Author:Mukwevho, N; Gusain, Rashi; Fosso-Kankeua, E; Kumar, Neeraj; Waanders, F; Ray, Suprakas SDate:Jan 2020In this study, a ZnO/Ag/GO nanocomposite was synthesised and used as photocatalyst for effective photodegradation of naphthalene from simulated wastewater under visible light. Chemical and morphological characterisation were successfully done ...Read more
Author:Kera, Nazia H; Bhaumik, M; Ballav, N; Pillay, K; Ray, Suprakas S; Maity, ArjunDate:Aug 2016A polypyrrole/2,5-diaminobenzenesulfonic acid (PPy/DABSA) composite, synthesised by the in situ oxidative polymerization of pyrrole in the presence of DABSA, was studied as an adsorbent for the removal of Cr(VI) from aqueous solution. The ...Read more
Author:Masindi, Vhahangwele; Mugera, GW; Tutu, HDate:Mar 2017The present study reports the optimum conditions for intercalating the Al(sup3+) species to bentonite clay matrices and evaluate the potential of using Al(sup3+)-modified bentonite clay (Alum-Bent) for removal of oxyanionic species of As, B, ...Read more
Author:Masindi, Vhahangwele; Gitari, WM; Pindihama, KGDate:Jul 2015In the present study, nanocomposite of cryptocrystalline magnesite-bentonite clay was used as a novel technology for removal of phosphates from municipal effluents. Vibratory ball miller was used for fabrication of the composite. Removal of ...Read more
Author:Maree, JP; Greben, HA; De Beer, MorrisDate:Apr 2004A novel chemical/biological process is described in which sulphate and sulphide are removed simultaneously during biological treatment. Partial sulphate removal is achieved during chemical pre-treatment. In the biological stage sulphate is ...Read more
Author:Bhaumik, M; Maity, Arjun; Brink, HGDate:Dec 2020Zero valent nickel nanoparticles (Ni0 NPs) have exhibited potential applicability in various fields including, chemical cells, fuel cells and catalysis. Alike zero valent iron NPs, Ni0 NPs and their composite nanostructures would have great ...Read more