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A Unified Force and Torque Balance for Colloid Transport: Predicting Attachment and Mobilization under Favorable and Unfavorable Conditions
ArticleAbstract: Colloid attachment and detachment behaviors concern a wide range of environmental contexts but havePalabras claves:Autores:Cesar A. Ron, Johnson W.P., Rasmuson A., VanNess K.Fuentes:scopusComplementary colloid and collector nanoscale heterogeneity explains microparticle retention under unfavorable conditions
ArticleAbstract: Nano- and micro-scale particle (colloid) retention in environmental granular media is greatly reducePalabras claves:Autores:Cesar A. Ron, Johnson W.P.Fuentes:scopusAnionic nanoparticle and microplastic non-exponential distributions from source scale with grain size in environmental granular media
ArticleAbstract: Nanoparticle and microplastic (colloid) transport behaviors impact strategies for groundwater protecPalabras claves:colloids, Groundwater, microplastics, Nanoparticles, retention, transportAutores:Bolster D., Cesar A. Ron, Erickson B., Johnson W.P., Peters B., Rasmuson A., VanNess K.Fuentes:scopusContaminant Removal and Precious Metal Recovery by Lateral Channel Filtration in Mining-Impacted Alluvial Floodplains
ArticleAbstract: Water quality impacts from artisanal and small-scale alluvial (placer) gold mining operations occurPalabras claves:alluvial gold, hyporheic, Mercury, Riverbank filtration, trace metalsAutores:Cesar A. Ron, Chica A., Eddy Pazmiño, Frederick L., Johnson W.P., Luis TapiaFuentes:scopusContribution of Nano- to Microscale Roughness to Heterogeneity: Closing the Gap between Unfavorable and Favorable Colloid Attachment Conditions
ArticleAbstract: Surface roughness has been reported to both increase as well as decrease colloid retention. In orderPalabras claves:Autores:Assemi S., Eddy Pazmiño, Johnson W.P., Rasmuson A.Fuentes:googlescopusCoupled influences of particle shape, surface property and flow hydrodynamics on rod-shaped colloid transport in porous media
ArticleAbstract: Hypothesis: Natural or engineered colloidal particles are often non-spherical in shape. In contrastPalabras claves:Colloid transport, Particle rotation, Porous media, Rod-shaped particles, Shape effectAutores:Anselmo A.C., Bolster C., Camacho K.M., Eddy Pazmiño, Johnson W.P., Li K., Ma H., Mitragotri S.Fuentes:googlescopusApplicability of colloid filtration theory in size-distributed, reduced porosity, granular media in the absence of energy barriers
ArticleAbstract: The vast majority of colloid transport experiments use granular porous media with narrow size distriPalabras claves:Autores:Eddy Pazmiño, Johnson W.P., Ma H.Fuentes:googlescopusDirect observations of colloid retention in granular media in the presence of energy barriers, and implications for inferred mechanisms from indirect observations
ArticleAbstract: In this paper we present direct observations of retention of colloids in granular porous media overPalabras claves:Colloid, heterogeneity, Porous media, Secondary energy minimum, Straining, WedgingAutores:Eddy Pazmiño, Johnson W.P., Ma H.Fuentes:googlescopusGravitational settling effects on unit cell predictions of colloidal retention in porous media in the absence of energy barriers
ArticleAbstract: Laboratory column experiments for colloidal transport and retention are often carried out with flowPalabras claves:Autores:Eddy Pazmiño, Johnson W.P., Ma H.Fuentes:googlescopusHow nanoscale surface heterogeneity impacts transport of nano- to micro-particles on surfaces under unfavorable attachment conditions
ArticleAbstract: The impact of nanoscale surface heterogeneity on retention of nano-to-micro-scale particles (colloidPalabras claves:Autores:Cesar A. Ron, Johnson W.P., Rasmuson A., VanNess K.Fuentes:scopus