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Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal. / Maarof, Hawaiah Imam; Ajeel, Mohammed A.; Daud, Wan Mohd Ashri Wan et al.
In: Electrochimica Acta, Vol. 249, 20.09.2017, p. 96-103.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Maarof, HI, Ajeel, MA, Daud, WMAW & Aroua, MK 2017, 'Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal', Electrochimica Acta, vol. 249, pp. 96-103. https://doi.org/10.1016/j.electacta.2017.07.171

APA

Maarof, H. I., Ajeel, M. A., Daud, W. M. A. W., & Aroua, M. K. (2017). Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal. Electrochimica Acta, 249, 96-103. https://doi.org/10.1016/j.electacta.2017.07.171

Vancouver

Maarof HI, Ajeel MA, Daud WMAW, Aroua MK. Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal. Electrochimica Acta. 2017 Sept 20;249:96-103. Epub 2017 Jul 29. doi: 10.1016/j.electacta.2017.07.171

Author

Maarof, Hawaiah Imam ; Ajeel, Mohammed A. ; Daud, Wan Mohd Ashri Wan et al. / Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal. In: Electrochimica Acta. 2017 ; Vol. 249. pp. 96-103.

Bibtex

@article{a385797312a24563974416660b35c204,
title = "Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal",
abstract = "The feasibility of palm shell activated carbon (PSAC) as an electrode for the purpose of wastewater treatment was studied for the first time using a common redox probe, Fe(CN)6 4−/Fe(CN)6 3− in 0.5 NaCl as the supporting electrolyte. Before the electrode reaction studies, the most suitable supporting electrolyte and the optimum percentage of carbon black (CB) was determined. This study reveals that the redox process was quasi-reversible while both PSAC electrodes with 20% and 30% CB showed a relatively low electron transfer resistance. A large background current due to capacitance was observed due to the porous characteristics of the PSAC electrode. A PSAC electrode with a 2 cm diameter was found to successfully remove 97% of Hg2+ from an initial concentration of 100 ppm after 3 hours of electrochemical treatment. Overall, this study proved that PSAC is a promising electrode material to remove metal ion from wastewater.",
keywords = "activated carbon, heavy metal, mercury, quasi-reversible, reduction",
author = "Maarof, {Hawaiah Imam} and Ajeel, {Mohammed A.} and Daud, {Wan Mohd Ashri Wan} and Aroua, {Mohamed Kheireddine}",
year = "2017",
month = sep,
day = "20",
doi = "10.1016/j.electacta.2017.07.171",
language = "English",
volume = "249",
pages = "96--103",
journal = "Electrochimica Acta",
issn = "0013-4686",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Electrochemical Properties and Electrode Reversibility Studies of Palm Shell Activated Carbon for Heavy Metal Removal

AU - Maarof, Hawaiah Imam

AU - Ajeel, Mohammed A.

AU - Daud, Wan Mohd Ashri Wan

AU - Aroua, Mohamed Kheireddine

PY - 2017/9/20

Y1 - 2017/9/20

N2 - The feasibility of palm shell activated carbon (PSAC) as an electrode for the purpose of wastewater treatment was studied for the first time using a common redox probe, Fe(CN)6 4−/Fe(CN)6 3− in 0.5 NaCl as the supporting electrolyte. Before the electrode reaction studies, the most suitable supporting electrolyte and the optimum percentage of carbon black (CB) was determined. This study reveals that the redox process was quasi-reversible while both PSAC electrodes with 20% and 30% CB showed a relatively low electron transfer resistance. A large background current due to capacitance was observed due to the porous characteristics of the PSAC electrode. A PSAC electrode with a 2 cm diameter was found to successfully remove 97% of Hg2+ from an initial concentration of 100 ppm after 3 hours of electrochemical treatment. Overall, this study proved that PSAC is a promising electrode material to remove metal ion from wastewater.

AB - The feasibility of palm shell activated carbon (PSAC) as an electrode for the purpose of wastewater treatment was studied for the first time using a common redox probe, Fe(CN)6 4−/Fe(CN)6 3− in 0.5 NaCl as the supporting electrolyte. Before the electrode reaction studies, the most suitable supporting electrolyte and the optimum percentage of carbon black (CB) was determined. This study reveals that the redox process was quasi-reversible while both PSAC electrodes with 20% and 30% CB showed a relatively low electron transfer resistance. A large background current due to capacitance was observed due to the porous characteristics of the PSAC electrode. A PSAC electrode with a 2 cm diameter was found to successfully remove 97% of Hg2+ from an initial concentration of 100 ppm after 3 hours of electrochemical treatment. Overall, this study proved that PSAC is a promising electrode material to remove metal ion from wastewater.

KW - activated carbon

KW - heavy metal

KW - mercury

KW - quasi-reversible

KW - reduction

U2 - 10.1016/j.electacta.2017.07.171

DO - 10.1016/j.electacta.2017.07.171

M3 - Journal article

AN - SCOPUS:85026840382

VL - 249

SP - 96

EP - 103

JO - Electrochimica Acta

JF - Electrochimica Acta

SN - 0013-4686

ER -