three invariant curves, and three crystallization areas corresponding to NaCl, MnCl2 4H2O, and Mn(H2PO2)2H2O. The crystallization area of Mn(H2PO2)2 H2O, being the largest in comparison with those of other salts, occupied 80.75 % of the total crystallization area.


2018 ◽  
Vol 474 ◽  
pp. 131-140 ◽  
Author(s):  
Chenguang Xie ◽  
Tao Zhang ◽  
Xinlong Wang ◽  
Benhe Zhong ◽  
Shengwei Tang

Author(s):  
Sevilay Demirci ◽  
Vedat Adiguze ◽  
Omer Sahin

In this study, an economic separation method was suggested with the use of phase equilibria in order to ensure the recycling of ZnCl2 whose industrial waste amount is very high and to prevent it to form an environmental pollution. Sodium chloride-zinc chloride-water systems were examined with the isothermal method at temperatures of 298, 313 and 333 K. The analyses of the liquid and solid phases were used to determine the composition of the solid phase using the Schreinemakers graphic method. The solid-liquid phase equilibrium and viscosity data belonging to all ternary systems were identified and the solubility and viscosity changes with temperature were compared. The viscosity values were inversely proportional to the temperature as the amount of ZnCl2 in the solution increased. NaCl, 2NaCl ZnCl2 nH2O (n: 2, 0), ZnCl2 salts were observed at 298, 313, 333 K in the solid phases which are at equilibrium with the liquid phase at the invariant point.


1992 ◽  
Vol 76 ◽  
pp. 163-173 ◽  
Author(s):  
Y. Tanaka ◽  
S. Hada ◽  
T. Makita ◽  
M. Moritoki

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