Table 3.

Magnetic properties of iron oxide particles.

Sample name	T	P	${\mathit{\mu }}_0\mathbf{Hc}$	Mr/Ms	Ms	$\mathit{m}({\mathit{\varphi }}_0)$	${\mathit{\varphi }}_0$	$\mathit{\sigma }$
	°C	atm	mT		Am2/kg	${\mathit{\mu }}_{\mathit{B}}$	nm	nm
S1	100	20	4	0.09	63.3	20670	10.4	4.0
S2	100	60	6	0.11	62.6	20097	10.3	4.8
S3	100	100	5	0.11	46.0	20377	11.5	3.9
S4	200	20	7	0.15	40.8	24897	12.8	2.9
S6	200	100	7	0.15	35.2	24815	13.4	3.9