Water-soluble carboxymethyl chitosan (WSCC)-modified single-walled carbon nanotubes (SWCNTs) provide efficient adsorption of Pb(<scp>ii</scp>) from water
Jinling Gao, Mingzhe Song, Tongtong Li, Yuyao Zhao, Anxu Wang
Abstract
A water-dispersible WSCC–oSWCNTs nanocomposite prepared for efficient Pb( ii ) uptake from water. The removal efficiency is still higher than 80% after 4 adsorption–desorption cycles, and the Pb( ii ) can be adsorbed with high selectivity and stability.
Topics & Concepts
AdsorptionFreundlich equationCarbon nanotubeNanocompositeChemical engineeringX-ray photoelectron spectroscopyChemistryLangmuir adsorption modelFourier transform infrared spectroscopyEndothermic processLangmuirNuclear chemistryMaterials scienceOrganic chemistryEngineeringAdsorption and biosorption for pollutant removalGraphene and Nanomaterials ApplicationsGraphene research and applications