2021
Selective adsorption of arsenic over phosphate by transition metal cross-linked chitosan
Pincus L, Petrović P, Gonzalez I, Stavitski E, Fishman Z, Rudel H, Anastas P, Zimmerman J. Selective adsorption of arsenic over phosphate by transition metal cross-linked chitosan. Chemical Engineering Journal 2021, 412: 128582. PMID: 37771372, PMCID: PMC10538593, DOI: 10.1016/j.cej.2021.128582.Peer-Reviewed Original ResearchExtended X-ray absorption fine structureX-ray diffractometryBidentate complexesAdsorption capabilityTotal reflectance Fourier transformAttenuated Total Reflectance-Fourier TransformDensity functional theory modelingSelective adsorption capabilityReflectance Fourier transformX-ray absorption fine structureBinary separation factorsOuter-sphere complexesGreat adsorption capabilityInner-sphere complexationCross-linked chitosanAbsorption fine structureSelective adsorptionUnstable complexesChitosan complexesSorption capabilitySeparation factorChitosanComplexationComplexesTheory modeling
2020
Aerobic oxidation of arsenite to arsenate by Cu( ii )–chitosan/O 2 in Fenton-like reaction, a XANES investigation
Pincus L, Gonzalez I, Stavitski E, Zimmerman J. Aerobic oxidation of arsenite to arsenate by Cu( ii )–chitosan/O 2 in Fenton-like reaction, a XANES investigation. Environmental Science Water Research & Technology 2020, 6: 2713-2722. DOI: 10.1039/d0ew00326c.Peer-Reviewed Original ResearchFenton-like reactionK-edge XANESN-TiOCatalyzed Fenton-like reactionChitosan complexesCu K-edge XANESFenton-like oxidationLoading of CuHigh loadingOxidation of arseniteCoordinate bondingCationic behaviorAerobic oxidationInorganic moleculesMechanism of CuAmine groupsXANES investigationChitosan backboneSimultaneous oxidationDissolved oxygenOxidationO 2ChitosanArsenic oxidationXANES