A. Gemeay

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Impacts of horseradish peroxidase immobilization onto functionalized superparamagnetic iron oxide nanoparticles as a biocatalyst for dye degradation

Abeer A. Khamis, Basem E. Keshta, A. Gemeay, 2021, Environmental Science and Pollution Research.

Chelation mode impact of copper(II)-aminosilane complexes immobilized onto graphene oxide as an oxidative catalyst

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2017 .

Effective disposal of methylene blue using green immobilized silver nanoparticles on graphene oxide and reduced graphene oxide sheets through one-pot synthesis

Rehab G El-sharkawy, A. Gemeay, Eman F. Aboelfetoh, 2020, Environmental Monitoring and Assessment.

Immobilization of Green Synthesized Silver Nanoparticles onto Amino-Functionalized Silica and Their Application for Indigo Carmine Dye Removal

Rehab G El-sharkawy, A. Gemeay, Eman F. Aboelfetoh, 2017, Water, Air, & Soil Pollution.

Kinetics and mechanism of the uncatalyzed and Ag(I)-catalyzed oxidative decolorization of Sunset Yellow and Ponceau 4R with peroxydisulphate

A. Gemeay, A. M. Habib, Mostafa A. Borhan El-Din, 2007 .

Synergistic effect of Cu(II) in the one-pot synthesis of reduced graphene oxide (rGO/CuxO) nanohybrids as adsorbents for cationic and anionic dyes

A. Gemeay, Eman F. Aboelfetoh, Abeer A. Elhelaly, 2018 .

Immobilization of transition metal ion complexes and their catalytic activity towards the activation of hydrogen peroxide

A. Zaki, A. Gemeay, M. El-Sheikh, 2003 .

Kinetics and mechanism of the heterogeneous catalyzed oxidative degradation of indigo carmine

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2003 .

Application of polyaniline/manganese dioxide composites for degradation of acid blue 25 by hydrogen peroxide in aqueous media

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2012, Bulletin of Materials Science.

Influence of Synthesis and Functionalization Procedures of Fe 3 O 4 NPs by Mono- and Diamino Silane Coupling Agents on the Adsorption Efficiency of Anionic Dyes

Basem E. Keshta, A. Gemeay, 2022, Journal of Hazardous, Toxic, and Radioactive Waste.

Chemical insight into the adsorption of reactive wool dyes onto amine-functionalized magnetite/silica core-shell from industrial wastewaters

A. Zaki, Rehab G El-sharkawy, Basem E. Keshta, 2019, Environmental Science and Pollution Research.

Adsorption characteristics and the kinetics of the cation exchange of rhodamine-6G with Na+-montmorillonite.

A. Gemeay, 2002, Journal of colloid and interface science.

The assisting-approach of horseradish peroxidase immobilized onto amine-functionalized superparamagnetic iron oxide nanoparticles as a biocatalyst

Abeer A. Khamis, Basem E. Keshta, A. Gemeay, 2021 .

Catalytic activity of polyaniline/MnO2 composites towards the oxidative decolorization of organic dyes

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2008 .

Preparation and characterization of polyaniline/manganese dioxide composites via oxidative polymerization: Effect of acids

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2005 .

Bifunctional manganese ferrite nanoparticles: Tuning their efficiency for aniline polymerization and polyaniline nanocomposites for boosting adsorption of organic dyes

A. Gemeay, H. El‐Daly, M. El-Sheikh, 2022, Journal of the Chinese Chemical Society.

Ion exchangers as catalysts. II. Catalytic decomposition of hydrogen peroxide with resin-ethylenediamine-copper(II) complex ions

A. Zaki, A. Gemeay, A. M. Habib, 1989 .

Kinetics and mechanism of the reduction of some azo-dyes by inorganic oxysulfur compounds

A. Gemeay, 2002 .

Amine-rich quartz nanoparticles for Cu(II) chelation and their application as an efficient catalyst for oxidative degradation of Rhodamine B dye

A. Zaki, A. Gemeay, Mohamed E. El-Halwagy, 2021, Environmental Science and Pollution Research.

Kinetics and mechanism of the oxidation of L-ascorbic acid by the N,N′-ethylenebis(salicylideneiminato)manganese(III) complex in aqueous solution

I. Salem, A. Gemeay, 1996 .

Kinetics of the oxidative decolorization of Reactive Blue-19 by acidic bromate in homogeneous and heterogeneous media

A. Zaki, A. Gemeay, Gehad R. El-Ghrabawy, 2007 .

Kinetics of the oxidative degradation of thionine dye by hydrogen peroxide catalyzed by supported transition metal ions complexes

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2004 .

Catalytic effect of supported metal ion complexes on the induced oxidative degradation of pyrocatechol violet by hydrogen peroxide.

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2003, Journal of colloid and interface science.

Graphene Oxide/Polyaniline/Manganese Oxide Ternary Nanocomposites, Facile Synthesis, Characterization, and Application for Indigo Carmine Removal

A. Gemeay, Rehab Elsharkawy, Eman F. Aboelfetoh, 2018, Journal of Polymers and the Environment.

Ion Exchangers as catalysts I. Catalytic decomposition of hydrogen peroxide in presence of Dowex 50 W resin in the form of ethylamine-copper(II) complex ion in aqueous medium

A. Zaki, A. Gemeay, A. M. Habib, 1988 .

Catalytic degradation of methylene blue in aqueous solution by H2O2 and SiO2-NH2-Cu(II)@SiO2 nanoparticles as catalyst

Abdelhamid M. El-Sawy, M. Salem, A. Gemeay, 2021 .

