Dynamics of magnetic nanoparticles in viscoelastic media

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• 作者：Hilke Remmer^a ; ^{h.remmer@tu-bs.de} ; Eric Roeben^b ; Annette M. Schmidt^b ; Meinhard Schilling^a ; Frank Ludwig^a
• 关键词：Magnetic nanoparticles ; Dynamics ; Ac susceptibility ; Viscoelastic media ; Nanorheology ; Voigt-Kelvin model
• 刊名：Journal of Magnetism and Magnetic Materials
• 出版年：2017
• 出版时间：1 April 2017
• 年：2017
• 卷：427
• 期：Complete
• 页码：331-335
• 全文大小：716 K
• 卷排序：427

文摘

Ac susceptibility spectra of CoFe2O4 nanoparticles in aqueous gelatin solution. Analysis of spectra with different approaches of Voigt-Kelvin model. Comparison of modified Debye model with numerical model. Both models provide similar values for viscoelastic parameters.