William A. Jefferson

ORCID: 0000-0001-9250-9434
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About
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Research Areas
  • Environmental remediation with nanomaterials
  • Arsenic contamination and mitigation
  • Water Treatment and Disinfection
  • Membrane Separation Technologies
  • Adsorption and biosorption for pollutant removal
  • Wastewater Treatment and Nitrogen Removal
  • Advanced oxidation water treatment
  • Electrochemical Analysis and Applications
  • Phosphorus and nutrient management
  • Geochemistry and Elemental Analysis
  • Layered Double Hydroxides Synthesis and Applications
  • Heavy Metal Exposure and Toxicity
  • Microbial Fuel Cells and Bioremediation
  • Chromium effects and bioremediation
  • Iron oxide chemistry and applications
  • Occupational and environmental lung diseases
  • Clay minerals and soil interactions
  • Inorganic and Organometallic Chemistry
  • Geotechnical and construction materials studies
  • Blood properties and coagulation
  • Wastewater Treatment and Reuse
  • Heavy metals in environment
  • Radical Photochemical Reactions
  • Carcinogens and Genotoxicity Assessment
  • Constructed Wetlands for Wastewater Treatment

Chinese Academy of Sciences
2011-2019

Research Center for Eco-Environmental Sciences
2011-2019

University of Chinese Academy of Sciences
2011-2016

University of South Carolina
1988

University of Tennessee Health Science Center
1983

Bacteria play an important role in the decomposition and cycling of a variety compounds freshwater aquatic environments, particularly nutrient-rich eutrophic lakes. A unique Chinese lake - Dianchi was selected for study because it has two separate distinct basins, Caohai with higher organic carbon levels Waihai lower levels. Sediment bacterial communities were studied basins using samples collected each season from June 2010 to March 2011. Barcoded pyrosequencing based on 16 S rRNA gene...

10.1371/journal.pone.0037796 article EN cc-by PLoS ONE 2012-05-30

An electrochemically prepared water treatment reagent containing a high concentration of Al(13) polymer and active chlorine (PACC) showed promising potential for the removal As(III) due to combined function oxidation coagulation. The results indicated that PACC was effective through by subsequent As(V) coagulation with polymer. oxidized in PACC, stoichiometric rate 0.99 mg Cl(2)/mg As(III). most Al species responsible PACC. To meet As drinking standards weight ratio Cl(2)/Al within 0.09...

10.1021/es203917g article EN Environmental Science & Technology 2012-05-17

Nearly 50 years have passed since the classic studies by Larson and Lister [Larson D. W.; M. W.Can. J. Chem.1968, 46, 823]and Hay Leong [Hay R. K. N.J. Chem. Soc. A1971, 0, 3639]on copper-catalyzed decarboxylation of acetonedicarboxylic acid (H3Acdica). Although authors laid foundations for what we know about this reaction; still very little information exists regarding underlying aqueous metal-enol(ate)s (acetonedicarboxylato)copper. In study, UV-visible titrations revealed three pK values,...

10.1021/acsomega.7b00321 article EN publisher-specific-oa ACS Omega 2017-10-16

Keggin Al13[(AlO4Al12(OH)24(H2O)12]7+ is a well-known efficient coagulant widely used in water purification and treatment. The production of high-content Al13 still costly, it therefore essential to develop new eco-efficient low energy demand synthesis methods for practical application. Solid–water interfaces play dominant role heterogeneous reactions, which can be utilized various processes through rationally designed interfaces. Here, we an Al3+ OH– interface by using NaOH-doped ice as...

10.1021/acssuschemeng.7b01630 article EN ACS Sustainable Chemistry & Engineering 2017-08-23
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