Factor effects and mechanisms of the adsorption of Hg(II), Cd(II) and Ni(II) on charged liposomes

Factor effects and mechanisms of the adsorption of Hg(II), Cd(II) and Ni(II) on charged liposomes Colloids and Surfaces A 538 (2018) 460–466 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research Paper Factor effects and mechanisms of the adsorption of Hg(II), Cd(II) and Ni(II) on charged liposomes a,b a b a, a a Wenwen Gong , Yanjun Yu , Gang Liang , Xinhui Liu , Baoshan Cui , Junhong Bai , b, Ping Han State Key Laboratory of Water Environment Simulation, School of Environment, Beijing Normal University, Beijing 100875, China Beijing Research Center for Agricultural Standards and Testing, Beijing Academy of Agriculture and Forestry Science, Beijing 100097, China GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: Negatively charged liposomes prepared by solvent evaporation method were characterized by transmission Negatively charged liposomes electron microscopy, Raman spectroscopy and differential scanning calorimetry. The adsorption of Ni(II), Cd(II) Heavy metals and Hg(II) on the liposomes was systematically investigated. Special attention was paid to the effect of pH, ionic Adsorption strength and the particle size of liposomes on the adsorption behavior. The increase of pH (from 6.5 to 8.1) Effect factors enhanced the adsorption capacity (Q ) of three metals due to its effect on metal ions speciation and the con- Interaction mechanism formation http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Geoderma Elsevier

Factor effects and mechanisms of the adsorption of Hg(II), Cd(II) and Ni(II) on charged liposomes

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier B.V.
ISSN
0016-7061
eISSN
1872-6259
D.O.I.
10.1016/j.colsurfa.2017.11.036
Publisher site
See Article on Publisher Site

Abstract

Colloids and Surfaces A 538 (2018) 460–466 Contents lists available at ScienceDirect Colloids and Surfaces A journal homepage: www.elsevier.com/locate/colsurfa Research Paper Factor effects and mechanisms of the adsorption of Hg(II), Cd(II) and Ni(II) on charged liposomes a,b a b a, a a Wenwen Gong , Yanjun Yu , Gang Liang , Xinhui Liu , Baoshan Cui , Junhong Bai , b, Ping Han State Key Laboratory of Water Environment Simulation, School of Environment, Beijing Normal University, Beijing 100875, China Beijing Research Center for Agricultural Standards and Testing, Beijing Academy of Agriculture and Forestry Science, Beijing 100097, China GR APHICAL A BSTRACT ARTICLE I NFO ABSTRACT Keywords: Negatively charged liposomes prepared by solvent evaporation method were characterized by transmission Negatively charged liposomes electron microscopy, Raman spectroscopy and differential scanning calorimetry. The adsorption of Ni(II), Cd(II) Heavy metals and Hg(II) on the liposomes was systematically investigated. Special attention was paid to the effect of pH, ionic Adsorption strength and the particle size of liposomes on the adsorption behavior. The increase of pH (from 6.5 to 8.1) Effect factors enhanced the adsorption capacity (Q ) of three metals due to its effect on metal ions speciation and the con- Interaction mechanism formation

Journal

GeodermaElsevier

Published: Feb 15, 2019

References

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