High-performance asparagine-modified graphene oxide membranes for organic dyes and heavy metal ion separation
Ashique Hussain Jatoi, Akbar Ali, Ahmed Nadeem, Shahnawaz Phulpoto, Muzaffar Iqbal, Ayaz Ali Memon, Jun Yang, Khalid Hussain Thebo
Abstract
Asparagine-modified GO membranes are prepared to efficiently reject rhodamine B dye up to 99.9%, along with a water permeability of ∼1740 ± 10 L m −2 h −1 bar −1 . Further, such membranes are stable in water up to 34 days.
Topics & Concepts
ChemistryMembraneRhodamine BGrapheneOxideMetalMetal ions in aqueous solutionAsparagineRhodamineIonChromatographyPolymer chemistryInorganic chemistryChemical engineeringNuclear chemistryOrganic chemistryBiochemistryFluorescencePhysicsEnzymeQuantum mechanicsEngineeringCatalysisPhotocatalysisMembrane Separation TechnologiesGraphene research and applicationsNanopore and Nanochannel Transport Studies