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Technology

Technology

YingPu MAGNETOELECTRICITY

Magnetic quantities are often converted into units

Page view:

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或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

 

 

Relative permeability

μ

 

 

1

Demagnetization factor

N(CGS) D(SI)

 

 

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