Abstract <p>The concentration dependences of the viscosity of magnetic fluids Fe–glycerol/water, Fe–ethylcellulose/DMAA, FeO<sub><i>x</i></sub>–polyoxypropylene diol/water, FeO<sub><i>x</i></sub>–ethylcellulose/DMAA, Fe<sub>7</sub>Ni<sub>3</sub>–ethylcellulose/DMAA, and Fe<sub>7</sub>Ni<sub>3</sub>–glycerol/water have been determined in a magnetic field and outside the field. Applying a magnetic field increases the viscosity of magnetic fluids by 2–4 times, and the concentration dependence of the magnetic-field effect on viscosity can be described by a curve with a maximum.</p>

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The Effect of Magnetic Field on the Rheological Properties of Magnetic Fluids

  • S. A. Vshivkov,
  • E. V. Rusinova,
  • R. T. Omarov

摘要

Abstract

The concentration dependences of the viscosity of magnetic fluids Fe–glycerol/water, Fe–ethylcellulose/DMAA, FeOx–polyoxypropylene diol/water, FeOx–ethylcellulose/DMAA, Fe7Ni3–ethylcellulose/DMAA, and Fe7Ni3–glycerol/water have been determined in a magnetic field and outside the field. Applying a magnetic field increases the viscosity of magnetic fluids by 2–4 times, and the concentration dependence of the magnetic-field effect on viscosity can be described by a curve with a maximum.