Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current
This paper aims to synthesize hybrid materials with high pollutant-uptake capacity and low costbased based on <i>Luffa cylindrica <i>(</i>L.C<i>)</i></i> and different percentage of Zn<sup>2+</sup> in the presence and absence of alternating current (AC...
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doaj-4a947596ba6042538ddf8180ef755d9d2020-11-25T01:14:15ZengMDPI AGWater2073-44412019-06-01117132610.3390/w11071326w11071326Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating CurrentAmina Othmani0Aida Kesraoui1Roberto Boada2Mongi Seffen3Manuel Valiente4Laboratory of Energy and Materials (LabEM): LR11ES34, Higher School of Science and Technology of Hammam Sousse, University of Sousse, 4011 Hammam Sousse, TunisiaLaboratory of Energy and Materials (LabEM): LR11ES34, Higher School of Science and Technology of Hammam Sousse, University of Sousse, 4011 Hammam Sousse, TunisiaGTS-UAB Research Group, Department of Chemistry, Faculty of Science, Universitat Autònoma Barcelona, 08193 Bellaterra, SpainLaboratory of Energy and Materials (LabEM): LR11ES34, Higher School of Science and Technology of Hammam Sousse, University of Sousse, 4011 Hammam Sousse, TunisiaGTS-UAB Research Group, Department of Chemistry, Faculty of Science, Universitat Autònoma Barcelona, 08193 Bellaterra, SpainThis paper aims to synthesize hybrid materials with high pollutant-uptake capacity and low costbased based on <i>Luffa cylindrica <i>(</i>L.C<i>)</i></i> and different percentage of Zn<sup>2+</sup> in the presence and absence of alternating current (AC). Physico-chemical, morphological and structural characterizations of the hybrid materials were performed by Boehm method, point zero charge (pH<sub>pzc</sub>), infrared characterizations (IR), scanning electron microscopy (SEM), energy−dispersive spectroscopyand and X-ray photoelectron spectroscopy. The efficiency of the designed hybrid materials was optimized based on their performance in water depollution. Methylene blue (MB) and industrial textile wastewater were the investigated pollutants models. IR characterizations confirmed the fixation of Zn<sup>2+</sup> onto the <i>L.C</i> by the creation of Zn-OH, Zn-O and Zn-O-C bonds. Boehm titration showed that the fixation of Zn<sup>2+</sup> onto <i>L.C</i> is accompanied by an increase of the basic functions of its surface and subsequently an increase in the pH<sub>pzc</sub>. SEM results confirmed the fixation of Zn<sup>2+</sup> onto the <i>L.C</i> coupling AC with biosorption showed an increase in the adsorbed amount of MB and speed when adding the 4% of Zn<sup>2+</sup> compared to the pure <i>L.C</i> the Q<sub>m</sub> shifted from 3.22 to 9.84 and 8.81 mg/g, respectively, for hybrid materials synthesized under AC, in absence of AC and pure <i>L.C.</i>https://www.mdpi.com/2073-4441/11/7/1326alternating currentcouplinghybrid materialbiosorptionwastewater reuse |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Amina Othmani Aida Kesraoui Roberto Boada Mongi Seffen Manuel Valiente |
spellingShingle |
Amina Othmani Aida Kesraoui Roberto Boada Mongi Seffen Manuel Valiente Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current Water alternating current coupling hybrid material biosorption wastewater reuse |
author_facet |
Amina Othmani Aida Kesraoui Roberto Boada Mongi Seffen Manuel Valiente |
author_sort |
Amina Othmani |
title |
Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current |
title_short |
Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current |
title_full |
Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current |
title_fullStr |
Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current |
title_full_unstemmed |
Textile Wastewater Purification Using an Elaborated Biosorbent Hybrid Material (<i>Luffa–Cylindrica</i>–Zinc Oxide) Assisted by Alternating Current |
title_sort |
textile wastewater purification using an elaborated biosorbent hybrid material (<i>luffa–cylindrica</i>–zinc oxide) assisted by alternating current |
publisher |
MDPI AG |
series |
Water |
issn |
2073-4441 |
publishDate |
2019-06-01 |
description |
This paper aims to synthesize hybrid materials with high pollutant-uptake capacity and low costbased based on <i>Luffa cylindrica <i>(</i>L.C<i>)</i></i> and different percentage of Zn<sup>2+</sup> in the presence and absence of alternating current (AC). Physico-chemical, morphological and structural characterizations of the hybrid materials were performed by Boehm method, point zero charge (pH<sub>pzc</sub>), infrared characterizations (IR), scanning electron microscopy (SEM), energy−dispersive spectroscopyand and X-ray photoelectron spectroscopy. The efficiency of the designed hybrid materials was optimized based on their performance in water depollution. Methylene blue (MB) and industrial textile wastewater were the investigated pollutants models. IR characterizations confirmed the fixation of Zn<sup>2+</sup> onto the <i>L.C</i> by the creation of Zn-OH, Zn-O and Zn-O-C bonds. Boehm titration showed that the fixation of Zn<sup>2+</sup> onto <i>L.C</i> is accompanied by an increase of the basic functions of its surface and subsequently an increase in the pH<sub>pzc</sub>. SEM results confirmed the fixation of Zn<sup>2+</sup> onto the <i>L.C</i> coupling AC with biosorption showed an increase in the adsorbed amount of MB and speed when adding the 4% of Zn<sup>2+</sup> compared to the pure <i>L.C</i> the Q<sub>m</sub> shifted from 3.22 to 9.84 and 8.81 mg/g, respectively, for hybrid materials synthesized under AC, in absence of AC and pure <i>L.C.</i> |
topic |
alternating current coupling hybrid material biosorption wastewater reuse |
url |
https://www.mdpi.com/2073-4441/11/7/1326 |
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