Preparation and characterization of functionalized hybrid hydroxyapatite from phosphorite and its potential application to Pb2+ remediation

Autor: Guillaume Renaudin, Hassen Bachoua, Fabrice Leroux, Mongi Debbabi, Béchir Badraoui, Jean-Marie Nedelec

Publikováno v: Journal of Sol-Gel Science and Technology
Journal of Sol-Gel Science and Technology, 2016, 78 (3), pp.621-631. ⟨10.1007/s10971-016-3978-3⟩
Journal of Sol-Gel Science and Technology, Springer Verlag, 2016, 78 (3), pp.621-631. ⟨10.1007/s10971-016-3978-3⟩

International audience; Calcium hydroxyapatite-aspartate (CaHAp-Asp) and calcium hydroxyapatite-glutamate (CaHAp-Glu) hybrid materials were prepared by the dissolution of Tunisian Phosphate Rocks in concentrated nitric acid and re-precipitation in ba

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f394d551d5f23c7fee3be83b4e402b51
https://doi.org/10.1007/s10971-016-3978-3

Magnesium modified calcium hydroxyapatite: An efficient and recyclable catalyst for the one-pot Biginelli condensation

Autor: Afef Mehri, Sana ben Moussa, Béchir Badraoui

Publikováno v: Journal of Molecular Structure. 1200:127111

Magnesium modified calcium hydroxyapatite Ca(10-x)Mgx(PO4)6(OH)2, 0 ≤ x ≤ 3, have been synthesised using double decomposition method. The resulting materials have been fully characterised by X-ray powder diffraction, chemical analysis and infrare

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::00e1f9ced9480c02f183fa6e86011cfe
https://doi.org/10.1016/j.molstruc.2019.127111

Synthesis, Rietveld refinements and electrical conductivity of news fluorobritholite based on lead Ca 7-x Pb x La 3 (PO 4 ) 3 (SiO 4 ) 3 F 2 (0 ≤ x ≤ 2)

Autor: Michel Gruselle, Béchir Badraoui, Maha Laajimi, R. Ben Chaâbane, Abdelaziz Laghzizil, S. Ben Moussa

Publikováno v: Journal of Molecular Structure
Journal of Molecular Structure, Elsevier, 2017, 1147, pp.114-120. ⟨10.1016/j.molstruc.2017.06.082⟩
Journal of Molecular Structure, 2017, 1147, pp.114-120. ⟨10.1016/j.molstruc.2017.06.082⟩

Fluorobritholites of general formula Ca 7–x Pb x La 3 (PO 4 ) 3 (SiO 4 ) 3 F 2 , (0 ≤ x ≤ 2) were prepared by thermal method. The obtained solid solutions were characterized by X-Ray diffraction, infrared spectroscopy and chemical analysis. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25aee4a08a5e5d24150a56e88b430272
https://hal.sorbonne-universite.fr/hal-01618818/document

Calcium, Barium and Strontium apatites: A new generation of catalysts in the Biginelli reaction

Autor: Kaia Tõnsuaadu, Jalel Lachheb, Michel Gruselle, Birgit Maaten, Sana Ben Moussa, Tõnis Kanger, Béchir Badraoui, Kadri Kriis

Publikováno v: Tetrahedron
Tetrahedron, Elsevier, 2017, 73 (46), pp.6542-6548. ⟨10.1016/j.tet.2017.09.051⟩
Tetrahedron, 2017, 73 (46), pp.6542-6548. ⟨10.1016/j.tet.2017.09.051⟩

International audience; We describe herein the use of Calcium, Barium and Strontium hydroxyapatites (CaHAp, BaHAp and SrHAp) as well as CaHAp containing Magnesium, Copper, Zinc and Palladium (MgHAp, CuHAp, ZnHAp and PdHAp) as catalysts in the Biginel

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9f10c61b5158983f2d607c24e29171a
https://hal.sorbonne-universite.fr/hal-01614924

Thermal and electrical behaviour of the superprotonic conductor phase in rb2(hseomodifications structurales et stabilité thermique dans les hydroxyapatites contenant du cuivre en substitution4)(h2po4)

Autor: Béchir Badraoui, Hassan Bachouâ, Massoud Oyhmani

Publikováno v: Annales de chimie Science des Matériaux. 33:329-337

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2239eedd0dbb35028f3f899cca4e8a54
https://doi.org/10.3166/acsm.33.329-337