Amine-rich polymers for water purification applications

M. E. Elhalwagy, A. Gemeay, A. Elsherbiny, 2023, Materials Today Chemistry.

Adsorption efficiency of graphene oxide towards cyanine dyes with different alkyl chain lengths

Mohamed A. Salem, A. Gemeay, A. Elsherbiny, 2020, Separation Science and Technology.

Adsorption Efficiency of Polyaspartate-Montmorillonite Composite Towards the Removal of Pb(II) and Cd(II) from Aqueous Solution

A. Gemeay, M. El-Hefnawy, A. Elsherbiny, 2018, Journal of Polymers and the Environment.

Catalytic activity of silica gel surface modified by transition metal-aminosilane complexes in the decomposition of hydrogen peroxide

A. Gemeay, 1996 .

Kinetics and mechanism of H2O2 decomposition by Cu(II)-, Co(II)-, and Fe(III)-Amine complexes on the surface of Silica-Alumina (25% Al2O3)

I. Salem, M. Salem, A. Gemeay, 1994 .

Linker impact on the adsorption capacity of polyaspartate/montmorillonite composites towards methyl blue removal

A. Gemeay, M. El-Hefnawy, A. Elsherbiny, 2017 .

Role of resin-copper(II) complexes containing ethanolamines in hydrogen peroxide decomposition

A. Zaki, J. Bargon, A. Gemeay, 1992 .

Efficiency and selectivity of cost-effective Zn-MOF for dye removal, kinetic and thermodynamic approach

Reda M. Abdelhameed, A. Gemeay, Ahmed Rady, 2023, Environmental Science and Pollution Research.

Superparamagnetic graphene oxide/magnetite nanocomposite delivery system for doxorubicin-induced distinguished tumor cell cycle arrest and apoptosis

M. Salem, M. Aldubayan, A. Gemeay, 2020, Journal of Nanoparticle Research.

Preparation and characterization of polyaniline/manganese dioxide composites and their catalytic activity.

A. Zaki, Rehab G El-sharkawy, A. Gemeay, 2007, Journal of colloid and interface science.

Chemical Preparation of Manganese Dioxide/Polypyrrole Composites and Their Use as Cathode Active Materials for Rechargeable Lithium Batteries

S. Kuwabata, H. Yoneyama, H. Nishiyama, 1995 .

Adsorption and kinetic studies of the intercalation of some organic compounds onto Na+-montmorillonite.

A. Zaki, A. Gemeay, A. El‐Sherbiny, 2002, Journal of colloid and interface science.

Synthesis, Characterization, and Antimicrobial Activities of CuxFe3-xO4/PANI Nanocomposites

A. Gemeay, H. El‐Daly, Mohammed Eid, 2022, Egyptian Journal of Microbiology.

Impact of graphene oxide nano sheets loaded with chemotherapeutic drug on tumor cells

M. Salem, M. Aldubayan, A. Gemeay, 2020, Journal of Nanoparticle Research.

Immobilization Impact of Photocatalysts onto Graphene Oxide

A. Gemeay, Mohamed E. El-Halwagy, 2018, Graphene Oxide - Applications and Opportunities.

Effectiveness application of Chitosan/Alginic/Copper–organic framework Beads on Removal of Carbaryl Carbamate from wastewater

A. Rady, A. Gemeay, A. Elsherbiny, 2023, Environmental Nanotechnology, Monitoring & Management.

Oxidation kinetics and fluorescence quenching of coumarin-1 laser dye with peroxodisulfate

M. Salem, S. El-Daly, A. Gemeay, 1996 .

Evaluation of synergistic approach of spinel cadmium–copper nanoferrites as magnetic catalysts for promoting wastewater decontamination: Impact of Ag ions doping

M. Abdel-Galeil, R. El-Shater, A. Mangood, 2023, Environmental science and pollution research international.

State of the art on the magnetic iron oxide Nanoparticles: Synthesis, Functionalization, and applications in wastewater treatment

Basem E. Keshta, A. Gemeay, S. Elsharkawy, 2024, Results in Chemistry.

Green preparation of antibacterial agents: MIL-101(Cr) synthesized from PET bottles recycling and its functionalization with silver nanoparticles

Haojie Yu, Basem E. Keshta, A. Gemeay, 2023, Materials Today Communications.

Rational design of 2D Co-ZIF-L via optimizing the linker: Metal ions molar ratio for high performance asymmetric supercapacitors

A. Gemeay, Aya M. Mohamed, Heba M. El Sharkawy, 2024, Journal of Energy Storage.

The role of resin—transition metal complexes containing hydroxy amine ligand in hydrogen peroxide decomposition

A. Zaki, J. Bargon, A. Gemeay, 1992 .

The role of resin-amine transition metal complexes in hydrogen peroxide decomposition

A. Zaki, A. Gemeay, A. M. Habib, 1989 .

Activity of silica-alumina surface modified with some transition metal ions

I. Salem, M. Salem, A. Gemeay, 1996 .

Cost-effective synthesis of MIL-101(Cr) from recyclable wastes and composite with polyaniline as an ion-to-electron transducer for potentiometric Pb2+ sensing

Haojie Yu, Basem E. Keshta, A. Gemeay, 2024, Chemical Engineering Journal.