Table 2.

Initial slopes of the plots shown in Fig. 5, ΔT/δt, measured in °C/s, specific absorption rates (SAR), measured in Watt per gram of iron, deduced from the values of ΔT/δt, maximum temperature (T_max) over the whole petri dishes observed after 30 min of heating deduced from Fig. 5

	Tmax (°C)	ΔT/δt (°C/s)	SAR (W/gfer)
MC	40 ± 2	0.030 ± 0.0012	128 ± 3.4
M-uncoated	35 ± 2	0.020 ± 0.0008	86 ± 5.1
M-Chi	37 ± 2	0.029 ± 0.001	125 ± 5.0
M-PEI	36 ± 2	0.028 ± 0.0011	120 ± 4.7
M-Neri	32 ± 2	0.017 ± 0.0006	72 ± 2.8