Table 1

Physical properties of the magnetite particles for the experiments

Particle diameter(nm)


Sample
 TEM method (nm)
 DLS method
 Saturated magnetization (Am2/kg)
 Coercivity (k A/m)
 SSA (m2/g)


Diameter (nm)
 Polydispersity Index


A
 120
 1986
 0.57
 82.5
 7.2
 12
B
 40
 1657
 0.45
 75.0
 10.4
 30
C
 14
 539
 0.28
 67.7
 6.4
 57
D
 11
 109
 0.15
 63.2
 3.0
 74
E
 11
 109
 0.21
 64.1
 2.3
 84
F
 10
 109
 0.25
 57.9
 1.2
 92
G
 10
 146
 0.23
 57.5
 6.0
 107
H
 10
 93
 0.30
 51.6
 3.0
 121
I
 10
 84
 0.18
 52.9
 0.32
 125
J
 10
 94
 0.29
 49.7
 1.4
 131
K
 10
 107
 0.19
 48.9
 3.5
 145
L
 10
 130
 0.25
 47.4
 2.6
 159
M
 10
 105
 0.22
 38.1
 0.9
 190

Motoyama et al. BioMagnetic Research and Technology 2008 6:4   doi:10.1186/1477-044X-6-4