List of Articles Removal of pollutant Open Access Article Abstract Page Full-Text 1 - Efficiency of Combination Powder Activated Carbon Magnetized by Fe3O4 Nanoparticles for Removal of Cadmium from Aqueous Solutions with the Response Surface Methodology (RSM) Box – Behnken design (BBD) Khoshnaz Pyandeh Sadegh Ghasemi 10.22034/jest.2017.21191.3018