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Heng Li, Junpeng Hua, Ranran Li, Yan Zhang, Huanhuan Jin, Shijing Wang and Guoyin Chen
Since ferric tetroxide (Fe3O4) has strong magnetic properties, coating amorphous silica (SiO2) with Fe3O4 nanoparticles can protect the magnetic Fe3O4 particles and form a new magnetic adsorbent with a core?shell structure and small pore size, the strong...
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Wei Song, Jian Xu, Lepeng Gao, Qingzhu Zhang, Jin Tong and Lili Ren
Novel porous chitosan microspheres were successfully produced by a freezing?lyophilization drying method in this study and were then used as adsorbents to remove a toxic iron metal, hexavalent chromium (Cr(VI)). The effects of the concentration of the ch...
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Leone Mazzeo, Irene Bavasso, Maria Paola Bracciale, Marco Cocchi, Luca Di Palma and Vincenzo Piemonte
Yerba mate (Ilex paraguarensis, YM) was used as biomaterial for the removal of anionic and cationic compounds from wastewater. Chromium hexavalent Cr(VI), Remazol brilliant blue (RBB) and methylene blue (MB) were selected as pollutants. A calcination ste...
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Marius Gheju
Hexavalent chromium (CrVI) compounds are used in a variety of industrial applications and, as a result, large quantities of CrVI have been released into the environment due to inadequate precautionary measures or accidental releases. CrVI is highly toxic...
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Junxian Shi, Wenyan Zhao, Chang Liu, Tao Jiang and Hongrui Ding
Here we reported the investigation of enhanced performance for the removal of hexavalent chromium (Cr (VI)) by a new microbial fuel cell (MFC) with natural pyrrhotite-coated cathode. By comparisons of the graphite-cathode, the MFCs equipped with a pyrrho...
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Gajanan KAPURE and S. MOHAN RAO
Pág. 868
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