Figures & data
Figure 1. (a) Sedimentation photos of the three MRFs after 6 days; (b) Curves of the sedimentation rates of the three MRFs as a function of time.
Figure 2. Curves of zero-field viscosity versus the shear rates for the three MRFs.
Figure 3. Schematic of the relationship between carrier fluid and particles in the three MRFs.
Figure 4. Curve of shear stress as a function of shear rate under different magnetic field strengths for (a) SO-MRF, (b) IL-MRF and (c) SO/IL-MRF; (d) Curves of shear yield stress as a function of magnetic field strength for the three MRFs fitted by the Bingham model.
Figure 5. Curves of absolute value of shear yield stress as a function of magnetic field strength for three MRFs at a shear rate of 1 s−1.
Figure 6. Dependence of the dynamic shear modulus (storage modulus G’ and loss modulus G”) under different magnetic field strengths of (a) SO-MRF, (b) IL-MRF and (c) SO/IL-MRF on the shear stress at a constant angular frequency of 10 rad·s−1; (d) The curve of the yield point of the three MRFs as a function of the magnetic field strength.
Figure 7. Dependence of the storage modulus G’ and loss modulus G” of three MRFs on magnetic field at 0.01% stain amplitude and 10 rad·s−1 angular frequency.
