Magnetic Unit Converter

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Vectors/Coordinates

Cartesian normalized
x x/r
y y/r
z z/r
spherical
r
theta (rad) theta (deg)
phi (rad) phi (deg)
extra
eff ((x2+y2)(1/3)+z(2/3))(3/2) =

Magnetic field

Tesla (flux density/induction)
Gauss (flux density/induction)
A/m (magnetization/field)
Oe (field)
emu/cm3 (magnetization)

Material properties

magnetocrystalline anisotropy constant K1 J/m3
saturation polarization Js T
exchange constant A J/m
external field Bext T
volume V nm3
temperature T K
anisotropy field Hani=2 K1/Js A/m
T
exchange length 1: lexch1=sqrt(2*μ0 A/Js2) nm
exchange length 2: lexch2=sqrt(A/K1) nm
Bloch wall width: dBloch=π sqrt(A/K1) nm
Bloch wall energy: EBloch=4 sqrt(A K1) J/m2
Larmor frequency (anisotropy field) GHz
     precession period ns
Larmor frequency (demag. field:=Js) GHz
     precession period ns
Larmor frequency (external field) GHz
     precession period ns
thermal stability K1V/(kB T)

JavaScript code adapted from Rok Dittrich's Calculator for magnetostatic energy and demagnetizing factor with Rok's permission.


magpar - Parallel Finite Element Micromagnetics Package
Copyright (C) 2002-2010 Werner Scholz