Electrophoretic mobility of spherical particles in bounded domain

Electrophoretic mobility of spherical particles in bounded domain Journal of Colloid and Interface Science 461 (2016) 32–38 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Yu-Wei Liu, Sumita Pennathur, Carl D. Meinhart Department of Mechanical Engineering, University of California, Santa Barbara, CA 93106-5080, USA graphical a bstract ar ti c l e i nf o ab stra ct Article history: In this study, we improve on our 3D steady-state model of electrophoretic motion of spherical particles in Received 24 June 2015 bounded fluidic channels (Liu et al., 2014) to include the effect of nonsymmetric electrolytes, and further Revised 20 August 2015 validate this improved model with detailed comparisons to experimental data. Specifically, we use the Accepted 20 August 2015 experimentally-measured particle mobilities from the work of Semenov et al. (2013), Napoli et al. Available online 21 August 2015 (2011), and Wynne et al. (2012) to determine the corresponding particle zeta potentials using our model, and compare these results with classical theory. Incorporating the effects of nonsymmetric electrolytes, Keywords: EDL polarization, and confinement, we show that our improved model is applicable to a wide range of Electrophoresis practical experimental conditions, for example, particles that have high zeta potentials in a bounded Mobility http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Colloid and Interface Science Elsevier

Electrophoretic mobility of spherical particles in bounded domain

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Publisher
Elsevier
Copyright
Copyright © 2015 Elsevier Ltd
ISSN
0021-9797
eISSN
1095-7103
D.O.I.
10.1016/j.jcis.2015.08.039
Publisher site
See Article on Publisher Site

Abstract

Journal of Colloid and Interface Science 461 (2016) 32–38 Contents lists available at ScienceDirect Journal of Colloid and Interface Science journal homepage: www.elsevier.com/locate/jcis Yu-Wei Liu, Sumita Pennathur, Carl D. Meinhart Department of Mechanical Engineering, University of California, Santa Barbara, CA 93106-5080, USA graphical a bstract ar ti c l e i nf o ab stra ct Article history: In this study, we improve on our 3D steady-state model of electrophoretic motion of spherical particles in Received 24 June 2015 bounded fluidic channels (Liu et al., 2014) to include the effect of nonsymmetric electrolytes, and further Revised 20 August 2015 validate this improved model with detailed comparisons to experimental data. Specifically, we use the Accepted 20 August 2015 experimentally-measured particle mobilities from the work of Semenov et al. (2013), Napoli et al. Available online 21 August 2015 (2011), and Wynne et al. (2012) to determine the corresponding particle zeta potentials using our model, and compare these results with classical theory. Incorporating the effects of nonsymmetric electrolytes, Keywords: EDL polarization, and confinement, we show that our improved model is applicable to a wide range of Electrophoresis practical experimental conditions, for example, particles that have high zeta potentials in a bounded Mobility

Journal

Journal of Colloid and Interface ScienceElsevier

Published: Jan 1, 2016

References

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