Zobrazeno 1 - 10
of 383
pro vyhledávání: '"T. Mhiri"'
Publikováno v:
Journal of Molecular Structure. 1151:286-300
A new inorganic Rb 4 (SO 4 )(HSO 4 ) 2 (H 3 AsO 4 ) compound was prepared. It was found to crystallize in the monoclinic system (P2 1 space group) with the following lattice parameters: a = 5868 (1) A, b = 13,579(2) A, c = 11,809 (3) A and β = 94,73
Publikováno v:
Ionics. 23:1461-1470
The Rb3(HSeO4)2.5(H2PO4)0.5 compound was prepared and its thermal behavior and electric properties were investigated. The thermogravimetry (TGA) analysis and the differential scanning calorimetric (DSC) show the presence of a structural phase transit
Publikováno v:
Phase Transitions. 90:143-157
Mixed crystals Rb3(HSO4)2.5(H2AsO4)0.5 have been prepared by slow evaporation from aqueous solution at room temperature. The crystals were characterized by X-ray single analysis, which revealed that Rb3(HSO4)2.5(H2AsO4)0.5 crystallizes in the space g
Publikováno v:
JOURNAL OF ADVANCES IN CHEMISTRY. 12:719-726
The present paper is interested in the study of compounds from the apatite family with the general formula Ca 10 (PO 4 ) 6 A 2 . It particularly brings to light the exploitation of the distinctive stereochemistries of two Ca positions in apatite. In
Publikováno v:
Ionics. 22:1611-1623
Synthesis and structural characterization by single-crystal X-ray diffraction method, thermal behavior, and electrical proprieties are given for a new compound with a superprotonic phase transition Cs2(HSO4)(H2AsO4). The title compound crystallizes i
Publikováno v:
Bulletin of Materials Science. 41
The new krohnkite compound called potassium calcium-bis-hydrogen arsenate dihydrate K $$_{2}$$ Ca(HAsO $$_{4})_{2}\cdot $$ 2H $$_{2}$$ O was obtained by hydrothermal method and characterized by X-ray diffraction, infrared spectroscopy, Raman scatteri
Publikováno v:
Journal of Molecular Structure. 1098:229-239
The present paper undertakes the study of a new organic/inorganic hybrid compound [2-CH3C6H4NH3]HSO4.H2O characterized by the X-ray diffraction, TG-DTA, IR and Raman spectroscopy accomplished with DFT calculation. It is crystallized in the monoclinic
Publikováno v:
Journal of Alloys and Compounds. 641:14-21
Solid solutions in the Ca8−xSrxBi2(PO4)6O2 system were synthesized using the solid-state reaction method. The structures were refined by Fullproof program which is based on Rietveld method formalism. The Sr2+ ions were noted to occupy two sites (4f
Publikováno v:
Journal of Molecular Structure. 1083:405-411
The structure of a new inorganic solid acid Rb3(HSeO4)2.5(H2PO4)0.5 trirubidium hydrogenselenate dihydrogenphosphate: (RbHSeP) has been examined by X-ray single analysis performed at room temperature. This compound crystallizes in triclinic space gro
Publikováno v:
Journal of Molecular Structure. 1079:147-154
The present paper reports the chemical synthesis, structure study, thermal analysis, and vibrational properties of new hybrid compound called: bis (adeninium) selenate bihydrates. It is crystallized in the triclinic system with P-1 space group and th