ID
|
29
|
Symbol
|
γ Fe<sub>2</sub>O<sub>2</sub>
|
Image
|
|
Name
|
Maghemite
|
Categories
|
Oxides with antiferromagnetic interactions
|
Density (g/cm<sup>3</sup>)
|
4.86
|
Structure
|
Cubic defective spinel
|
Order
|
Ferrimagnet
|
Curie temperature (K)
|
985
|
Cubic lattice parameter (p<sub>m</sub>) (a<sub>0</sub>)
|
833.6
|
Magnet ideality factor (p<sub>m</sub>) (a)
|
|
Resistivity (μΩ·m) (ρ)
|
|
Magnetic moment per unit mass (A m<sup>2</sup> kg<sup>-1</sup>) (σ)
|
82
|
Exchange stiffness (pJ m<sup>-1</sup>) (A)
|
|
Magnetic hardness parameter (κ)
|
|
Spontaneous magnetization (MA m<sup>-1</sup>) M<sub>s</sub>)
|
|
Spontaneous linear magnetostriction (λ<sub>s</sub>)
|
−9 × 10<sup>−6</sup>
|
Anisotropy constants (KJ m<sup>-3</sup>) (K1)
|
−5
|
Magnetic polarization (T) (J<sub>s</sub>)
|
0.50
|
Image Source
|
https://geodil.dperkins.org/h/1294.html
|