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pro vyhledávání: '"Georgia Wollmann"'
Autor:
Georgia Wollmann, Wolfgang Voigt
Publikováno v:
Fluid Phase Equilibria. 291:154-158
Reviewing the literature solubility isotherms in the ternary systems K 2 SO 4 –MSO 4 –H 2 O (M = Co, Ni, Cu, Zn) revealed a lack at ambient temperatures. The solid–liquid phase equilibria have been determined in the systems K 2 SO 4 –MSO 4
Autor:
Georgia Wollmann, Wolfgang Voigt
Publikováno v:
Fluid Phase Equilibria. 291:76-80
Phase equilibria studies of the system K2SO4–MnSO4–H2O published revealed discrepancies between the data presented in the literature regarding the solid phases formed at ambient temperatures. The solubility in the system at 298 K and 313 K was de
Publikováno v:
The Journal of Chemical Thermodynamics. 41:484-488
Calorimetric measurements have been performed to determine the heat of dissolution of polyhalite K2SO4 · MgSO4 · 2CaSO4 · 2H2O and its analogues K2SO4 · MSO4 · 2CaSO4 · 2H2O (M = Mn, Co, Ni, Cu, and Zn) at T = 298.15 K. The dissolution experime
Publikováno v:
Monatshefte für Chemie - Chemical Monthly. 139:739-745
Polyhalite (K2SO4 · MgSO4 · 2CaSO4 · 2H2O) and analogue triple salts, where Mg2+ is substituted by Mn2+, Fe2+, Co2+, Ni2+, Cu2+ and Zn2+, have been synthesized. The salts were characterized by thermal analysis, Raman spectroscopy and X-ray powder
Autor:
Georgia Wollmann, Wolfgang Voigt
Publikováno v:
Journal of Chemical & Engineering Data. 53:1375-1380
The search for literature data in the ternary systems M2+, Ca2+ + SO42− + H2O (M = Mg, Mn, Co, Ni, Cu, Zn) revealed a lack of data. A reason might be the difficulties of Ca analysis at high concentrated bivalent metal solutions. The solubility of g
Publikováno v:
Journal of Crystal Growth. 270:589-592
Single crystals of the congruently melting equimolar mixture of magnesium nitrate hexahydrate and nickel nitrate hexahydrate have been grown. The compound crystallizes in a structure foreign to both components, namely in the monoclinic cobalt nitrate
Publikováno v:
Chemical Monthly / Monatshefte für Chemie; Jul2008, Vol. 139 Issue 7, p739-745, 7p
Autor:
Georgia Wollmann, Wolfgang Voigt
Publikováno v:
Journal of Chemical & Engineering Data; May2008, Vol. 53 Issue 6, p1375-1380, 6p