Enhanced removal of Cr(VI) from aqueous solution using polypyrrole/Fe3O4 magnetic nanocomposite

Journal of Hazardous Materials

Volumn 190, Issue 1-3, 2011, Pages 381-390

  Bhaumik, Madhumita ^a   Maity, Arjun ^b   Srinivasu, V V ^c   Onyango, Maurice S ^a  

^a TSHWANE UNIVERSITY OF TECHNOLOGY   (South Africa)

^b DSI CSIR Nanotechnology Innovation Centre   (South Africa)

^c UNIVERSITY OF SOUTH AFRICA   (South Africa)

Author keywords

Adsorption; Equilibrium; Hexavalent chromium; Kinetics; Magnetic nanocomposite; Polypyrrole

Indexed keywords

ADSORPTION KINETICS; ADSORPTION PROCESS; ADSORPTION-DESORPTION CYCLES; AQUEOUS SOLUTIONS; ATR FTIR; ATTENUATED TOTAL REFLECTANCE FOURIER TRANSFORM INFRARED SPECTROSCOPY; ELECTRON SPIN RESONANCE; EQUILIBRIUM; FIELD EMISSION SCANNING ELECTRON MICROSCOPY; HEXAVALENT CHROMIUM; IN-SITU POLYMERIZATION; ISOTHERM DATA; LANGMUIR ISOTHERM MODELS; MAGNETIC NANOCOMPOSITES; PSEUDO SECOND ORDER RATE MODEL; PYRROLE MONOMERS; REMOVAL EFFICIENCIES; STRUCTURE AND MORPHOLOGY; THERMODYNAMIC STUDIES; XPS;

CHROMIUM; CHROMIUM COMPOUNDS; DESORPTION; DIFFRACTION; DYES; ELECTRON SPIN RESONANCE SPECTROSCOPY; FIELD EMISSION; FIELD EMISSION MICROSCOPES; FOURIER TRANSFORM INFRARED SPECTROSCOPY; HIGH RESOLUTION ELECTRON MICROSCOPY; HIGH RESOLUTION TRANSMISSION ELECTRON MICROSCOPY; ION EXCHANGE; ISOTHERMS; NANOCOMPOSITES; PHOTOELECTRON SPECTROSCOPY; POLYPYRROLES; REMOVAL; SCANNING ELECTRON MICROSCOPY; SOLUTIONS; TRANSMISSION ELECTRON MICROSCOPY; X RAY DIFFRACTION; X RAY PHOTOELECTRON SPECTROSCOPY;

ADSORPTION;

CHROMIUM; NANOCOMPOSITE; POLYPYRROLE;

ADSORPTION; AQUEOUS SOLUTION; CHROMIUM; DESORPTION; ION EXCHANGE; PH; POLLUTANT REMOVAL; REACTION KINETICS; SCANNING ELECTRON MICROSCOPY; TRANSMISSION ELECTRON MICROSCOPY;

AQUEOUS SOLUTION; ARTICLE; ELECTRON SPIN RESONANCE; FIELD EMISSION SCANNING ELECTRON MICROSCOPY; INFRARED SPECTROSCOPY; PH; TRANSMISSION ELECTRON MICROSCOPY; X RAY PHOTOELECTRON SPECTROSCOPY;

ADSORPTION; CHROMIUM; FERRIC COMPOUNDS; KINETICS; MAGNETICS; NANOCOMPOSITES; POLYMERS; PYRROLES; SOLUTIONS; WATER POLLUTANTS;

EID: 79956098865     PISSN: 03043894     EISSN: 18733336     Source Type: Journal    
DOI: 10.1016/j.jhazmat.2011.03.062     Document Type: Article

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