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Al2O3/Yttria‐Stabilized Zirconia Hollow‐Fiber Membrane Incorporated with Iron Oxide for Pb(II) Removal
Authors:Syafikah Huda Paiman  Mukhlis A Rahman  Khairul Hamimah Abas  Azian Abd Aziz  Ahmad Fauzi Ismail  Mohd Hafiz Dzarfan Othman  Juhana Jaafar  Mohammad Noorul Anam Mohd Norddin
Abstract:Removal by absorptive ceramic membranes can simultaneously absorb and separate metal ions from water. Alumina/yttria‐stabilized zirconia (Al2O3/YSZ) hollow‐fiber membranes, fabricated using phase inversion and sintering process, were deposited with iron oxide by an in‐situ hydrothermal process. The results showed that α‐Fe2O3 was produced and incorporated across the membranes. A reduction in flux was recorded with the deposition of α‐Fe2O3. However, it improved the adsorption capacity for heavy metal adsorption. The adsorption‐separation test demonstrated that the optimized membrane is able to completely remove Pb(II) ions after two hours.
Keywords:Adsorption  Ceramic membrane  Heavy metal removal  Hollow‐fiber membrane  Iron oxide
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