Ragaa El Sheikh

Treatment of industrial wastewater containing copper and cobalt ions using modified chitosan

Nabel A. Negm, Ragaa El Sheikh, Ahmed F. El‐Farargy et al. · Journal of Industrial and Engineering Chemistry · 2014 · 86 citations

Chemical Engineering, Engineering, Environmental Engineering +7

Selective Recovery of Cadmium, Cobalt, and Nickel from Spent Ni–Cd Batteries Using Adogen® 464 and Mesoporous Silica Derivatives

Ahmed R. Weshahy, Ahmed K. Sakr, Ayman A. Gouda et al. · International Journal of Molecular Sciences · 2022 · 55 citations · Full text

Efficient Recovery of Rare Earth Elements and Zinc from Spent Ni–Metal Hydride Batteries: Statistical Studies

Ahmed R. Weshahy, Ayman A. Gouda, Bahig M. Atia et al. · Nanomaterials · 2022 · 53 citations · Full text

Development of green vortex-assisted supramolecular solvent-based liquid–liquid microextraction for preconcentration of mercury in environmental and biological samples prior to spectrophotometric determination

Ayman A. Gouda, Ali Alshehri, Ragaa El Sheikh et al. · Microchemical Journal · 2020 · 45 citations

Environmental Chemistry, Engineering, Gas Chromatography +12

An environment-friendly supramolecular solvent-based liquid–phase microextraction method for determination of aluminum in water and acid digested food samples prior to spectrophotometry

Eman Hafez, Ragaa El Sheikh, Maher Fathalla et al. · Microchemical Journal · 2019 · 31 citations

Food Chemistry, Solvent Extraction, Environmental Chemistry +14