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Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil

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Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil. / Biswas, Bhabananda; Sarkar, Binoy; Faustorilla, Maria Vilma et al.
In: Environmental Technology and Innovation, Vol. 10, 01.05.2018, p. 152-161.

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Biswas B, Sarkar B, Faustorilla MV, Naidu R. Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil. Environmental Technology and Innovation. 2018 May 1;10:152-161. doi: 10.1016/j.eti.2018.01.013

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Biswas, Bhabananda ; Sarkar, Binoy ; Faustorilla, Maria Vilma et al. / Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil. In: Environmental Technology and Innovation. 2018 ; Vol. 10. pp. 152-161.

Bibtex

@article{c5c0091973784f2fa7594b80b2eb19c9,
title = "Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil",
abstract = "A surface-tailored organoclay (palmitic acid-tailored Arquad{\textregistered}-modified bentonite, ABP) was prepared for the selective adsorption of cadmium in the presence of polycyclic aromatic hydrocarbon (PAH) contaminants in a long-term contaminated soil. The efficiency of the organoclay (ABP) and the effect of its parent clays were assessed concerning the microbial viability, metal immobilization and PAHs bioavailability and biodegradation in a long-term (70 days) soil incubation study. The surface-tailored organoclay (ABP) increased the bacterial growth by 5–7 fold than the control and parent clay-amended soil. With an increased effect of aging, the ABP immobilized more Cd from the soil solution (2-folds higher than the control soil), and simultaneously increased the bioavailability (1.6–1.8 fold) of low molecular weight PAHs related to the control soil and the parent clay-amended soils. The surface-tailored organoclay (ABP) could also increase the mineralization of 14C-labeled phenanthrene by ca. 1.3-fold relative to the control experiment under a 25-days of incubation.",
keywords = "Bioavailability, Biodegradation, Polycyclic aromatic hydrocarbon, Surface-tailored organoclay",
author = "Bhabananda Biswas and Binoy Sarkar and Faustorilla, {Maria Vilma} and Ravi Naidu",
year = "2018",
month = may,
day = "1",
doi = "10.1016/j.eti.2018.01.013",
language = "English",
volume = "10",
pages = "152--161",
journal = "Environmental Technology and Innovation",
issn = "2352-1864",
publisher = "Elsevier BV",

}

RIS

TY - JOUR

T1 - Effect of surface-tailored biocompatible organoclay on the bioavailability and mineralization of polycyclic aromatic hydrocarbons in long-term contaminated soil

AU - Biswas, Bhabananda

AU - Sarkar, Binoy

AU - Faustorilla, Maria Vilma

AU - Naidu, Ravi

PY - 2018/5/1

Y1 - 2018/5/1

N2 - A surface-tailored organoclay (palmitic acid-tailored Arquad®-modified bentonite, ABP) was prepared for the selective adsorption of cadmium in the presence of polycyclic aromatic hydrocarbon (PAH) contaminants in a long-term contaminated soil. The efficiency of the organoclay (ABP) and the effect of its parent clays were assessed concerning the microbial viability, metal immobilization and PAHs bioavailability and biodegradation in a long-term (70 days) soil incubation study. The surface-tailored organoclay (ABP) increased the bacterial growth by 5–7 fold than the control and parent clay-amended soil. With an increased effect of aging, the ABP immobilized more Cd from the soil solution (2-folds higher than the control soil), and simultaneously increased the bioavailability (1.6–1.8 fold) of low molecular weight PAHs related to the control soil and the parent clay-amended soils. The surface-tailored organoclay (ABP) could also increase the mineralization of 14C-labeled phenanthrene by ca. 1.3-fold relative to the control experiment under a 25-days of incubation.

AB - A surface-tailored organoclay (palmitic acid-tailored Arquad®-modified bentonite, ABP) was prepared for the selective adsorption of cadmium in the presence of polycyclic aromatic hydrocarbon (PAH) contaminants in a long-term contaminated soil. The efficiency of the organoclay (ABP) and the effect of its parent clays were assessed concerning the microbial viability, metal immobilization and PAHs bioavailability and biodegradation in a long-term (70 days) soil incubation study. The surface-tailored organoclay (ABP) increased the bacterial growth by 5–7 fold than the control and parent clay-amended soil. With an increased effect of aging, the ABP immobilized more Cd from the soil solution (2-folds higher than the control soil), and simultaneously increased the bioavailability (1.6–1.8 fold) of low molecular weight PAHs related to the control soil and the parent clay-amended soils. The surface-tailored organoclay (ABP) could also increase the mineralization of 14C-labeled phenanthrene by ca. 1.3-fold relative to the control experiment under a 25-days of incubation.

KW - Bioavailability

KW - Biodegradation

KW - Polycyclic aromatic hydrocarbon

KW - Surface-tailored organoclay

U2 - 10.1016/j.eti.2018.01.013

DO - 10.1016/j.eti.2018.01.013

M3 - Journal article

AN - SCOPUS:85042174647

VL - 10

SP - 152

EP - 161

JO - Environmental Technology and Innovation

JF - Environmental Technology and Innovation

SN - 2352-1864

ER -