Magnetic Properties of Magnetic Hydrogels

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Abstract:

Several samples of magnetic hydrogels (also known as ferrogels) are prepared, and their magnetic properties are examined. Polyacrylamide gel is used as the base. Gel matrices are filled with the nanopowder: iron particles with the mean size about 30 nm. The magnetization curves of the samples are measured at different stages of de-swelling. The dependencies of such parameters of magnetization curves as coercive field, remanent magnetization from concentration of magnetic particles in the sample along the process of drying were investigated.

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Solid State Phenomena (Volumes 233-234)

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310-313

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July 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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