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1
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Polish Journal of Chemistry
2008 Vol. 82, nr 5 1067-1076
EN The phase behavior and solubilization of the quaternary system AEO-9/AS/n- butanol /alkane/NaCl solution were investigated with delta-gamma and epsilon-beta fishlike phase diagrams. Two kinds of diagrams were plotted and compared in their shapes, HLB plane equations and solubilization power represen[...]
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Polish Journal of Chemistry
2008 Vol. 82, nr 9 1705-1705
EN The paper reviews an extensive study on the V2O5 – MoO3 – Ag2O system and presents the phase diagram of this system not described earlier in the literature.
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Polish Journal of Chemistry
EN Differential thermal analysis, X-ray diffraction, and metallography were used to study the interaction between the components of the quasi-ternary CdSe–Ga2Se3–Sb2Se3 system. Phase diagrams of three vertical sections, an isothermal section at 670K, aswell as a projection of the liquidus surface have [...]
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Polish Journal of Chemistry
EN The phase behavior of the middle-phase microemulsion nonaqueous phase liquids (NAPLs)/water/n-dodecyl polyglucoside/n-butanol has been studied with Winsor type and - fishlike phase diagrams. The phase types, the phase volumes and the region of the middle-phase microemulsion were observed from Winsor[...]
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Polish Journal of Chemistry
EN The interactions between the components in the Y2S3-PbS-SnS2 system at 770 K were determined using X-ray powder diffraction. The existence of the Y2PbS4 (unknown structure) compound in the Y2S3-PbS section and the PbSnS3 (PbSnS3 structure type, space group Pnma) compound in the PbS-SnS2 section was [...]
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Polish Journal of Chemistry
EN Phase equilibria in the Ho2X3-Cu2X-ZX2 (Z = Si, Ge; X = S, Se) systems at 870 K were determined using X-ray single crystal and powder diffraction. The existence of the HoCuS2, HoCu5 X4 compounds and the Ho(2+x)/3Cu2-xS2 (0 _ x _ 0.61), Ho(2+x)/3Cu2-xSe2 (0 _ x _ 1) solid solutionswas confirmed in th[...]
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Polish Journal of Chemistry
EN The miscibility of nitrobenzene with n-hexane and their deuterated forms over a broad concentration range has been determined. All themeasured systems present the phase diagrams with the upper critical solution temperature (UCST). It appears that deuterium substitution in CH bonds in either molecule[...]
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Polish Journal of Chemistry
EN The Y2Se3-Cu2Se-GeSe2 system was investigated using X-ray powder diffraction. The existence of the Y(2+x)/3Cu2-xSe2 (0 _ x _ 1) solid solution (Er2/3Cu2S2 structure type, space group P3) was confirmed in the Y2Se3-Cu2Se section. No compounds were found in the Y2Se3-GeSe2 section. The formation of th[...]
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Polish Journal of Chemistry
EN The interactions between the components in theY2X3-Cu2X-SnX2 (X = S, Se) systems at 870 K were determined using X-ray powder diffraction. The existence of the compound YCuS2 and the Y(2+x)/3Cu2-xS2 (0 x 0.52) solid solution was confirmed in the Y2S3-Cu2S section. The existence of the solid solutio[...]
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Polish Journal of Chemistry
EN Isothermal sections of the Tb2Se3-Cu2Se-PbSe and Dy2Se3-Cu2Se-PbSe systems at 870 K were explored using X-ray powder diffraction. TbCuSe2 compound (LaCuS2 structure type, space group P21/c) and Tb(2+x)/3Cu2-xSe2 (0 _ x _ 0.85) solid solution (Er2/3Cu2S2 structure type, space group P3) were identifie[...]
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Polish Journal of Chemistry
EN Phase equilibria in the Cu2S-{Sb,Bi}2S3-Ga2S3 and Cu2S-{Sb,Bi}2S3-In2S3 systems at 673 K were investigated by X-ray powder diffraction and their isothermal sections were constructed. No quaternary compounds or continuous solid solutions were found. The homogeneity region of the CuIn5S8 phase in quas[...]
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Polish Journal of Chemistry
2006 Vol. 80, nr 12 2011-2016
EN Phase diagram of NdPO4-K3PO4 quasibinary system has been elaborated based on investigation by thermoanalytical methods, X-ray powder diffraction, IR spectroscopy and microscopy in reflected light. One binary orthophosphate of the formula K3Nd(PO4)2 occurs in this system, and it melts incongruently a[...]
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Polish Journal of Chemistry
2006 Vol. 80, nr 10 1703-1714
EN Phase equilibria in Tm2Se3–Cu2Se–PbSe and Lu2Se3–Cu2Se–PbSe systems at 870 K were investigated, using X-ray powder diffraction. R(2+x)/3Cu2-xSe2 (0 x 1) solid solutions (space group P3) were found in R2Se3–Cu2Se (R = Tmand Lu) sections of both systems. Crystal structure determinations for terminal[...]
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Polish Journal of Chemistry
2001 Vol. 75, nr 10 1407-1411
EN Results of phase equilibrium in the AgInSe2-CdSe system by differential thermal, X-ray, microstructural analyses and measurements of microhardness are given. The system is quasibinary with limited solubility of the components in the solid state. The region of solid solution on the base of AgInSe2 is[...]
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Polish Journal of Chemistry
EN Phase equilibria were established in the Y-Ag-P and Nd-Ag-P ternary systems up to 80 at.% of P at 400°C. The isothermal sections have been built basing on X-ray phase analysis.
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Polish Journal of Chemistry
EN The system Nd(PO3)3 - KPO3 has been investigated by differential thermal analysis (during heating), thermogravimetric analysis, mass spectrometry, Raman spectroscopy and X-ray powder diffraction and its phase diagram was proposed. It was discovered that initial metaphosphates react at a 1:1 molar ra[...]
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Polish Journal of Chemistry
EN The binary system YPO4 -- Ba3(PO4)2 has been examined by differential thermal analysis, X-ray and microscopy in reflected light. Its phase diagram has been proposed. The initial orthophosphates react at a 1:1 and 2:1 molar ratio to give two intermediate compounds: Ba3Y(PO4)3 and Ba3Y2(PO4)4. It has [...]
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Polish Journal of Chemistry
EN The isothermal section of the Lu-Ge-In phase diagram at 870 K over the whole concentration range has been constructed using X-ray phase analysis. Only LuGe1-xInx (x = 0.035) compound (CrB-structure type, space group Cmcm, a = 4.1582(1), b = 10.4616(4), c = 3.8664(1) A) is formed in the ternary syste[...]
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Polish Journal of Chemistry
2002 Vol. 76 / nr 11 1553-1558
EN Phase equilibria in Yb-Co-P system have been investigated at 870 K by X-ray analysis. The existence of early known compounds Yb2Co12P7 (structure Zr2Fe12P7), YbCo5P3 (structure YCo5P3), YbCo3P2 (structure HoCo3P2), Yb6Co30P19 (own structure) and Yb5Co19P12 (structure Sc5Co19P12) has been confirmed. [...]
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Polish Journal of Chemistry
2001 Vol. 75, nr 10 1553-1559
EN Solid alloys Tl2Te - CdTe have been investigated by concentration cell EMF measurements. Partial molar thermodynamic functions of thallium at 373 K and 473 K have been determined for the ternary phases in the system. An evidence has been obtained for a new compound formation that was not found earli[...]
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