DocumentCode
859210
Title
Magnetic Field Assisted Fractionation of Nonmagnetic Colloids in Ferrofluid
Author
Halverson, D. ; Friedman, G.
Author_Institution
Dept. of Electr. & Comput. Eng., Drexel Univ., Philadelphia, PA
Volume
43
Issue
6
fYear
2007
fDate
6/1/2007 12:00:00 AM
Firstpage
2692
Lastpage
2694
Abstract
Flocculation of nonmagnetic colloidal particles in ferrofluid while in the presence of an external uniform magnetic field is investigated experimentally. Magnetic nanoparticles in ferrofluid create magnetic interactions between nonmagnetic colloidal particles. It is demonstrated that nonmagnetic particles can be fractionated by size much more efficiently in the presence of these magnetic interactions
Keywords
exchange interactions (electron); flocculation; magnetic fluids; magnetic particles; magnetic separation; ferrofluid; flocculation; magnetic field assisted fractionation; magnetic interactions; magnetic nanoparticles; nonmagnetic colloidal particles; nonmagnetic colloids; Fractionation; Magnetic fields; Magnetic levitation; Magnetic liquids; Magnetic separation; Material properties; Nanoparticles; Potential energy; Size control; Sorting; Fractionation; magnetic separation; magnetic sorting;
fLanguage
English
Journal_Title
Magnetics, IEEE Transactions on
Publisher
ieee
ISSN
0018-9464
Type
jour
DOI
10.1109/TMAG.2007.893633
Filename
4202749
Link To Document