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Higher Cd adsorption on biogenic elemental selenium nanoparticles

Tutkimustuotosvertaisarvioitu

Standard

Higher Cd adsorption on biogenic elemental selenium nanoparticles. / Jain, Rohan; Dominic, Domician; Jordan, Norbert; Rene, Eldon R.; Weiss, Stephan; van Hullebusch, Eric D.; Hübner, René; Lens, Piet N L.

julkaisussa: ENVIRONMENTAL CHEMISTRY LETTERS, Vuosikerta 14, Nro 3, 09.2016, s. 381–386.

Tutkimustuotosvertaisarvioitu

Harvard

Jain, R, Dominic, D, Jordan, N, Rene, ER, Weiss, S, van Hullebusch, ED, Hübner, R & Lens, PNL 2016, 'Higher Cd adsorption on biogenic elemental selenium nanoparticles', ENVIRONMENTAL CHEMISTRY LETTERS, Vuosikerta. 14, Nro 3, Sivut 381–386. https://doi.org/10.1007/s10311-016-0560-8

APA

Jain, R., Dominic, D., Jordan, N., Rene, E. R., Weiss, S., van Hullebusch, E. D., ... Lens, P. N. L. (2016). Higher Cd adsorption on biogenic elemental selenium nanoparticles. ENVIRONMENTAL CHEMISTRY LETTERS, 14(3), 381–386. https://doi.org/10.1007/s10311-016-0560-8

Vancouver

Jain R, Dominic D, Jordan N, Rene ER, Weiss S, van Hullebusch ED et al. Higher Cd adsorption on biogenic elemental selenium nanoparticles. ENVIRONMENTAL CHEMISTRY LETTERS. 2016 syys;14(3):381–386. https://doi.org/10.1007/s10311-016-0560-8

Author

Jain, Rohan ; Dominic, Domician ; Jordan, Norbert ; Rene, Eldon R. ; Weiss, Stephan ; van Hullebusch, Eric D. ; Hübner, René ; Lens, Piet N L. / Higher Cd adsorption on biogenic elemental selenium nanoparticles. Julkaisussa: ENVIRONMENTAL CHEMISTRY LETTERS. 2016 ; Vuosikerta 14, Nro 3. Sivut 381–386.

Bibtex - Lataa

@article{23997faf1ecf49b8b03ec388dfac2312,
title = "Higher Cd adsorption on biogenic elemental selenium nanoparticles",
abstract = "Cadmium (Cd) is a carcinogenic metal contaminating the environment and ending up in wastewaters. There is therefore a need for improved methods to remove Cd by adsorption. Biogenic elemental selenium nanoparticles have been shown to adsorb Zn, Cu and Hg, but these nanoparticles have not been tested for Cd removal. Here we studied the time-dependency and adsorption isotherm of Cd onto biogenic elemental selenium nanoparticles using batch adsorption experiments. We measured ζ-potential values to assess the stability of nanoparticles loaded with Cd. Results show that the maximum Cd adsorption capacity amounts to 176.8 mg of Cd adsorbed per g of biogenic elemental selenium nanoparticles. The ζ-potential of Cd-loaded nanoparticles became less negative from −32.7 to −11.7 mV when exposing nanoparticles to an initial Cd concentration of 92.7 mg L−1. This is the first study that demonstrates the high Cd uptake capacity of biogenic elemental selenium nanoparticles, of 176.8 mg g−1, when compared to that of traditional adsorbents such as carboxyl-functionalized activated carbon, of 13.5 mg g−1. An additional benefit is the easy solid–liquid separation by gravity settling due to coagulation of Cd-loaded biogenic elemental selenium nanoparticles.",
keywords = "Adsorption isotherm, Cd, Intraparticle diffusion, Pseudo-second order, Selenium nanoparticles, ζ-Potential",
author = "Rohan Jain and Domician Dominic and Norbert Jordan and Rene, {Eldon R.} and Stephan Weiss and {van Hullebusch}, {Eric D.} and Ren{\'e} H{\"u}bner and Lens, {Piet N L}",
year = "2016",
month = "9",
doi = "10.1007/s10311-016-0560-8",
language = "English",
volume = "14",
pages = "381–386",
journal = "ENVIRONMENTAL CHEMISTRY LETTERS",
issn = "1610-3653",
publisher = "Springer Verlag",
number = "3",

