|
Name of magnetic quantity |
symbol |
CGS unit |
SI unit |
Conversion ratio (multiply SI value by this number to get CGS value) |
|
Pole strength |
m |
|
(Wb) |
108/4π |
|
Magnetic flux |
φ |
maxwell（Mx) |
(Wb) |
108 |
|
Magnetic moment |
Mm |
Magnetic moment |
(A/m2) |
103 |
|
Magnetic flux density or Magnetic induction intensity |
B |
（Gs） |
(Wb/m2 or T) |
104 |
|
Magnetic field intensity |
H |
（Oe） |
(A/m) |
1/79.6 |
|
Magnetic potential Magnetomotive force |
φm Vm |
(Oe·cm) |
（A） |
4π/10 |
|
magnetization |
M |
（Gs） |
(A/m) |
10-3 |
|
Relative susceptibility |
χ |
|
|
4π |
|
Relative permeability |
μ |
|
|
1 |
|
Demagnetization factor |
N(CGS) D(SI) |
|
|
4π |
|
Vacuum permeability |
μ0 |
1 |
4π/107 |
107/4π |
|
Magnetic resistance |
Rm |
(auburn cm)/ maxwell |
（A/Wb） |
4π·10-9 |
|
Magnetic crystal anisotropy constant |
K1 |
erg/cm2 |
3(J/m3) |
10 |
|
Magnetic energy product |
(BH)m |
High |
3(J/m3) |
109/ 7.96 |
|
Energy density of domain walls |
γ |
erg/cm2 |
2(J/m2) |
103 |