Mahmoud M. Gomaa

Crosslinked PVA/SSA proton exchange membranes: correlation between physiochemical properties and free volume determined by positron annihilation spectroscopy

Mahmoud M. Gomaa, Christoph Hugenschmidt, Marcel Dickmann et al. · Physical Chemistry Chemical Physics · 2018 · 180 citations

Membrane Structure, Engineering, Free Volume +20

Physical and electrochemical properties of <scp>PVA</scp>/TiO₂ nanocomposite membrane

E.E. Abdel‐Hady, Hamdy F. M. Mohamed, Mohamed O. Abdel-Hamed et al. · Advances in Polymer Technology · 2018 · 47 citations

Materials Science, Polyvinyl Alcohol, Chemical Engineering +15

Non‐fluorinated <scp>PVA</scp>/<scp>SSA</scp> proton exchange membrane studied by positron annihilation technique for fuel cell application

Somia Awad, E.E. Abdel‐Hady, Hamdy F. M. Mohamed et al. · Polymers for Advanced Technologies · 2021 · 26 citations

Engineering, Positron Annihilation Spectroscopy, Membrane Characterization +16

Characterization and Modeling of Free Volume and Ionic Conduction in Multiblock Copolymer Proton Exchange Membranes

Mahmoud M. Gomaa, Arturo Sánchez-Ramos, Nieves Ureña et al. · Polymers · 2022 · 19 citations · Full text

Free Volume of PVA/SSA Proton Exchange Membrane Studied by Positron Annihilation Lifetime Spectroscopy

Mahmoud M. Gomaa, Christoph Hugenschmidt, Marcel Dickmann et al. · Acta Physica Polonica A · 2017 · 15 citations · Full text