}

RIS (suitable for import to EndNote) - Lataa

TY - JOUR

T1 - Higher Cd adsorption on biogenic elemental selenium nanoparticles

AU - Jain, Rohan

AU - Dominic, Domician

AU - Jordan, Norbert

AU - Rene, Eldon R.

AU - Weiss, Stephan

AU - van Hullebusch, Eric D.

AU - Hübner, René

AU - Lens, Piet N L

PY - 2016/9

Y1 - 2016/9

N2 - Cadmium (Cd) is a carcinogenic metal contaminating the environment and ending up in wastewaters. There is therefore a need for improved methods to remove Cd by adsorption. Biogenic elemental selenium nanoparticles have been shown to adsorb Zn, Cu and Hg, but these nanoparticles have not been tested for Cd removal. Here we studied the time-dependency and adsorption isotherm of Cd onto biogenic elemental selenium nanoparticles using batch adsorption experiments. We measured ζ-potential values to assess the stability of nanoparticles loaded with Cd. Results show that the maximum Cd adsorption capacity amounts to 176.8 mg of Cd adsorbed per g of biogenic elemental selenium nanoparticles. The ζ-potential of Cd-loaded nanoparticles became less negative from −32.7 to −11.7 mV when exposing nanoparticles to an initial Cd concentration of 92.7 mg L−1. This is the first study that demonstrates the high Cd uptake capacity of biogenic elemental selenium nanoparticles, of 176.8 mg g−1, when compared to that of traditional adsorbents such as carboxyl-functionalized activated carbon, of 13.5 mg g−1. An additional benefit is the easy solid–liquid separation by gravity settling due to coagulation of Cd-loaded biogenic elemental selenium nanoparticles.

AB - Cadmium (Cd) is a carcinogenic metal contaminating the environment and ending up in wastewaters. There is therefore a need for improved methods to remove Cd by adsorption. Biogenic elemental selenium nanoparticles have been shown to adsorb Zn, Cu and Hg, but these nanoparticles have not been tested for Cd removal. Here we studied the time-dependency and adsorption isotherm of Cd onto biogenic elemental selenium nanoparticles using batch adsorption experiments. We measured ζ-potential values to assess the stability of nanoparticles loaded with Cd. Results show that the maximum Cd adsorption capacity amounts to 176.8 mg of Cd adsorbed per g of biogenic elemental selenium nanoparticles. The ζ-potential of Cd-loaded nanoparticles became less negative from −32.7 to −11.7 mV when exposing nanoparticles to an initial Cd concentration of 92.7 mg L−1. This is the first study that demonstrates the high Cd uptake capacity of biogenic elemental selenium nanoparticles, of 176.8 mg g−1, when compared to that of traditional adsorbents such as carboxyl-functionalized activated carbon, of 13.5 mg g−1. An additional benefit is the easy solid–liquid separation by gravity settling due to coagulation of Cd-loaded biogenic elemental selenium nanoparticles.

KW - Adsorption isotherm

KW - Cd

KW - Intraparticle diffusion

KW - Pseudo-second order

KW - Selenium nanoparticles

KW - ζ-Potential

U2 - 10.1007/s10311-016-0560-8

DO - 10.1007/s10311-016-0560-8

M3 - Article

VL - 14

SP - 381

EP - 386

JO - ENVIRONMENTAL CHEMISTRY LETTERS

JF - ENVIRONMENTAL CHEMISTRY LETTERS

SN - 1610-3653

IS - 3

ER -