Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5423326 | Surface Science | 2011 | 8 Pages |
Abstract
⺠Nano-TiO2 particles exhibit strong sorption to agarose superporous biofilm. ⺠pH and salinity changed hydroxylation of nano-TiO2 and influenced stability and sorption. ⺠Sorption limited by diffusion through the boundary layer or intrabiofilm mass transfer. ⺠pH dependent maximum uptake had first order kinetic and equilibrium adsorption isotherms. ⺠Binding nano-TiO2 to active biofilm sites and slow diffusion resulted in irreversible sorption.
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Authors
Endalkachew Sahle-Demessie, Haregewine Tadesse,