Research Article

Synthesis and Magnetorheology Study of Iron Oxide and Iron Cobalt Oxide Suspensions

Table 1

Various shapes and sizes of nanoparticles synthesized at different temperatures.

Particle typeSynthesis temperature °C ShapeDiameter nm

Fe3O4300Star40 ± 6*
Fe3O4366Sphere30 ± 2
CoFe2O4265Sphere3 ± 1
CoFe2O4300Sphere10 ± 3

The mean value of the core-diameter of the star particles.