Structural Characterizations and Mechanical Behavior of Activated Clay-Based Si5(PO4)6O and SiP2O7 Compounds

Autor: Mohamed Mezni, Khaled Hosni, Mohamed Khabbouchi, Ezzeddine Srasra

Publikováno v: Silicon. 12:117-124

Well-crystalline and low-cost silico-phosphate materials were prepared by a simple procedure, different from that previously reported by sol-gel method. In this case, the Si5(PO4)6O and SiP2O7 compound have been synthesized from the mixtures of activ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::58cf54471a7a6e9bc702d4c44637ac66
https://doi.org/10.1007/s12633-019-00218-1

Structural, Textural and Mechanical Properties of Products Obtained by Interaction of Metakaolin-phosphoric Acid at High Temperature

Autor: Mohamed Khabbouchi, Ezzeddine Srasra, Khaled Hosni

Publikováno v: Russian Journal of Applied Chemistry. 90:2046-2054

The various molar ratios of P/Si + Al (0.1, 0.2, 0.4, and 1.4), based on metakaolin and phosphoric acid, have been investigated at two temperatures 750 and 1000°C. The characterization results by 27Al, 31P, 29Si MASNMR and X-ray powder diffraction s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c2034198749804fd1fb5cd85bf170c2
https://doi.org/10.1134/s1070427217120230

Interaction of metakaolin-phosphoric acid and their structural evolution at high temperature

Autor: Ezzeddine Srasra, Chiara Zanelli, Mahmoud Doggy, Mohamed Mezni, Khaled Hosni, Michele Dondi, Mohamed Khabbouchi

Publikováno v: Applied clay science
146 (2017): 510–516. doi:10.1016/j.clay.2017.07.006
info:cnr-pdr/source/autori:Khabbouchi, Mohamed; Hosni, Khaled; Mezni, Mohamed; Zanelli, Chiara; Doggy, Mahmoud; Dondi, Michele; Srasra, Ezzeddine/titolo:Interaction of metakaolin-phosphoric acid and their structural evolution at high temperature/doi:10.1016%2Fj.clay.2017.07.006/rivista:Applied clay science (Print)/anno:2017/pagina_da:510/pagina_a:516/intervallo_pagine:510–516/volume:146

In the present study metakaolin (MK), prepared by calcination of a natural tunisian kaolin at 750 degrees C, was mixed with different amounts of phosphoric acid (11-48 wt% P2O5) and heated at various temperatures (250, 500, 750 and 1000 degrees C) fo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::98ba8f62fc8fb76a863248c10bb0fccd
https://publications.cnr.it/doc/382939

Kinetics and equilibrium studies on removal of methylene blue and methyl orange by adsorption onto activated carbon prepared from date pits-A comparative study

Autor: Khaled Hosni, Noureddine Hamdi, Khaled Mahmoudi, Ezzeddine Srasra

Publikováno v: Korean Journal of Chemical Engineering. 32:274-283

The adsorption of Methylene blue and Methyl orange by date pits carbon was carried out by varying parameters such as agitation time, pH and dye concentration. Equilibrium adsorption data followed both Langmuir and Freundlich isotherms. Adsorption fol

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3970901211e0c4d84484afdb6c85921f
https://doi.org/10.1007/s11814-014-0216-y

Using Kaolinitic Clay for Preparation of a Hydrotalcite-Like Compound

Autor: Khaled Hosni, Ezzeddine Srasra

Publikováno v: Materials Sciences and Applications. :684-691

In this study, Mg-Al-CO3 hydrotalcite was synthesized from a kaolinite as natural source aluminium using two simple methods. The first method uses the kaolinite in natural solid state, the second method use the filtrate of the kaolinite after dissolu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7d355343be5ae7577dd37c9e9432ceb8
https://doi.org/10.4236/msa.2011.26094