Search Results - "Attia, Amina A."

Capacity of activated carbon in the removal of acid dyes subsequent to its thermal treatment by Attia, Amina A., Rashwan, Wafaa E., Khedr, Soheir A.

“…A commercial activated carbon (Prolabo) was subjected to thermal treatment at 400 and 600 °C for 2 h. Characterization of the parent, and heated products, was…”
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Impact of chemical activation on the adsorption performance of common reed towards Cu(II) and Cd(II) by Abdelnaeim, Mohamed Y., El Sherif, Iman Y., Attia, Amina A., Fathy, Nady A., El-Shahat, M.F.

“…The adsorption of Cu(II) and Cd(II) from aqueous solution was studied by Common Reed (CR) activated with different concentrations of H3PO4 (PA) and carbonized…”
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Removal of methylene blue by carbons derived from peach stones by H3PO4 activation: Batch and column studies by Attia, Amina A., Girgis, Badie S., Fathy, Nady A.

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Development of Porosity and Copper(II) Ion Adsorption Capacity by Activated Nano-Carbon Xerogels in Relation to Treatment Schemes by Badie S. Girgis, Mohamed N. Alaya, Iman Y. El-Sherif, Amina A. Attia, Nady A. Fathy

“…In this study, activated nano-carbon xerogels were obtained by different activation schemes of a resorcinol–formaldehyde xerogel (RFX) with a…”
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Activated carbon xerogels for the removal of the anionic azo dyes Orange II and Chromotrope 2R by adsorption and catalytic wet peroxide oxidation by Ribeiro, Rui S., Fathy, Nady A., Attia, Amina A., Silva, Adrián M.T., Faria, Joaquim L., Gomes, Helder T.

“…► Activated carbon xerogels are produced by activation of an organic xerogel. ► Different activation procedures: steam, activation with H3PO4 and with dry KOH…”
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Nanostructured activated carbon xerogels for removal of methomyl pesticide by Fathy, Nady A., Attia, Amina A., Hegazi, Bahira

“…Three nanoporous activated carbon xerogels were synthesized by chemical activation of resorcinol–formaldehyde xerogel (RFX) with activating agents such as…”
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Textural and adsorption characteristics of carbon xerogel adsorbents for removal of Cu (II) ions from aqueous solution by Girgis, Badie S., El-Sherif, Iman Y., Attia, Amina A., Fathy, Nady A.

“…Resorcinol–formaldehyde (RF) carbon xerogels were synthesized using different resorcinol/sodium carbonate catalyst molar ratios (R/C=50, 200, 500 and 1000) and…”
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Modification in adsorption characteristics of activated carbon produced by H3PO4 under flowing gases by GIRGIS, Badie S, ATTIA, Amina A, FATHY, Nady A

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Textural Properties and Adsorption of Dyes onto Carbons Derived from Cotton Stalks by Amina A. Attia, Abdel-Nasser A. El-Hendawy, Soheir A. Khedr, Th. El-Nabarawy

“…Non-activated carbon ‘C’, zinc chloride-activated carbon ‘Z’ and steam-activated carbon ‘S’ were prepared from cotton stalks available as an agricultural…”
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Capacity of activated carbon derived from pistachio shells by H3PO4 in the removal of dyes and phenolics by Attia, Amina A, Girgis, Badie S, Khedr, Soheir A

“…Two activated carbons were obtained from pistachio shells by impregnation with H3PO4 under standard conditions of acid concentration (50 wt%) and heat…”
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Modified Silica for the Extraction of Cadmium(II), Copper (II) and Zinc(II) Ions from Their Aqueous Solutions by L.B. Khalil, Amina A. Attia, Th. El-Nabarawy

“…Increasing concentrations of heavy metal ions in aquatic systems have led to a search for very efficient matrices for their removal. Zirconium(IV) phosphate…”
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Effect of La2O3 and Mn2O3-doping of Co3O4/Al2O3 system on its surface and catalytic properties by EL-SHOBAKY, Hala G, SHOUMAN, Mona A, ATTIA, Amina A

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Removal of chromium(VI) from wastewater via polyvinyl alcohol and polyvinyl alcohol/chitosan encapsulated onto Jojoba leaves: fixed-bed column studies by Attia, Amina A., Shouman, Mona A., Khedr, Soheir A., Fagal, Gehan A.

“…Exhaustive industrial and urban development aroused the release of environmental pollutants. Cr(VI) is one of the most toxic and adequate prevalent throughout…”
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Some Surface Properties of Activated Carbons Prepared by Gasification with Different Gases by Amina A. Attia

“…A non-activated carbon ‘D’ was obtained by carbonizing date pits at 773 K in a limited supply of air. Activated carbons were obtained by gasifying portions of…”
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Activated carbon xerogel–chitosan composite materials for catalytic wet peroxide oxidation under intensified process conditions by Pinho, Maria T., Silva, Adrián M.T., Fathy, Nady A., Attia, Amina A., Gomes, Helder T., Faria, Joaquim L.

“…[Display omitted] •Activated carbon xerogel–chitosan composite materials tested in CWPO.•CWPO process performance increased remarkably under intensified…”
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Activated carbon xerogels for the removal of the anionic azo dyes Orange II and Chromotrope 2R by adsorption and catalytic wet peroxide oxidation by RIBEIRO, Rui S, FATHY, Nady A, ATTIA, Amina A, SILVA, Adrian M. T, FARIA, Joaquim L, GOMES, Helder T

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Removal of methylene blue by carbons derived from peach stones by H 3PO 4 activation: Batch and column studies by Attia, Amina A., Girgis, Badie S., Fathy, Nady A.

“…Several activated carbons were obtained by H 3PO 4 at 500 °C, under increasing acid concentrations of 30–70%. Products were characterized by N 2 at 77 K, and…”
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Modification in adsorption characteristics of activated carbon produced by H 3PO 4 under flowing gases by Girgis, Badie S., Attia, Amina A., Fathy, Nady A.

“…Activated carbons were derived from peach stone shells by H 3PO 4-scheme under standard conditions: 50% H 3PO 4 and pyrolysis for 2 h at 500 °C. Five carbons…”
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Effect of La 2O 3 and Mn 2O 3-doping of Co 3O 4/Al 2O 3 system on its surface and catalytic properties by El-Shobaky, Hala G., Shouman, Mona A., Attia, Amina A.

“…Pure sample of cobalt oxide supported on γ-alumina and having the formula 0.1 Co 3O 4/Al 2O 3 was prepared by wet impregnation method using finely powdered…”
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Capacity of activated carbon derived from pistachio shells by H 3 PO 4 in the removal of dyes and phenolics by Attia, Amina A, Girgis, Badie S, Khedr, Soheir A

“…Abstract Two activated carbons were obtained from pistachio shells by impregnation with H 3 PO 4 under standard conditions of acid concentration (50 wt%) and…”
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