Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Meryem Moutataouia"'
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 1, Pp i5-i5 (2014)
The structure of the title compound is characterized by the presence of two different anions, (PO4)3− and (P2O7)4− with an eclipsed conformation. The crystal structure consists of edge-sharing [NiO6] octahedra forming an [Ni3O14] chain running pa
Externí odkaz:
https://doaj.org/article/ad20de1e63d941bc969d2f03fa89a2d8
Publikováno v:
Acta Crystallographica Section E, Vol 70, Iss 1, Pp i1-i1 (2014)
The poly-phosphate Li2Mn(PO3)4 was synthesized and its structure characterized from powder diffraction data by Averbuch-Pouchot & Durif [J. Appl. Cryst. (1972), 5, 307–308]. These authors showed that the structure of this phosphate is isotypic to t
Externí odkaz:
https://doaj.org/article/d6967401c8db4c85826a2e5b1c6b2dfa
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 6, Pp i43-i43 (2012)
The structure of the title compound, NaK5Ni5(P2O7)4, is characterized by the presence of two crystallographically independent P2O7 groups with different conformations. The conformation of the first P2O7 group is eclipsed, whereas that of the second i
Externí odkaz:
https://doaj.org/article/8245be9b464747f88dccfd522caf805f
Publikováno v:
Acta Crystallographica Section E, Vol 68, Iss 5, Pp i31-i31 (2012)
The structure of the title compound, K2Na3P3O10, is characterized by open chains of three PO4 tetrahedra linked by single oxygen bridges. The P3O10 groups have crystallographic twofold symmetry, with the central P atom being located on the twofold ro
Externí odkaz:
https://doaj.org/article/fcc7c7aca9cf46b98aa5f66a55528aa7
Autor:
Hanane Barebita, Azeddine Elbadaoui, Taoufik Guedira, Abderrazak Nimour, Meryem Moutataouia, Badr Baach, Soumya Ferraa
Publikováno v:
SSRN Electronic Journal.
The aim of structural characterization of the P2O5-V2O5-Bi2O3-B2O3 glassy system is to clarify the role played by the B2O3 as an unconventional network former in the structure of the investigated samples. Glass samples of the system were prepared by
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e8a610fa305a4b3a82cce2e9e76450d5
https://doi.org/10.2139/ssrn.3621129
https://doi.org/10.2139/ssrn.3621129
Autor:
Soumya Ferraa, Badr Baach, Azeddine Elbadaoui, Abderrazak Nimour, Hanane Barebita, Meryem Moutataouia, Taoufiq Guedira
Publikováno v:
Chemical Physics Letters. 765:138304
Novel vanadyl-phosphate glasses with nominal compositions (0.25–0.5y) Bi2O3 – yBaO - (0.75–0.5y) (0.5P2O5-0.5V2O5) (0 ≤ y ≤ 0.30) have been synthesized using melt-quenching method. X-Ray Diffraction (XRD) studies proved that the batch of sa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f59bee3ec13da72f656b22291683f4d
https://doi.org/10.1016/j.cplett.2020.138304
https://doi.org/10.1016/j.cplett.2020.138304
Publikováno v:
Journal of Molecular Structure. 1223:128983
A new member of (A,M)2P2O7 diphosphate family, MgNiP2O7, has been synthesized and structurally characterized. The structure was determined using powder X-ray diffraction. MgNiP2O7 crystallizes in the monoclinic system, space group P21/c, with the uni
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6595e03f06c23e73d820aad4b59bb2c1
https://doi.org/10.1016/j.molstruc.2020.128983
https://doi.org/10.1016/j.molstruc.2020.128983
Publikováno v:
Journal of Alloys and Compounds
Journal of Alloys and Compounds, Elsevier, 2018, 748, pp.206-215. ⟨10.1016/j.jallcom.2018.02.284⟩
Journal of Alloys and Compounds, 2018, 748, pp.206-215. ⟨10.1016/j.jallcom.2018.02.284⟩
Journal of Alloys and Compounds, Elsevier, 2018, 748, pp.206-215. ⟨10.1016/j.jallcom.2018.02.284⟩
Journal of Alloys and Compounds, 2018, 748, pp.206-215. ⟨10.1016/j.jallcom.2018.02.284⟩
International audience; The crystal structure of the new triphosphate K2Na3P3O10: 5% Eu3+ (monoclinic, space group C2/c, unit cell parameters: a = 9.8695(3) Å; b = 5.6171(2) Å; c = 18.6404(6) Å; β = 96.0947(2) °) has been solved from single crys
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::007eef90d148e358117f924b66621485
https://hal.archives-ouvertes.fr/hal-01826278
https://hal.archives-ouvertes.fr/hal-01826278
Publikováno v:
ChemInform. 45
Single crystals of the new title compound are obtained in the attempt to prepare NaK5Ni4Co(P2O7)4 by solid state reaction of NaNO3, KNO3, Ni(NO3)2, Co(NO3)2, and (NH4)2HPO4 (Pt crucible, 1273 K, 2 h).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::29c10ac59cc742a9dfe49ed8a143cd0c
https://doi.org/10.1002/chin.201417001
https://doi.org/10.1002/chin.201417001
Publikováno v:
ChemInform. 45
Li2Mn(PO3)4 is prepared by precipitation from aqueous solutions of LiNO3, Mn(NO3)2, and (NH4)2HPO4 followed by calcination in air (773 K, 4 h).
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e1766faed18652d1e05131e38a134d62
https://doi.org/10.1002/chin.201416006
https://doi.org/10.1002/chin.201416006