Zobrazeno 1 - 10
of 43
pro vyhledávání: '"L, Rghioui"'
Publikováno v:
Phosphorus, Sulfur, and Silicon and the Related Elements. 195:173-179
The synthesis and single crystal X-ray structure are reported for a new acidic pyrophosphate dihydrate CoK1.078N0.922(H2P2O7)2.2H2O. The results revealed cobalt (Co) octahedrally coordinated by two water molecules and four oxygen atoms belonging to t
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 75, Iss 7, Pp 1041-1045 (2019)
The crystal structures of dirubidium potassium dysprosium bis(vanadate), Rb2KDy(VO4)2, and caesium potassium gadolinium bis(vanadate), Cs1.52K1.48Gd(VO4)2, were solved from single-crystal X-ray diffraction data. Both compounds, synthesized by the rea
Autor:
Laboratoire de Spectroscopie, Modélisation Moléculaire, Matériaux et Environnement ., L. Rghioui, Mohamed Saidi, A. Naji, YoussefEl Boundati, Khadija Ziat
Publikováno v:
International Journal of Advanced Research. 6:300-309
Publikováno v:
Sustainable Chemistry and Pharmacy. 7:9-16
In the present study, activated carbon prepared from apple peels (ACAP) was used to remove chromium (VI) from aqueous solution. The characterization of this ACAP has been performed using different analytical techniques such as FTIR and SEM. The adsor
Publikováno v:
Fluid Phase Equilibria. 430:188-194
A comparison of linear and non-linear regression method for predicting the optimum isotherm was made using the experimental adsorption equilibrium data of Cu(II) onto treated Martil sand (TMS). For this, six error analysis methods were used: the coef
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Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy [1994-...]
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy [1994-..], Elsevier, 2005, 61, pp.419. ⟨10.1016/j.saa.2004.03.042⟩
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy [1994-..], 2005, 61, pp.419. ⟨10.1016/j.saa.2004.03.042⟩
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy [1994-..], Elsevier, 2005, 61, pp.419. ⟨10.1016/j.saa.2004.03.042⟩
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy [1994-..], 2005, 61, pp.419. ⟨10.1016/j.saa.2004.03.042⟩
The monoclinic phosphates with K3Ln(PO4)2 (Ln=rare earth) formula were synthesized. Their infrared and Raman spectra have been reported and analysed. The results of a force field calculation for K3Nd(PO4)2 are presented.
Autor:
L. Benarafa, M Serghini Idrissi, R. Nejjar, L. Rghioui, F. Wallart, A. Lorriaux, M. Saidi Idrissi
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 60:2043-2052
The monoclinic pyrophosphates with AMP2O7 formula were synthesized. Their infrared and Raman spectra have been reported and analysed. The results of a force field calculation for CaCuP2O7 are presented.
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 58:2951-2960
Resume Ce travail porte sur l’etude experimentale et theorique des spectres de vibration des phosphates SrM 2 (PO 4 ) 2 avec M=Ni, Co synthetises par nous meme. Une attribution des raies et des bandes de vibration a ete proposee et confirmee par un
Publikováno v:
Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 52:419-427
Resume La synthese des composes de type K 2 RbLn(PO 4 ) 2 (Ln est Ce, …, Lu) a ete realisee par voie seche. L'analyse des diagrammes de poudre et des spectres de vibration de cette famille nous a amene d'une part a considerer deux types de symetrie