The Study of Magnetorheology of Iron Oxide Nanowires

Figure 5

(a)~(d) The TEM photographs of Fe₃O₄ nanowires synthesized under constant NaOH concentration, 15 m, and at various temperatures or reaction durations, (a) 120°C, 3 days, (b) 130°C, 3 days, (c) 140°C, 3 days, and (d) 120°C, 9 days.

(a)

(b)

(c)

(d)